diff --git a/go.mod b/go.mod
index 8a3da908..6e7fe033 100644
--- a/go.mod
+++ b/go.mod
@@ -4,6 +4,7 @@ go 1.18
require (
github.com/PuerkitoBio/goquery v1.8.0
+ github.com/RyanCarrier/dijkstra v1.1.0
github.com/ajg/form v1.5.2-0.20200323032839-9aeb3cf462e1
github.com/aybabtme/rgbterm v0.0.0-20170906152045-cc83f3b3ce59
github.com/bep/debounce v1.2.1
@@ -18,6 +19,7 @@ require (
github.com/keegancsmith/rpc v1.3.0
github.com/lithammer/dedent v1.1.0
github.com/livebud/bud-test-plugin v0.0.9
+ github.com/livebud/js v0.0.0-20221112072017-b9e63b92aad5
github.com/livebud/transpiler v0.0.3
github.com/matthewmueller/diff v0.0.0-20220104030700-cb2fe910d90c
github.com/matthewmueller/gotext v0.0.0-20210424201144-265ed61725ac
@@ -39,9 +41,11 @@ require (
require (
github.com/BurntSushi/toml v0.4.1 // indirect
- github.com/RyanCarrier/dijkstra v1.1.0 // indirect
github.com/andybalholm/cascadia v1.3.1 // indirect
+ github.com/dlclark/regexp2 v1.7.0 // indirect
+ github.com/dop251/goja v0.0.0-20220730095050-d11430fb5f72 // indirect
github.com/gedex/inflector v0.0.0-20170307190818-16278e9db813 // indirect
+ github.com/go-sourcemap/sourcemap v2.1.3+incompatible // indirect
github.com/google/go-cmp v0.5.6 // indirect
github.com/kr/pretty v0.3.0 // indirect
github.com/kr/text v0.2.0 // indirect
@@ -54,6 +58,7 @@ require (
golang.org/x/exp/typeparams v0.0.0-20220218215828-6cf2b201936e // indirect
golang.org/x/net v0.0.0-20211015210444-4f30a5c0130f // indirect
golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a // indirect
+ golang.org/x/text v0.3.7 // indirect
gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b // indirect
mvdan.cc/gofumpt v0.2.0 // indirect
)
diff --git a/go.sum b/go.sum
index 45cdffcd..94bf6a34 100644
--- a/go.sum
+++ b/go.sum
@@ -24,6 +24,14 @@ github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ3
github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/dlclark/regexp2 v1.4.1-0.20201116162257-a2a8dda75c91/go.mod h1:2pZnwuY/m+8K6iRw6wQdMtk+rH5tNGR1i55kozfMjCc=
+github.com/dlclark/regexp2 v1.7.0 h1:7lJfhqlPssTb1WQx4yvTHN0uElPEv52sbaECrAQxjAo=
+github.com/dlclark/regexp2 v1.7.0/go.mod h1:DHkYz0B9wPfa6wondMfaivmHpzrQ3v9q8cnmRbL6yW8=
+github.com/dop251/goja v0.0.0-20211022113120-dc8c55024d06/go.mod h1:R9ET47fwRVRPZnOGvHxxhuZcbrMCuiqOz3Rlrh4KSnk=
+github.com/dop251/goja v0.0.0-20220730095050-d11430fb5f72 h1:Q4Q/b1gCC2X1b+/RRhZPTcWlJoNE9DpMKt1etq6erWU=
+github.com/dop251/goja v0.0.0-20220730095050-d11430fb5f72/go.mod h1:1jWwHOtOkEqsfX6tYsufUc7BBTuGHH2ekiJabpkN4CA=
+github.com/dop251/goja_nodejs v0.0.0-20210225215109-d91c329300e7/go.mod h1:hn7BA7c8pLvoGndExHudxTDKZ84Pyvv+90pbBjbTz0Y=
+github.com/dop251/goja_nodejs v0.0.0-20211022123610-8dd9abb0616d/go.mod h1:DngW8aVqWbuLRMHItjPUyqdj+HWPvnQe8V8y1nDpIbM=
github.com/evanw/esbuild v0.14.11 h1:bw50N4v70Dqf/B6Wn+3BM6BVttz4A6tHn8m8Ydj9vxk=
github.com/evanw/esbuild v0.14.11/go.mod h1:GG+zjdi59yh3ehDn4ZWfPcATxjPDUH53iU4ZJbp7dkY=
github.com/fatih/structtag v1.2.0 h1:/OdNE99OxoI/PqaW/SuSK9uxxT3f/tcSZgon/ssNSx4=
@@ -38,6 +46,8 @@ github.com/gitchander/permutation v0.0.0-20201214100618-1f3e7285f953 h1:+rJDfq6w
github.com/gitchander/permutation v0.0.0-20201214100618-1f3e7285f953/go.mod h1:lP+DW8LR6Rw3ru9Vo2/y/3iiLaLWmofYql/va+7zJOk=
github.com/go-logfmt/logfmt v0.5.1 h1:otpy5pqBCBZ1ng9RQ0dPu4PN7ba75Y/aA+UpowDyNVA=
github.com/go-logfmt/logfmt v0.5.1/go.mod h1:WYhtIu8zTZfxdn5+rREduYbwxfcBr/Vr6KEVveWlfTs=
+github.com/go-sourcemap/sourcemap v2.1.3+incompatible h1:W1iEw64niKVGogNgBN3ePyLFfuisuzeidWPMPWmECqU=
+github.com/go-sourcemap/sourcemap v2.1.3+incompatible/go.mod h1:F8jJfvm2KbVjc5NqelyYJmf/v5J0dwNLS2mL4sNA1Jg=
github.com/gobwas/glob v0.2.3 h1:A4xDbljILXROh+kObIiy5kIaPYD8e96x1tgBhUI5J+Y=
github.com/gobwas/glob v0.2.3/go.mod h1:d3Ez4x06l9bZtSvzIay5+Yzi0fmZzPgnTbPcKjJAkT8=
github.com/google/go-cmp v0.5.4/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
@@ -66,6 +76,8 @@ github.com/livebud/bud-test-nested-plugin v0.0.5 h1:MpPp20Gng0F+Kvl+L9kttu6nsJIY
github.com/livebud/bud-test-nested-plugin v0.0.5/go.mod h1:M3QujkGG4ggZ6h75t5zF8MEJFrLTwa2USeIYHQdO2YQ=
github.com/livebud/bud-test-plugin v0.0.9 h1:JmS4aj+NV52RUroteLs+ld6rcbkBwio7p9qPNutTsqM=
github.com/livebud/bud-test-plugin v0.0.9/go.mod h1:GTxMZ8W4BIyGIOgAA4hvPHMDDTkaZtfcuhnOcSu3y8M=
+github.com/livebud/js v0.0.0-20221112072017-b9e63b92aad5 h1:7fYJMOnT4WrnjRhJ8B6HiJBGcDVFd9jam0205gn9y1k=
+github.com/livebud/js v0.0.0-20221112072017-b9e63b92aad5/go.mod h1:TDkks+mVAlB96mxcbIAftAxpGteCxoBYGVF1JThjcLk=
github.com/livebud/transpiler v0.0.3 h1:OFKPsmfTOywBDoOE/ZFMVjAupk/xVXFlXoAgZNRhh5Q=
github.com/livebud/transpiler v0.0.3/go.mod h1:vQYMN//Y2cnM55tw0lOmLGbEETugP7alxTyhQHzNdTI=
github.com/matryer/is v1.4.0 h1:sosSmIWwkYITGrxZ25ULNDeKiMNzFSr4V/eqBQP0PeE=
@@ -153,6 +165,7 @@ golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBc
golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
+golang.org/x/text v0.3.7 h1:olpwvP2KacW1ZWvsR7uQhoyTYvKAupfQrRGBFM352Gk=
golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
@@ -167,9 +180,12 @@ golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8T
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EVd6muEfDQjcINNoR0C8j2r3qZ4Q=
gopkg.in/errgo.v2 v2.1.0/go.mod h1:hNsd1EY+bozCKY1Ytp96fpM3vjJbqLJn88ws8XvfDNI=
gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
gopkg.in/yaml.v2 v2.2.4/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+gopkg.in/yaml.v2 v2.4.0 h1:D8xgwECY7CYvx+Y2n4sBz93Jn9JRvxdiyyo8CTfuKaY=
+gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
gopkg.in/yaml.v3 v3.0.0-20200605160147-a5ece683394c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b h1:h8qDotaEPuJATrMmW04NCwg7v22aHH28wwpauUhK9Oo=
diff --git a/package/es/es.go b/package/es/es.go
index 3ec20df7..b2d54cb0 100644
--- a/package/es/es.go
+++ b/package/es/es.go
@@ -11,16 +11,24 @@ import (
"github.com/livebud/bud/package/log"
)
-func New(flag *framework.Flag, log log.Log, module *gomod.Module) *Builder {
- return &Builder{flag, module}
+type Builder interface {
+ Serve(serve *Serve) (*File, error)
+ Bundle(bundle *Bundle) ([]File, error)
}
-type Builder struct {
+func New(flag *framework.Flag, log log.Log, module *gomod.Module) Builder {
+ return &builder{flag, module}
+}
+
+type builder struct {
flag *framework.Flag
module *gomod.Module
}
+var _ Builder = (*builder)(nil)
+
type File = esbuild.OutputFile
+type Plugin = esbuild.Plugin
type Platform uint8
@@ -35,7 +43,7 @@ type Serve struct {
Platform Platform
}
-func (b *Builder) serveOptions(serve *Serve) esbuild.BuildOptions {
+func (b *builder) serveOptions(serve *Serve) esbuild.BuildOptions {
switch serve.Platform {
case DOM:
return b.dom([]string{serve.Entry}, serve.Plugins)
@@ -46,7 +54,7 @@ func (b *Builder) serveOptions(serve *Serve) esbuild.BuildOptions {
var ErrNotRelative = fmt.Errorf("es: entry must be relative")
-func (b *Builder) Serve(serve *Serve) (*File, error) {
+func (b *builder) Serve(serve *Serve) (*File, error) {
if !isRelativeEntry(serve.Entry) {
return nil, fmt.Errorf("%w %q", ErrNotRelative, serve.Entry)
}
@@ -75,7 +83,7 @@ type Bundle struct {
Platform Platform
}
-func (b *Builder) bundleOptions(bundle *Bundle) esbuild.BuildOptions {
+func (b *builder) bundleOptions(bundle *Bundle) esbuild.BuildOptions {
switch bundle.Platform {
case DOM:
return b.dom(bundle.Entries, bundle.Plugins)
@@ -84,7 +92,7 @@ func (b *Builder) bundleOptions(bundle *Bundle) esbuild.BuildOptions {
}
}
-func (b *Builder) Bundle(bundle *Bundle) ([]File, error) {
+func (b *builder) Bundle(bundle *Bundle) ([]File, error) {
for _, entry := range bundle.Entries {
if !isRelativeEntry(entry) {
return nil, fmt.Errorf("%w %q", ErrNotRelative, entry)
@@ -108,7 +116,7 @@ const outDir = "./"
const globalName = "bud"
// SSR creates a server-rendered preset
-func (b *Builder) ssr(entries []string, plugins []esbuild.Plugin) esbuild.BuildOptions {
+func (b *builder) ssr(entries []string, plugins []esbuild.Plugin) esbuild.BuildOptions {
options := esbuild.BuildOptions{
EntryPoints: entries,
Plugins: plugins,
@@ -129,7 +137,7 @@ func (b *Builder) ssr(entries []string, plugins []esbuild.Plugin) esbuild.BuildO
}
// DOM creates a dom-rendered preset
-func (b *Builder) dom(entries []string, plugins []esbuild.Plugin) esbuild.BuildOptions {
+func (b *builder) dom(entries []string, plugins []esbuild.Plugin) esbuild.BuildOptions {
options := esbuild.BuildOptions{
EntryPoints: entries,
Plugins: plugins,
diff --git a/package/transpiler/transpiler.go b/package/transpiler/transpiler.go
new file mode 100644
index 00000000..b0397954
--- /dev/null
+++ b/package/transpiler/transpiler.go
@@ -0,0 +1,222 @@
+package transpiler
+
+import (
+ "errors"
+ "fmt"
+ "path/filepath"
+ "sort"
+ "strings"
+ "sync"
+
+ "github.com/RyanCarrier/dijkstra"
+)
+
+// ErrNoPath is returned when there is no path between two extensions.
+var ErrNoPath = dijkstra.ErrNoPath
+
+type File struct {
+ base string
+ ext string
+ Data []byte
+}
+
+// Path returns the current file path that's being transpiled.
+func (f *File) Path() string {
+ return f.base + f.ext
+}
+
+// Interface for transpiling and testing if you can transpile from one extension
+// to another. This interface is read-only. If you'd like to add extensions, use
+// the Transpiler struct.
+type Interface interface {
+ Best(fromExt string, accepts []string) (string, error)
+ Transpile(fromPath, toExt string, code []byte) ([]byte, error)
+}
+
+func New() *Transpiler {
+ return &Transpiler{
+ ids: map[string]int{},
+ exts: map[int]string{},
+ fns: map[string][]func(file *File) error{},
+ graph: dijkstra.NewGraph(),
+ }
+}
+
+// Transpiler is a generic multi-step tool for transpiling code from one
+// language to another.
+type Transpiler struct {
+ ids map[string]int // ext -> id
+ exts map[int]string // id -> ext
+ fns map[string][]func(file *File) error // map["ext>ext"][]fns
+
+ mu sync.RWMutex
+ graph *dijkstra.Graph
+}
+
+var _ Interface = (*Transpiler)(nil)
+
+// edgekey returns a key for the edge between two extensions.
+// (e.g. edgeKey("svelte", "html") => "svelte>html")
+func edgeKey(fromExt, toExt string) string {
+ return fromExt + ">" + toExt
+}
+
+// Add a tranpile function to go from one extension to another.
+func (t *Transpiler) Add(fromExt, toExt string, transpile func(file *File) error) {
+ t.mu.Lock()
+ defer t.mu.Unlock()
+ t.add(fromExt, toExt, transpile)
+}
+
+func (t *Transpiler) add(fromExt, toExt string, transpile func(file *File) error) {
+ // Add the "from" extension to the graph
+ if _, ok := t.ids[fromExt]; !ok {
+ id := len(t.ids)
+ t.ids[fromExt] = id
+ t.exts[id] = fromExt
+ t.graph.AddVertex(id)
+ }
+ edge := edgeKey(fromExt, toExt)
+ // If the "from" and "to" extensions are the same, add the function and return
+ if fromExt == toExt {
+ t.fns[edge] = append(t.fns[edge], transpile)
+ return
+ }
+ // Add the "to" extension to the graph
+ if _, ok := t.ids[toExt]; !ok {
+ id := len(t.ids)
+ t.ids[toExt] = id
+ t.exts[id] = toExt
+ t.graph.AddVertex(id)
+ }
+ // Add the edge with a cost of 1
+ t.graph.AddArc(t.ids[fromExt], t.ids[toExt], 1)
+ // Add the function to a list of transpilers
+ t.fns[edge] = append(t.fns[edge], transpile)
+}
+
+func (t *Transpiler) Path(fromExt, toExt string) (hops []string, err error) {
+ t.mu.RLock()
+ defer t.mu.RUnlock()
+ return t.path(fromExt, toExt)
+}
+
+// Best returns the best extension to transpile to from the given extension
+func (t *Transpiler) Best(fromExt string, accepts []string) (toExt string, err error) {
+ t.mu.RLock()
+ defer t.mu.RUnlock()
+ return t.best(fromExt, accepts)
+}
+
+// Candidate is a candidate extension we can transpile to with the number of
+// hops it would take to get there.
+// type candidate struct {
+// Ext string
+// Hops int
+// }
+
+func (t *Transpiler) best(fromExt string, accepts []string) (string, error) {
+ fromID, ok := t.ids[fromExt]
+ if !ok {
+ return "", fmt.Errorf("transpiler: %w for %q", ErrNoPath, fromExt)
+ }
+ buckets := map[int][]string{}
+ for _, id := range t.ids {
+ if id == fromID {
+ continue
+ }
+ best, err := t.graph.Shortest(fromID, id)
+ if err != nil {
+ if errors.Is(err, ErrNoPath) {
+ continue
+ }
+ return "", fmt.Errorf("transpiler: unable to get shorted path for %q. %w", fromExt, err)
+ }
+ distance := int(best.Distance)
+ buckets[distance] = append(buckets[distance], t.exts[id])
+ }
+ distances := []int{}
+ for distance := range buckets {
+ distances = append(distances, distance)
+ }
+ sort.Ints(distances)
+ hops := [][]string{}
+ for _, distance := range distances {
+ hops = append(hops, buckets[distance])
+ }
+ // Within each hop bucket, look for the most acceptable extension
+ for _, exts := range hops {
+ for _, accept := range accepts {
+ for _, ext := range exts {
+ if ext == accept {
+ return ext, nil
+ }
+ }
+ }
+ }
+ return "", fmt.Errorf("transpiler: no acceptable path for %q. %w", fromExt, ErrNoPath)
+}
+
+// Path to go from one extension to another.
+func (t *Transpiler) path(fromExt, toExt string) (hops []string, err error) {
+ if fromExt == toExt {
+ return []string{fromExt}, nil
+ }
+ if _, ok := t.ids[fromExt]; !ok {
+ return nil, fmt.Errorf("transpiler: %w from %q to %q", ErrNoPath, fromExt, toExt)
+ }
+ if _, ok := t.ids[toExt]; !ok {
+ return nil, fmt.Errorf("transpiler: %w from %q to %q", ErrNoPath, fromExt, toExt)
+ }
+ best, err := t.graph.Shortest(t.ids[fromExt], t.ids[toExt])
+ if err != nil {
+ return nil, fmt.Errorf("transpiler: %w", err)
+ }
+ for _, id := range best.Path {
+ hops = append(hops, t.exts[id])
+ }
+ return hops, nil
+}
+
+func (t *Transpiler) Transpile(fromPath, toExt string, code []byte) ([]byte, error) {
+ t.mu.Lock()
+ defer t.mu.Unlock()
+ return t.transpile(fromPath, toExt, code)
+}
+
+// Transpile the code from one extension to another.
+func (t *Transpiler) transpile(fromPath, toExt string, code []byte) ([]byte, error) {
+ fromExt := filepath.Ext(fromPath)
+ // Find the shortest path
+ hops, err := t.path(fromExt, toExt)
+ if err != nil {
+ return nil, err
+ }
+ // Create the file
+ file := &File{
+ base: strings.TrimSuffix(fromPath, filepath.Ext(fromPath)),
+ ext: fromExt,
+ Data: code,
+ }
+ // For each hop run the functions
+ for i, ext := range hops {
+ // Call the transition functions (e.g. svelte => html)
+ if i > 0 {
+ prevExt := hops[i-1]
+ edge := edgeKey(prevExt, ext)
+ for _, fn := range t.fns[edge] {
+ if err := fn(file); err != nil {
+ return nil, err
+ }
+ }
+ }
+ file.ext = ext
+ // Call the loops (e.g. svelte => svelte)
+ for _, fn := range t.fns[edgeKey(ext, ext)] {
+ if err := fn(file); err != nil {
+ return nil, err
+ }
+ }
+ }
+ return file.Data, nil
+}
diff --git a/package/transpiler/transpiler_test.go b/package/transpiler/transpiler_test.go
new file mode 100644
index 00000000..e5b8aadc
--- /dev/null
+++ b/package/transpiler/transpiler_test.go
@@ -0,0 +1,252 @@
+package transpiler_test
+
+import (
+ "bytes"
+ "errors"
+ "strings"
+ "testing"
+
+ "github.com/livebud/bud/internal/is"
+ "github.com/livebud/bud/package/transpiler"
+)
+
+func TestTranspileSvelteToJSX(t *testing.T) {
+ is := is.New(t)
+ tr := transpiler.New()
+ paths := []string{}
+ trace := []string{}
+ tr.Add(".svelte", ".jsx", func(file *transpiler.File) error {
+ paths = append(paths, file.Path())
+ trace = append(trace, "svelte->jsx")
+ file.Data = []byte(`export default function() { return ` + string(file.Data) + ` }`)
+ return nil
+ })
+ tr.Add(".svelte", ".svelte", func(file *transpiler.File) error {
+ paths = append(paths, file.Path())
+ trace = append(trace, "svelte->svelte")
+ file.Data = []byte("" + string(file.Data) + "")
+ return nil
+ })
+ result, err := tr.Transpile("hello.svelte", ".jsx", []byte("hi world
"))
+ is.NoErr(err)
+ is.Equal(string(result), `export default function() { return hi world
}`)
+ is.Equal(strings.Join(trace, " "), "svelte->svelte svelte->jsx")
+ is.Equal(strings.Join(paths, " "), "hello.svelte hello.svelte")
+ hops, err := tr.Path(".svelte", ".jsx")
+ is.NoErr(err)
+ is.Equal(len(hops), 2)
+ is.Equal(hops[0], ".svelte")
+ is.Equal(hops[1], ".jsx")
+}
+
+func TestSvelteSvelte(t *testing.T) {
+ is := is.New(t)
+ tr := transpiler.New()
+ trace := []string{}
+ paths := []string{}
+ tr.Add(".svelte", ".svelte", func(file *transpiler.File) error {
+ paths = append(paths, file.Path())
+ trace = append(trace, "svelte->svelte")
+ file.Data = []byte("" + string(file.Data) + "")
+ return nil
+ })
+ result, err := tr.Transpile("hello.svelte", ".svelte", []byte("hi world
"))
+ is.NoErr(err)
+ is.Equal(string(result), `hi world
`)
+ is.Equal(strings.Join(trace, " "), "svelte->svelte")
+ is.Equal(strings.Join(paths, " "), "hello.svelte")
+ hops, err := tr.Path(".svelte", ".svelte")
+ is.NoErr(err)
+ is.Equal(len(hops), 1)
+ is.Equal(hops[0], ".svelte")
+}
+
+func TestNoExt(t *testing.T) {
+ is := is.New(t)
+ tr := transpiler.New()
+ tr.Add(".svelte", ".svelte", func(file *transpiler.File) error {
+ file.Data = []byte("" + string(file.Data) + "")
+ return nil
+ })
+ result, err := tr.Transpile("hello.svelte", ".jsx", []byte("hi world
"))
+ is.True(err != nil)
+ is.True(errors.Is(err, transpiler.ErrNoPath))
+ is.Equal(result, nil)
+ hops, err := tr.Path(".svelte", ".jsx")
+ is.True(err != nil)
+ is.True(errors.Is(err, transpiler.ErrNoPath))
+ is.Equal(hops, nil)
+}
+
+func TestNoPath(t *testing.T) {
+ is := is.New(t)
+ tr := transpiler.New()
+ tr.Add(".svelte", ".svelte", func(file *transpiler.File) error {
+ file.Data = []byte("" + string(file.Data) + "")
+ return nil
+ })
+ tr.Add(".jsx", ".jsx", func(file *transpiler.File) error {
+ file.Data = []byte("" + string(file.Data) + "")
+ return nil
+ })
+ result, err := tr.Transpile("hello.svelte", ".jsx", []byte("hi world
"))
+ is.True(err != nil)
+ is.True(errors.Is(err, transpiler.ErrNoPath))
+ is.Equal(result, nil)
+ hops, err := tr.Path(".svelte", ".jsx")
+ is.True(err != nil)
+ is.True(errors.Is(err, transpiler.ErrNoPath))
+ is.Equal(hops, nil)
+}
+
+func TestMultiStep(t *testing.T) {
+ is := is.New(t)
+ tr := transpiler.New()
+ trace := []string{}
+ path := []string{}
+ tr.Add(".jsx", ".jsx", func(file *transpiler.File) error {
+ path = append(path, file.Path())
+ trace = append(trace, "jsx->jsx")
+ file.Data = []byte("/* some prelude */ " + string(file.Data))
+ return nil
+ })
+ tr.Add(".svelte", ".jsx", func(file *transpiler.File) error {
+ path = append(path, file.Path())
+ trace = append(trace, "svelte->jsx")
+ file.Data = []byte(`export default function() { return ` + string(file.Data) + ` }`)
+ return nil
+ })
+ tr.Add(".svelte", ".svelte", func(file *transpiler.File) error {
+ path = append(path, file.Path())
+ trace = append(trace, "1:svelte->svelte")
+ file.Data = []byte("" + string(file.Data) + "")
+ return nil
+ })
+ tr.Add(".svelte", ".svelte", func(file *transpiler.File) error {
+ path = append(path, file.Path())
+ trace = append(trace, "2:svelte->svelte")
+ file.Data = []byte("" + string(file.Data) + "
")
+ return nil
+ })
+ tr.Add(".md", ".svelte", func(file *transpiler.File) error {
+ path = append(path, file.Path())
+ trace = append(trace, "md->svelte")
+ file.Data = bytes.TrimPrefix(file.Data, []byte("# "))
+ file.Data = []byte("" + string(file.Data) + "
")
+ return nil
+ })
+ result, err := tr.Transpile("hello.md", ".jsx", []byte("# hi world"))
+ is.NoErr(err)
+ is.Equal(strings.Join(trace, " "), "md->svelte 1:svelte->svelte 2:svelte->svelte svelte->jsx jsx->jsx")
+ is.Equal(strings.Join(path, " "), "hello.md hello.svelte hello.svelte hello.svelte hello.jsx")
+ is.Equal(string(result), `/* some prelude */ export default function() { return hi world
}`)
+ hops, err := tr.Path(".md", ".jsx")
+ is.NoErr(err)
+ is.Equal(len(hops), 3)
+ is.Equal(hops[0], ".md")
+ is.Equal(hops[1], ".svelte")
+ is.Equal(hops[2], ".jsx")
+}
+
+func TestTranspileSSRJS(t *testing.T) {
+ is := is.New(t)
+ tr := transpiler.New()
+ tr.Add(".svelte", ".ssr.js", func(file *transpiler.File) error {
+ file.Data = []byte(`module.exports = "` + string(file.Data) + `"`)
+ return nil
+ })
+ code, err := tr.Transpile("hello.svelte", ".ssr.js", []byte("hello
"))
+ is.NoErr(err)
+ is.Equal(string(code), `module.exports = "hello
"`)
+ code, err = tr.Transpile("hello.svelte", ".ssr.js", []byte("world
"))
+ is.NoErr(err)
+ is.Equal(string(code), `module.exports = "world
"`)
+}
+
+func TestTranspileNoPath(t *testing.T) {
+ is := is.New(t)
+ tr := transpiler.New()
+ code, err := tr.Transpile("hello.jsx", ".ssr.js", []byte("hello
"))
+ is.True(err != nil)
+ is.True(errors.Is(err, transpiler.ErrNoPath))
+ is.Equal(code, nil)
+}
+
+func TestTranspileBest(t *testing.T) {
+ is := is.New(t)
+ tr := transpiler.New()
+ trace := []string{}
+ path := []string{}
+ tr.Add(".jsx", ".js", func(file *transpiler.File) error {
+ path = append(path, file.Path())
+ trace = append(trace, "jsx->js")
+ file.Data = []byte("// " + string(file.Data))
+ return nil
+ })
+ tr.Add(".jsx", ".jsx", func(file *transpiler.File) error {
+ path = append(path, file.Path())
+ trace = append(trace, "jsx->jsx")
+ file.Data = []byte("/* some prelude */ " + string(file.Data))
+ return nil
+ })
+ tr.Add(".svelte", ".jsx", func(file *transpiler.File) error {
+ path = append(path, file.Path())
+ trace = append(trace, "svelte->jsx")
+ file.Data = []byte(`export default function() { return ` + string(file.Data) + ` }`)
+ return nil
+ })
+ tr.Add(".svelte", ".svelte", func(file *transpiler.File) error {
+ path = append(path, file.Path())
+ trace = append(trace, "1:svelte->svelte")
+ file.Data = []byte("" + string(file.Data) + "")
+ return nil
+ })
+ tr.Add(".svelte", ".svelte", func(file *transpiler.File) error {
+ path = append(path, file.Path())
+ trace = append(trace, "2:svelte->svelte")
+ file.Data = []byte("" + string(file.Data) + "
")
+ return nil
+ })
+ tr.Add(".md", ".svelte", func(file *transpiler.File) error {
+ path = append(path, file.Path())
+ trace = append(trace, "md->svelte")
+ file.Data = bytes.TrimPrefix(file.Data, []byte("# "))
+ file.Data = []byte("" + string(file.Data) + "
")
+ return nil
+ })
+ tr.Add(".md", ".jsx", func(file *transpiler.File) error {
+ path = append(path, file.Path())
+ trace = append(trace, "md->jsx")
+ file.Data = bytes.TrimPrefix(file.Data, []byte("# "))
+ file.Data = []byte("" + string(file.Data) + "
")
+ return nil
+ })
+ tr.Add(".png", ".jpg", func(file *transpiler.File) error {
+ path = append(path, file.Path())
+ trace = append(trace, "png->jpg")
+ file.Data = []byte("jpg")
+ return nil
+ })
+ // Prefer jsx because same hops as svelte
+ ext, err := tr.Best(".md", []string{".jsx", ".svelte", ".js"})
+ is.NoErr(err)
+ is.Equal(ext, ".jsx")
+ // Prefer svelte because same hops as jsx
+ ext, err = tr.Best(".md", []string{".svelte", ".jsx", ".js"})
+ is.NoErr(err)
+ is.Equal(ext, ".svelte")
+ // Svelte has less hops than JS
+ ext, err = tr.Best(".md", []string{".js", ".svelte", ".jsx"})
+ is.NoErr(err)
+ is.Equal(ext, ".svelte")
+
+ ext, err = tr.Best(".scss", []string{".css"})
+ is.True(err != nil)
+ is.True(errors.Is(err, transpiler.ErrNoPath))
+ is.Equal(ext, "")
+
+ ext, err = tr.Best(".jpg", []string{".min.jpg"})
+ is.True(err != nil)
+ is.True(errors.Is(err, transpiler.ErrNoPath))
+ is.Equal(ext, "")
+}
diff --git a/package/viewer/find.go b/package/viewer/find.go
new file mode 100644
index 00000000..69f2ca83
--- /dev/null
+++ b/package/viewer/find.go
@@ -0,0 +1,114 @@
+package viewer
+
+import (
+ "io/fs"
+ "path"
+ "path/filepath"
+
+ "github.com/livebud/bud/internal/gitignore"
+)
+
+// Find pages
+func Find(fsys FS) (pages map[Key]*Page, err error) {
+ ignore := gitignore.FromFS(fsys)
+ pages = make(map[Key]*Page)
+ inherited := &inherited{
+ Layout: make(map[ext]*View),
+ Frames: make(map[ext][]*View),
+ Error: make(map[ext]*View),
+ }
+ if err := find(fsys, ignore, pages, inherited, "."); err != nil {
+ return nil, err
+ }
+ return pages, nil
+}
+
+type ext = string
+
+type inherited struct {
+ Layout map[ext]*View
+ Frames map[ext][]*View
+ Error map[ext]*View
+}
+
+func find(fsys FS, ignore func(path string) bool, pages map[Key]*Page, inherited *inherited, dir string) error {
+ des, err := fs.ReadDir(fsys, dir)
+ if err != nil {
+ return err
+ }
+
+ // First pass: look for layouts, frames and errors
+ for _, de := range des {
+ if de.IsDir() {
+ continue
+ }
+ fpath := path.Join(dir, de.Name())
+ if ignore(fpath) {
+ continue
+ }
+ ext := filepath.Ext(de.Name())
+ extless := de.Name()[:len(de.Name())-len(ext)]
+ key := path.Join(dir, extless)
+ switch extless {
+ case "layout":
+ inherited.Layout[ext] = &View{
+ Path: fpath,
+ Key: key,
+ Ext: ext,
+ }
+ case "frame":
+ inherited.Frames[ext] = append(inherited.Frames[ext], &View{
+ Path: fpath,
+ Key: key,
+ Ext: ext,
+ })
+ case "error":
+ inherited.Error[ext] = &View{
+ Path: fpath,
+ Key: key,
+ Ext: ext,
+ }
+ }
+ }
+
+ // Second pass: go through pages
+ for _, de := range des {
+ if de.IsDir() {
+ continue
+ }
+ ext := filepath.Ext(de.Name())
+ extless := de.Name()[:len(de.Name())-len(ext)]
+ switch extless {
+ case "layout", "frame", "error":
+ continue
+ default:
+ key := path.Join(dir, extless)
+ pages[key] = &Page{
+ View: &View{
+ Path: path.Join(dir, de.Name()),
+ Key: key,
+ Ext: ext,
+ },
+ Layout: inherited.Layout[ext],
+ Frames: inherited.Frames[ext],
+ Error: inherited.Error[ext],
+ }
+ }
+ }
+
+ // Third pass: go through directories
+ for _, de := range des {
+ if !de.IsDir() {
+ continue
+ }
+ fpath := path.Join(dir, de.Name())
+ if ignore(fpath) {
+ continue
+ }
+ if err := find(fsys, ignore, pages, inherited, fpath); err != nil {
+ return err
+ }
+ }
+
+ return nil
+}
diff --git a/package/viewer/find_test.go b/package/viewer/find_test.go
new file mode 100644
index 00000000..934503b7
--- /dev/null
+++ b/package/viewer/find_test.go
@@ -0,0 +1,55 @@
+package viewer_test
+
+import (
+ "testing"
+ "testing/fstest"
+
+ "github.com/livebud/bud/internal/is"
+ "github.com/livebud/bud/package/viewer"
+)
+
+func TestIndex(t *testing.T) {
+ is := is.New(t)
+ fsys := fstest.MapFS{
+ "index.gohtml": &fstest.MapFile{Data: []byte("Hello {{ .Planet }}!")},
+ }
+ // Find the pages
+ pages, err := viewer.Find(fsys)
+ is.NoErr(err)
+ is.Equal(len(pages), 1)
+ is.True(pages["index"] != nil)
+ is.Equal(pages["index"].Path, "index.gohtml")
+ is.Equal(len(pages["index"].Frames), 0)
+ is.Equal(pages["index"].Layout, nil)
+ is.Equal(pages["index"].Error, nil)
+}
+
+func TestNested(t *testing.T) {
+ is := is.New(t)
+ fsys := fstest.MapFS{
+ "layout.svelte": &fstest.MapFile{Data: []byte(``)},
+ "frame.svelte": &fstest.MapFile{Data: []byte(``)},
+ "posts/frame.svelte": &fstest.MapFile{Data: []byte(``)},
+ "posts/index.svelte": &fstest.MapFile{Data: []byte(`Hello {planet}!
`)},
+ }
+ // Find the pages
+ pages, err := viewer.Find(fsys)
+ is.NoErr(err)
+ is.Equal(len(pages), 1)
+ is.True(pages["posts/index"] != nil)
+ is.Equal(pages["posts/index"].Path, "posts/index.svelte")
+
+ // Frames
+ is.Equal(len(pages["posts/index"].Frames), 2)
+ is.Equal(pages["posts/index"].Frames[0].Key, "frame")
+ is.Equal(pages["posts/index"].Frames[0].Path, "frame.svelte")
+ is.Equal(pages["posts/index"].Frames[1].Key, "posts/frame")
+ is.Equal(pages["posts/index"].Frames[1].Path, "posts/frame.svelte")
+
+ is.Equal(pages["posts/index"].Error, nil)
+
+ // Layout
+ is.True(pages["posts/index"].Layout != nil)
+ is.Equal(pages["posts/index"].Layout.Key, "layout")
+ is.Equal(pages["posts/index"].Layout.Path, "layout.svelte")
+}
diff --git a/package/viewer/gohtml/gohtml.go b/package/viewer/gohtml/gohtml.go
new file mode 100644
index 00000000..74a24adf
--- /dev/null
+++ b/package/viewer/gohtml/gohtml.go
@@ -0,0 +1,190 @@
+package gohtml
+
+import (
+ "bytes"
+ "context"
+ "fmt"
+ "html/template"
+ "io/fs"
+
+ "github.com/livebud/bud/package/log"
+ "github.com/livebud/bud/package/router"
+ "github.com/livebud/bud/package/viewer"
+ "github.com/livebud/bud/package/virtual"
+ "github.com/livebud/bud/runtime/transpiler"
+)
+
+func New(fsys viewer.FS, log log.Log, pages viewer.Pages, tr transpiler.Interface) *Viewer {
+ return &Viewer{fsys, log, pages, tr}
+}
+
+type Viewer struct {
+ fsys viewer.FS
+ log log.Log
+ pages viewer.Pages
+ tr transpiler.Interface
+}
+
+var _ viewer.Viewer = (*Viewer)(nil)
+
+func (v *Viewer) Mount(r *router.Router) error {
+ return nil
+}
+
+func (v *Viewer) parseTemplate(templatePath string) (*template.Template, error) {
+ // TODO: decide if we want to scope to the view path or module path
+ code, err := fs.ReadFile(v.fsys, templatePath)
+ if err != nil {
+ return nil, fmt.Errorf("gohtml: unable to parse template %q. %w", templatePath, err)
+ }
+ // TODO: don't transpile when embedded
+ code, err = v.tr.Transpile(templatePath, ".gohtml", code)
+ if err != nil {
+ return nil, fmt.Errorf("gohtml: unable to transpile %s: %w", templatePath, err)
+ }
+ tpl, err := template.New(templatePath).Parse(string(code))
+ if err != nil {
+ return nil, err
+ }
+ return tpl, nil
+}
+
+func (v *Viewer) render(ctx context.Context, templatePath string, props interface{}) ([]byte, error) {
+ tpl, err := v.parseTemplate(templatePath)
+ if err != nil {
+ return nil, err
+ }
+ return render(ctx, tpl, props)
+}
+
+func render(ctx context.Context, tpl *template.Template, props interface{}) ([]byte, error) {
+ out := new(bytes.Buffer)
+ // TODO: pass context through
+ if err := tpl.Execute(out, props); err != nil {
+ return nil, err
+ }
+ return out.Bytes(), nil
+}
+
+func (v *Viewer) Render(ctx context.Context, key string, propMap viewer.PropMap) ([]byte, error) {
+ page, ok := v.pages[key]
+ if !ok {
+ return nil, fmt.Errorf("gohtml: unable to find page from key %q", key)
+ }
+ v.log.Info("gohtml: rendering", page.Path)
+ html, err := v.render(ctx, page.Path, propMap[page.Key])
+ if err != nil {
+ return nil, err
+ }
+ for _, frame := range page.Frames {
+ // TODO: support other props
+ html, err = v.render(ctx, frame.Path, template.HTML(html))
+ if err != nil {
+ return nil, err
+ }
+ }
+ if page.Layout != nil {
+ // TODO: support other props
+ html, err = v.render(ctx, page.Layout.Path, template.HTML(html))
+ if err != nil {
+ return nil, err
+ }
+ }
+ return html, nil
+}
+
+func (v *Viewer) RenderError(ctx context.Context, key string, propMap viewer.PropMap, originalError error) []byte {
+ page, ok := v.pages[key]
+ if !ok {
+ return []byte(fmt.Sprintf("gohtml: unable to find page from key %q to render error %s", key, originalError))
+ }
+ v.log.Info("gohtml: rendering error", page.Error.Path)
+ errorEntry, err := v.parseTemplate(page.Error.Path)
+ if err != nil {
+ return []byte(fmt.Sprintf("gohtml: unable to read error template %q to render error %s. %s", page.Error.Path, err, originalError))
+ }
+ layout, err := v.parseTemplate(page.Layout.Path)
+ if err != nil {
+ return []byte(fmt.Sprintf("gohtml: unable to parse layout template %q to render error %s. %s", page.Error.Path, err, originalError))
+ }
+ state := errorState{
+ Message: originalError.Error(),
+ }
+ html, err := render(ctx, errorEntry, state)
+ if err != nil {
+ return []byte(fmt.Sprintf("gohtml: unable to render error template %q to render error %s. %s", page.Error.Path, err, originalError))
+ }
+ html, err = render(ctx, layout, template.HTML(html))
+ if err != nil {
+ return []byte(fmt.Sprintf("gohtml: unable to render layout template %q to render error %s. %s", page.Error.Path, err, originalError))
+ }
+ return html
+}
+
+type errorState struct {
+ Message string
+}
+
+func (v *Viewer) Bundle(ctx context.Context, fs virtual.Tree) (err error) {
+ for _, page := range v.pages {
+ // Embed the page
+ pageEmbed, err := v.embedView(page.Path)
+ if err != nil {
+ return err
+ }
+ fs[page.Path] = pageEmbed
+
+ // Embed the layout
+ if page.Layout != nil {
+ if _, ok := fs[page.Layout.Path]; ok {
+ continue
+ }
+ layoutEmbed, err := v.embedView(page.Layout.Path)
+ if err != nil {
+ return err
+ }
+ fs[page.Layout.Path] = layoutEmbed
+ }
+
+ // Embed the frames
+ for _, frame := range page.Frames {
+ if _, ok := fs[frame.Path]; ok {
+ continue
+ }
+ frameEmbed, err := v.embedView(frame.Path)
+ if err != nil {
+ return err
+ }
+ fs[frame.Path] = frameEmbed
+ }
+
+ // Embed the error
+ if page.Error != nil {
+ if _, ok := fs[page.Error.Path]; ok {
+ continue
+ }
+ errorEmbed, err := v.embedView(page.Error.Path)
+ if err != nil {
+ return err
+ }
+ fs[page.Error.Path] = errorEmbed
+ }
+ }
+ return nil
+}
+
+func (v *Viewer) embedView(viewPath string) (*viewer.Embed, error) {
+ code, err := fs.ReadFile(v.fsys, viewPath)
+ if err != nil {
+ return nil, err
+ }
+ // TODO: bring back pre-transpilation
+ // Sanity check that the transpiled code is valid
+ if _, err := template.New(viewPath).Parse(string(code)); err != nil {
+ return nil, fmt.Errorf("gohtml: unable to parse transpiled template %q. %w", viewPath, err)
+ }
+ return &viewer.Embed{
+ Path: viewPath,
+ Data: code,
+ }, nil
+}
diff --git a/package/viewer/gohtml/gohtml_test.go b/package/viewer/gohtml/gohtml_test.go
new file mode 100644
index 00000000..ccfe3ba6
--- /dev/null
+++ b/package/viewer/gohtml/gohtml_test.go
@@ -0,0 +1,97 @@
+package gohtml_test
+
+import (
+ "context"
+ "errors"
+ "testing"
+
+ "github.com/livebud/bud/internal/is"
+ "github.com/livebud/bud/package/log/testlog"
+ "github.com/livebud/bud/package/viewer"
+ "github.com/livebud/bud/package/viewer/gohtml"
+ "github.com/livebud/bud/package/virtual"
+ "github.com/livebud/bud/runtime/transpiler"
+)
+
+func TestPage(t *testing.T) {
+ is := is.New(t)
+ log := testlog.New()
+ fsys := virtual.Map{
+ "index.gohtml": "Hello {{ .Planet }}!",
+ }
+ pages, err := viewer.Find(fsys)
+ is.NoErr(err)
+ viewer := gohtml.New(fsys, log, pages, transpiler.New())
+ ctx := context.Background()
+ html, err := viewer.Render(ctx, "index", map[string]interface{}{
+ "index": map[string]interface{}{
+ "Planet": "Earth",
+ },
+ })
+ is.NoErr(err)
+ is.Equal(string(html), "Hello Earth!")
+}
+
+func TestLayout(t *testing.T) {
+ is := is.New(t)
+ log := testlog.New()
+ fsys := virtual.Map{
+ "index.gohtml": "Hello {{ .Planet }}!",
+ "layout.gohtml": "{{ . }}",
+ }
+ pages, err := viewer.Find(fsys)
+ is.NoErr(err)
+ viewer := gohtml.New(fsys, log, pages, transpiler.New())
+ ctx := context.Background()
+ html, err := viewer.Render(ctx, "index", map[string]interface{}{
+ "index": map[string]interface{}{
+ "Planet": "Earth",
+ },
+ })
+ is.NoErr(err)
+ is.Equal(string(html), "Hello Earth!")
+}
+
+func TestRenderError(t *testing.T) {
+ is := is.New(t)
+ log := testlog.New()
+ fsys := virtual.Map{
+ "index.gohtml": "Hello {{ .Planet }}!",
+ "layout.gohtml": "{{ . }}",
+ "error.gohtml": `{{ .Message }}
`,
+ }
+ pages, err := viewer.Find(fsys)
+ is.NoErr(err)
+ viewer := gohtml.New(fsys, log, pages, transpiler.New())
+ ctx := context.Background()
+ html := viewer.RenderError(ctx, "index", map[string]interface{}{
+ "index": map[string]interface{}{
+ "Planet": "Earth",
+ },
+ }, errors.New("some error"))
+ is.Equal(string(html), `some error
`)
+}
+
+func TestBundle(t *testing.T) {
+ is := is.New(t)
+ log := testlog.New()
+ fsys := virtual.Map{
+ "index.gohtml": "Hello {{ .Planet }}!",
+ "layout.gohtml": "{{ . }}",
+ }
+ pages, err := viewer.Find(fsys)
+ is.NoErr(err)
+ viewer := gohtml.New(fsys, log, pages, transpiler.New())
+ out := virtual.Tree{}
+ ctx := context.Background()
+ err = viewer.Bundle(ctx, out)
+ is.NoErr(err)
+ viewer = gohtml.New(out, log, pages, transpiler.New())
+ html, err := viewer.Render(ctx, "index", map[string]interface{}{
+ "index": map[string]interface{}{
+ "Planet": "Earth",
+ },
+ })
+ is.NoErr(err)
+ is.Equal(string(html), "Hello Earth!")
+}
diff --git a/package/viewer/svelte/compiler.go b/package/viewer/svelte/compiler.go
new file mode 100644
index 00000000..6e74daed
--- /dev/null
+++ b/package/viewer/svelte/compiler.go
@@ -0,0 +1,71 @@
+package svelte
+
+//go:generate go run github.com/evanw/esbuild/cmd/esbuild compiler.ts --format=iife --global-name=__svelte__ --bundle --platform=node --inject:compiler_shim.ts --external:url --outfile=compiler.js --log-level=warning
+
+import (
+ "context"
+ "encoding/json"
+ "fmt"
+
+ _ "embed"
+
+ "github.com/livebud/bud/framework"
+ "github.com/livebud/js"
+)
+
+// compiler.js is used to compile .svelte files into JS & CSS
+//
+//go:embed compiler.js
+var compiler string
+
+func Load(flag *framework.Flag, js js.VM) (*Compiler, error) {
+ if _, err := js.Evaluate(context.TODO(), "svelte/compiler.js", compiler); err != nil {
+ return nil, err
+ }
+ return &Compiler{flag, js}, nil
+}
+
+type Compiler struct {
+ flag *framework.Flag
+ js js.VM
+}
+
+type SSR struct {
+ JS string
+ CSS string
+}
+
+// Compile server-rendered code
+func (c *Compiler) SSR(ctx context.Context, path string, code []byte) (*SSR, error) {
+ isDev := !c.flag.Minify
+ expr := fmt.Sprintf(`;__svelte__.compile({ "path": %q, "code": %q, "target": "ssr", "dev": %t, "css": false })`, path, code, isDev)
+ result, err := c.js.Evaluate(ctx, path, expr)
+ if err != nil {
+ return nil, err
+ }
+ out := new(SSR)
+ if err := json.Unmarshal([]byte(result), out); err != nil {
+ return nil, err
+ }
+ return out, nil
+}
+
+type DOM struct {
+ JS string
+ CSS string
+}
+
+// Compile DOM code
+func (c *Compiler) DOM(ctx context.Context, path string, code []byte) (*DOM, error) {
+ isDev := !c.flag.Minify
+ expr := fmt.Sprintf(`;__svelte__.compile({ "path": %q, "code": %q, "target": "dom", "dev": %t, "css": false })`, path, code, isDev)
+ result, err := c.js.Evaluate(ctx, path, expr)
+ if err != nil {
+ return nil, err
+ }
+ out := new(DOM)
+ if err := json.Unmarshal([]byte(result), out); err != nil {
+ return nil, err
+ }
+ return out, nil
+}
diff --git a/package/viewer/svelte/compiler.js b/package/viewer/svelte/compiler.js
new file mode 100644
index 00000000..dedbd83f
--- /dev/null
+++ b/package/viewer/svelte/compiler.js
@@ -0,0 +1,26596 @@
+var __svelte__ = (() => {
+ var __defProp = Object.defineProperty;
+ var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
+ var __getOwnPropNames = Object.getOwnPropertyNames;
+ var __hasOwnProp = Object.prototype.hasOwnProperty;
+ var __markAsModule = (target) => __defProp(target, "__esModule", { value: true });
+ var __require = /* @__PURE__ */ ((x2) => typeof require !== "undefined" ? require : typeof Proxy !== "undefined" ? new Proxy(x2, {
+ get: (a, b2) => (typeof require !== "undefined" ? require : a)[b2]
+ }) : x2)(function(x2) {
+ if (typeof require !== "undefined")
+ return require.apply(this, arguments);
+ throw new Error('Dynamic require of "' + x2 + '" is not supported');
+ });
+ var __export = (target, all) => {
+ for (var name in all)
+ __defProp(target, name, { get: all[name], enumerable: true });
+ };
+ var __reExport = (target, module, copyDefault, desc) => {
+ if (module && typeof module === "object" || typeof module === "function") {
+ for (let key of __getOwnPropNames(module))
+ if (!__hasOwnProp.call(target, key) && (copyDefault || key !== "default"))
+ __defProp(target, key, { get: () => module[key], enumerable: !(desc = __getOwnPropDesc(module, key)) || desc.enumerable });
+ }
+ return target;
+ };
+ var __toCommonJS = /* @__PURE__ */ ((cache) => {
+ return (module, temp) => {
+ return cache && cache.get(module) || (temp = __reExport(__markAsModule({}), module, 1), cache && cache.set(module, temp), temp);
+ };
+ })(typeof WeakMap !== "undefined" ? /* @__PURE__ */ new WeakMap() : 0);
+
+ // compiler.ts
+ var compiler_exports = {};
+ __export(compiler_exports, {
+ compile: () => compile2
+ });
+
+ // compiler_shim.ts
+ var URL = class {
+ constructor(url) {
+ console.log(url);
+ }
+ };
+ var self = {
+ performance: {
+ now() {
+ return 0;
+ }
+ }
+ };
+ var window = {
+ btoa: (data2) => {
+ return "";
+ }
+ };
+
+ // ../../../node_modules/svelte/compiler.mjs
+ var now = typeof process !== "undefined" && process.hrtime ? () => {
+ const t = process.hrtime();
+ return t[0] * 1e3 + t[1] / 1e6;
+ } : () => self.performance.now();
+ function collapse_timings(timings) {
+ const result = {};
+ timings.forEach((timing) => {
+ result[timing.label] = Object.assign({
+ total: timing.end - timing.start
+ }, timing.children && collapse_timings(timing.children));
+ });
+ return result;
+ }
+ var Stats = class {
+ constructor() {
+ this.start_time = now();
+ this.stack = [];
+ this.current_children = this.timings = [];
+ }
+ start(label) {
+ const timing = {
+ label,
+ start: now(),
+ end: null,
+ children: []
+ };
+ this.current_children.push(timing);
+ this.stack.push(timing);
+ this.current_timing = timing;
+ this.current_children = timing.children;
+ }
+ stop(label) {
+ if (label !== this.current_timing.label) {
+ throw new Error(`Mismatched timing labels (expected ${this.current_timing.label}, got ${label})`);
+ }
+ this.current_timing.end = now();
+ this.stack.pop();
+ this.current_timing = this.stack[this.stack.length - 1];
+ this.current_children = this.current_timing ? this.current_timing.children : this.timings;
+ }
+ render() {
+ const timings = Object.assign({
+ total: now() - this.start_time
+ }, collapse_timings(this.timings));
+ return {
+ timings
+ };
+ }
+ };
+ var reservedWords = {
+ 3: "abstract boolean byte char class double enum export extends final float goto implements import int interface long native package private protected public short static super synchronized throws transient volatile",
+ 5: "class enum extends super const export import",
+ 6: "enum",
+ strict: "implements interface let package private protected public static yield",
+ strictBind: "eval arguments"
+ };
+ var ecma5AndLessKeywords = "break case catch continue debugger default do else finally for function if return switch throw try var while with null true false instanceof typeof void delete new in this";
+ var keywords = {
+ 5: ecma5AndLessKeywords,
+ "5module": ecma5AndLessKeywords + " export import",
+ 6: ecma5AndLessKeywords + " const class extends export import super"
+ };
+ var keywordRelationalOperator = /^in(stanceof)?$/;
+ var nonASCIIidentifierStartChars = "\xAA\xB5\xBA\xC0-\xD6\xD8-\xF6\xF8-\u02C1\u02C6-\u02D1\u02E0-\u02E4\u02EC\u02EE\u0370-\u0374\u0376\u0377\u037A-\u037D\u037F\u0386\u0388-\u038A\u038C\u038E-\u03A1\u03A3-\u03F5\u03F7-\u0481\u048A-\u052F\u0531-\u0556\u0559\u0560-\u0588\u05D0-\u05EA\u05EF-\u05F2\u0620-\u064A\u066E\u066F\u0671-\u06D3\u06D5\u06E5\u06E6\u06EE\u06EF\u06FA-\u06FC\u06FF\u0710\u0712-\u072F\u074D-\u07A5\u07B1\u07CA-\u07EA\u07F4\u07F5\u07FA\u0800-\u0815\u081A\u0824\u0828\u0840-\u0858\u0860-\u086A\u08A0-\u08B4\u08B6-\u08C7\u0904-\u0939\u093D\u0950\u0958-\u0961\u0971-\u0980\u0985-\u098C\u098F\u0990\u0993-\u09A8\u09AA-\u09B0\u09B2\u09B6-\u09B9\u09BD\u09CE\u09DC\u09DD\u09DF-\u09E1\u09F0\u09F1\u09FC\u0A05-\u0A0A\u0A0F\u0A10\u0A13-\u0A28\u0A2A-\u0A30\u0A32\u0A33\u0A35\u0A36\u0A38\u0A39\u0A59-\u0A5C\u0A5E\u0A72-\u0A74\u0A85-\u0A8D\u0A8F-\u0A91\u0A93-\u0AA8\u0AAA-\u0AB0\u0AB2\u0AB3\u0AB5-\u0AB9\u0ABD\u0AD0\u0AE0\u0AE1\u0AF9\u0B05-\u0B0C\u0B0F\u0B10\u0B13-\u0B28\u0B2A-\u0B30\u0B32\u0B33\u0B35-\u0B39\u0B3D\u0B5C\u0B5D\u0B5F-\u0B61\u0B71\u0B83\u0B85-\u0B8A\u0B8E-\u0B90\u0B92-\u0B95\u0B99\u0B9A\u0B9C\u0B9E\u0B9F\u0BA3\u0BA4\u0BA8-\u0BAA\u0BAE-\u0BB9\u0BD0\u0C05-\u0C0C\u0C0E-\u0C10\u0C12-\u0C28\u0C2A-\u0C39\u0C3D\u0C58-\u0C5A\u0C60\u0C61\u0C80\u0C85-\u0C8C\u0C8E-\u0C90\u0C92-\u0CA8\u0CAA-\u0CB3\u0CB5-\u0CB9\u0CBD\u0CDE\u0CE0\u0CE1\u0CF1\u0CF2\u0D04-\u0D0C\u0D0E-\u0D10\u0D12-\u0D3A\u0D3D\u0D4E\u0D54-\u0D56\u0D5F-\u0D61\u0D7A-\u0D7F\u0D85-\u0D96\u0D9A-\u0DB1\u0DB3-\u0DBB\u0DBD\u0DC0-\u0DC6\u0E01-\u0E30\u0E32\u0E33\u0E40-\u0E46\u0E81\u0E82\u0E84\u0E86-\u0E8A\u0E8C-\u0EA3\u0EA5\u0EA7-\u0EB0\u0EB2\u0EB3\u0EBD\u0EC0-\u0EC4\u0EC6\u0EDC-\u0EDF\u0F00\u0F40-\u0F47\u0F49-\u0F6C\u0F88-\u0F8C\u1000-\u102A\u103F\u1050-\u1055\u105A-\u105D\u1061\u1065\u1066\u106E-\u1070\u1075-\u1081\u108E\u10A0-\u10C5\u10C7\u10CD\u10D0-\u10FA\u10FC-\u1248\u124A-\u124D\u1250-\u1256\u1258\u125A-\u125D\u1260-\u1288\u128A-\u128D\u1290-\u12B0\u12B2-\u12B5\u12B8-\u12BE\u12C0\u12C2-\u12C5\u12C8-\u12D6\u12D8-\u1310\u1312-\u1315\u1318-\u135A\u1380-\u138F\u13A0-\u13F5\u13F8-\u13FD\u1401-\u166C\u166F-\u167F\u1681-\u169A\u16A0-\u16EA\u16EE-\u16F8\u1700-\u170C\u170E-\u1711\u1720-\u1731\u1740-\u1751\u1760-\u176C\u176E-\u1770\u1780-\u17B3\u17D7\u17DC\u1820-\u1878\u1880-\u18A8\u18AA\u18B0-\u18F5\u1900-\u191E\u1950-\u196D\u1970-\u1974\u1980-\u19AB\u19B0-\u19C9\u1A00-\u1A16\u1A20-\u1A54\u1AA7\u1B05-\u1B33\u1B45-\u1B4B\u1B83-\u1BA0\u1BAE\u1BAF\u1BBA-\u1BE5\u1C00-\u1C23\u1C4D-\u1C4F\u1C5A-\u1C7D\u1C80-\u1C88\u1C90-\u1CBA\u1CBD-\u1CBF\u1CE9-\u1CEC\u1CEE-\u1CF3\u1CF5\u1CF6\u1CFA\u1D00-\u1DBF\u1E00-\u1F15\u1F18-\u1F1D\u1F20-\u1F45\u1F48-\u1F4D\u1F50-\u1F57\u1F59\u1F5B\u1F5D\u1F5F-\u1F7D\u1F80-\u1FB4\u1FB6-\u1FBC\u1FBE\u1FC2-\u1FC4\u1FC6-\u1FCC\u1FD0-\u1FD3\u1FD6-\u1FDB\u1FE0-\u1FEC\u1FF2-\u1FF4\u1FF6-\u1FFC\u2071\u207F\u2090-\u209C\u2102\u2107\u210A-\u2113\u2115\u2118-\u211D\u2124\u2126\u2128\u212A-\u2139\u213C-\u213F\u2145-\u2149\u214E\u2160-\u2188\u2C00-\u2C2E\u2C30-\u2C5E\u2C60-\u2CE4\u2CEB-\u2CEE\u2CF2\u2CF3\u2D00-\u2D25\u2D27\u2D2D\u2D30-\u2D67\u2D6F\u2D80-\u2D96\u2DA0-\u2DA6\u2DA8-\u2DAE\u2DB0-\u2DB6\u2DB8-\u2DBE\u2DC0-\u2DC6\u2DC8-\u2DCE\u2DD0-\u2DD6\u2DD8-\u2DDE\u3005-\u3007\u3021-\u3029\u3031-\u3035\u3038-\u303C\u3041-\u3096\u309B-\u309F\u30A1-\u30FA\u30FC-\u30FF\u3105-\u312F\u3131-\u318E\u31A0-\u31BF\u31F0-\u31FF\u3400-\u4DBF\u4E00-\u9FFC\uA000-\uA48C\uA4D0-\uA4FD\uA500-\uA60C\uA610-\uA61F\uA62A\uA62B\uA640-\uA66E\uA67F-\uA69D\uA6A0-\uA6EF\uA717-\uA71F\uA722-\uA788\uA78B-\uA7BF\uA7C2-\uA7CA\uA7F5-\uA801\uA803-\uA805\uA807-\uA80A\uA80C-\uA822\uA840-\uA873\uA882-\uA8B3\uA8F2-\uA8F7\uA8FB\uA8FD\uA8FE\uA90A-\uA925\uA930-\uA946\uA960-\uA97C\uA984-\uA9B2\uA9CF\uA9E0-\uA9E4\uA9E6-\uA9EF\uA9FA-\uA9FE\uAA00-\uAA28\uAA40-\uAA42\uAA44-\uAA4B\uAA60-\uAA76\uAA7A\uAA7E-\uAAAF\uAAB1\uAAB5\uAAB6\uAAB9-\uAABD\uAAC0\uAAC2\uAADB-\uAADD\uAAE0-\uAAEA\uAAF2-\uAAF4\uAB01-\uAB06\uAB09-\uAB0E\uAB11-\uAB16\uAB20-\uAB26\uAB28-\uAB2E\uAB30-\uAB5A\uAB5C-\uAB69\uAB70-\uABE2\uAC00-\uD7A3\uD7B0-\uD7C6\uD7CB-\uD7FB\uF900-\uFA6D\uFA70-\uFAD9\uFB00-\uFB06\uFB13-\uFB17\uFB1D\uFB1F-\uFB28\uFB2A-\uFB36\uFB38-\uFB3C\uFB3E\uFB40\uFB41\uFB43\uFB44\uFB46-\uFBB1\uFBD3-\uFD3D\uFD50-\uFD8F\uFD92-\uFDC7\uFDF0-\uFDFB\uFE70-\uFE74\uFE76-\uFEFC\uFF21-\uFF3A\uFF41-\uFF5A\uFF66-\uFFBE\uFFC2-\uFFC7\uFFCA-\uFFCF\uFFD2-\uFFD7\uFFDA-\uFFDC";
+ var nonASCIIidentifierChars = "\u200C\u200D\xB7\u0300-\u036F\u0387\u0483-\u0487\u0591-\u05BD\u05BF\u05C1\u05C2\u05C4\u05C5\u05C7\u0610-\u061A\u064B-\u0669\u0670\u06D6-\u06DC\u06DF-\u06E4\u06E7\u06E8\u06EA-\u06ED\u06F0-\u06F9\u0711\u0730-\u074A\u07A6-\u07B0\u07C0-\u07C9\u07EB-\u07F3\u07FD\u0816-\u0819\u081B-\u0823\u0825-\u0827\u0829-\u082D\u0859-\u085B\u08D3-\u08E1\u08E3-\u0903\u093A-\u093C\u093E-\u094F\u0951-\u0957\u0962\u0963\u0966-\u096F\u0981-\u0983\u09BC\u09BE-\u09C4\u09C7\u09C8\u09CB-\u09CD\u09D7\u09E2\u09E3\u09E6-\u09EF\u09FE\u0A01-\u0A03\u0A3C\u0A3E-\u0A42\u0A47\u0A48\u0A4B-\u0A4D\u0A51\u0A66-\u0A71\u0A75\u0A81-\u0A83\u0ABC\u0ABE-\u0AC5\u0AC7-\u0AC9\u0ACB-\u0ACD\u0AE2\u0AE3\u0AE6-\u0AEF\u0AFA-\u0AFF\u0B01-\u0B03\u0B3C\u0B3E-\u0B44\u0B47\u0B48\u0B4B-\u0B4D\u0B55-\u0B57\u0B62\u0B63\u0B66-\u0B6F\u0B82\u0BBE-\u0BC2\u0BC6-\u0BC8\u0BCA-\u0BCD\u0BD7\u0BE6-\u0BEF\u0C00-\u0C04\u0C3E-\u0C44\u0C46-\u0C48\u0C4A-\u0C4D\u0C55\u0C56\u0C62\u0C63\u0C66-\u0C6F\u0C81-\u0C83\u0CBC\u0CBE-\u0CC4\u0CC6-\u0CC8\u0CCA-\u0CCD\u0CD5\u0CD6\u0CE2\u0CE3\u0CE6-\u0CEF\u0D00-\u0D03\u0D3B\u0D3C\u0D3E-\u0D44\u0D46-\u0D48\u0D4A-\u0D4D\u0D57\u0D62\u0D63\u0D66-\u0D6F\u0D81-\u0D83\u0DCA\u0DCF-\u0DD4\u0DD6\u0DD8-\u0DDF\u0DE6-\u0DEF\u0DF2\u0DF3\u0E31\u0E34-\u0E3A\u0E47-\u0E4E\u0E50-\u0E59\u0EB1\u0EB4-\u0EBC\u0EC8-\u0ECD\u0ED0-\u0ED9\u0F18\u0F19\u0F20-\u0F29\u0F35\u0F37\u0F39\u0F3E\u0F3F\u0F71-\u0F84\u0F86\u0F87\u0F8D-\u0F97\u0F99-\u0FBC\u0FC6\u102B-\u103E\u1040-\u1049\u1056-\u1059\u105E-\u1060\u1062-\u1064\u1067-\u106D\u1071-\u1074\u1082-\u108D\u108F-\u109D\u135D-\u135F\u1369-\u1371\u1712-\u1714\u1732-\u1734\u1752\u1753\u1772\u1773\u17B4-\u17D3\u17DD\u17E0-\u17E9\u180B-\u180D\u1810-\u1819\u18A9\u1920-\u192B\u1930-\u193B\u1946-\u194F\u19D0-\u19DA\u1A17-\u1A1B\u1A55-\u1A5E\u1A60-\u1A7C\u1A7F-\u1A89\u1A90-\u1A99\u1AB0-\u1ABD\u1ABF\u1AC0\u1B00-\u1B04\u1B34-\u1B44\u1B50-\u1B59\u1B6B-\u1B73\u1B80-\u1B82\u1BA1-\u1BAD\u1BB0-\u1BB9\u1BE6-\u1BF3\u1C24-\u1C37\u1C40-\u1C49\u1C50-\u1C59\u1CD0-\u1CD2\u1CD4-\u1CE8\u1CED\u1CF4\u1CF7-\u1CF9\u1DC0-\u1DF9\u1DFB-\u1DFF\u203F\u2040\u2054\u20D0-\u20DC\u20E1\u20E5-\u20F0\u2CEF-\u2CF1\u2D7F\u2DE0-\u2DFF\u302A-\u302F\u3099\u309A\uA620-\uA629\uA66F\uA674-\uA67D\uA69E\uA69F\uA6F0\uA6F1\uA802\uA806\uA80B\uA823-\uA827\uA82C\uA880\uA881\uA8B4-\uA8C5\uA8D0-\uA8D9\uA8E0-\uA8F1\uA8FF-\uA909\uA926-\uA92D\uA947-\uA953\uA980-\uA983\uA9B3-\uA9C0\uA9D0-\uA9D9\uA9E5\uA9F0-\uA9F9\uAA29-\uAA36\uAA43\uAA4C\uAA4D\uAA50-\uAA59\uAA7B-\uAA7D\uAAB0\uAAB2-\uAAB4\uAAB7\uAAB8\uAABE\uAABF\uAAC1\uAAEB-\uAAEF\uAAF5\uAAF6\uABE3-\uABEA\uABEC\uABED\uABF0-\uABF9\uFB1E\uFE00-\uFE0F\uFE20-\uFE2F\uFE33\uFE34\uFE4D-\uFE4F\uFF10-\uFF19\uFF3F";
+ var nonASCIIidentifierStart = new RegExp("[" + nonASCIIidentifierStartChars + "]");
+ var nonASCIIidentifier = new RegExp("[" + nonASCIIidentifierStartChars + nonASCIIidentifierChars + "]");
+ nonASCIIidentifierStartChars = nonASCIIidentifierChars = null;
+ var astralIdentifierStartCodes = [0, 11, 2, 25, 2, 18, 2, 1, 2, 14, 3, 13, 35, 122, 70, 52, 268, 28, 4, 48, 48, 31, 14, 29, 6, 37, 11, 29, 3, 35, 5, 7, 2, 4, 43, 157, 19, 35, 5, 35, 5, 39, 9, 51, 157, 310, 10, 21, 11, 7, 153, 5, 3, 0, 2, 43, 2, 1, 4, 0, 3, 22, 11, 22, 10, 30, 66, 18, 2, 1, 11, 21, 11, 25, 71, 55, 7, 1, 65, 0, 16, 3, 2, 2, 2, 28, 43, 28, 4, 28, 36, 7, 2, 27, 28, 53, 11, 21, 11, 18, 14, 17, 111, 72, 56, 50, 14, 50, 14, 35, 349, 41, 7, 1, 79, 28, 11, 0, 9, 21, 107, 20, 28, 22, 13, 52, 76, 44, 33, 24, 27, 35, 30, 0, 3, 0, 9, 34, 4, 0, 13, 47, 15, 3, 22, 0, 2, 0, 36, 17, 2, 24, 85, 6, 2, 0, 2, 3, 2, 14, 2, 9, 8, 46, 39, 7, 3, 1, 3, 21, 2, 6, 2, 1, 2, 4, 4, 0, 19, 0, 13, 4, 159, 52, 19, 3, 21, 2, 31, 47, 21, 1, 2, 0, 185, 46, 42, 3, 37, 47, 21, 0, 60, 42, 14, 0, 72, 26, 230, 43, 117, 63, 32, 7, 3, 0, 3, 7, 2, 1, 2, 23, 16, 0, 2, 0, 95, 7, 3, 38, 17, 0, 2, 0, 29, 0, 11, 39, 8, 0, 22, 0, 12, 45, 20, 0, 35, 56, 264, 8, 2, 36, 18, 0, 50, 29, 113, 6, 2, 1, 2, 37, 22, 0, 26, 5, 2, 1, 2, 31, 15, 0, 328, 18, 190, 0, 80, 921, 103, 110, 18, 195, 2749, 1070, 4050, 582, 8634, 568, 8, 30, 114, 29, 19, 47, 17, 3, 32, 20, 6, 18, 689, 63, 129, 74, 6, 0, 67, 12, 65, 1, 2, 0, 29, 6135, 9, 1237, 43, 8, 8952, 286, 50, 2, 18, 3, 9, 395, 2309, 106, 6, 12, 4, 8, 8, 9, 5991, 84, 2, 70, 2, 1, 3, 0, 3, 1, 3, 3, 2, 11, 2, 0, 2, 6, 2, 64, 2, 3, 3, 7, 2, 6, 2, 27, 2, 3, 2, 4, 2, 0, 4, 6, 2, 339, 3, 24, 2, 24, 2, 30, 2, 24, 2, 30, 2, 24, 2, 30, 2, 24, 2, 30, 2, 24, 2, 7, 2357, 44, 11, 6, 17, 0, 370, 43, 1301, 196, 60, 67, 8, 0, 1205, 3, 2, 26, 2, 1, 2, 0, 3, 0, 2, 9, 2, 3, 2, 0, 2, 0, 7, 0, 5, 0, 2, 0, 2, 0, 2, 2, 2, 1, 2, 0, 3, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 1, 2, 0, 3, 3, 2, 6, 2, 3, 2, 3, 2, 0, 2, 9, 2, 16, 6, 2, 2, 4, 2, 16, 4421, 42717, 35, 4148, 12, 221, 3, 5761, 15, 7472, 3104, 541, 1507, 4938];
+ var astralIdentifierCodes = [509, 0, 227, 0, 150, 4, 294, 9, 1368, 2, 2, 1, 6, 3, 41, 2, 5, 0, 166, 1, 574, 3, 9, 9, 370, 1, 154, 10, 176, 2, 54, 14, 32, 9, 16, 3, 46, 10, 54, 9, 7, 2, 37, 13, 2, 9, 6, 1, 45, 0, 13, 2, 49, 13, 9, 3, 2, 11, 83, 11, 7, 0, 161, 11, 6, 9, 7, 3, 56, 1, 2, 6, 3, 1, 3, 2, 10, 0, 11, 1, 3, 6, 4, 4, 193, 17, 10, 9, 5, 0, 82, 19, 13, 9, 214, 6, 3, 8, 28, 1, 83, 16, 16, 9, 82, 12, 9, 9, 84, 14, 5, 9, 243, 14, 166, 9, 71, 5, 2, 1, 3, 3, 2, 0, 2, 1, 13, 9, 120, 6, 3, 6, 4, 0, 29, 9, 41, 6, 2, 3, 9, 0, 10, 10, 47, 15, 406, 7, 2, 7, 17, 9, 57, 21, 2, 13, 123, 5, 4, 0, 2, 1, 2, 6, 2, 0, 9, 9, 49, 4, 2, 1, 2, 4, 9, 9, 330, 3, 19306, 9, 135, 4, 60, 6, 26, 9, 1014, 0, 2, 54, 8, 3, 82, 0, 12, 1, 19628, 1, 5319, 4, 4, 5, 9, 7, 3, 6, 31, 3, 149, 2, 1418, 49, 513, 54, 5, 49, 9, 0, 15, 0, 23, 4, 2, 14, 1361, 6, 2, 16, 3, 6, 2, 1, 2, 4, 262, 6, 10, 9, 419, 13, 1495, 6, 110, 6, 6, 9, 4759, 9, 787719, 239];
+ function isInAstralSet(code, set) {
+ var pos = 65536;
+ for (var i = 0; i < set.length; i += 2) {
+ pos += set[i];
+ if (pos > code) {
+ return false;
+ }
+ pos += set[i + 1];
+ if (pos >= code) {
+ return true;
+ }
+ }
+ }
+ function isIdentifierStart(code, astral) {
+ if (code < 65) {
+ return code === 36;
+ }
+ if (code < 91) {
+ return true;
+ }
+ if (code < 97) {
+ return code === 95;
+ }
+ if (code < 123) {
+ return true;
+ }
+ if (code <= 65535) {
+ return code >= 170 && nonASCIIidentifierStart.test(String.fromCharCode(code));
+ }
+ if (astral === false) {
+ return false;
+ }
+ return isInAstralSet(code, astralIdentifierStartCodes);
+ }
+ function isIdentifierChar(code, astral) {
+ if (code < 48) {
+ return code === 36;
+ }
+ if (code < 58) {
+ return true;
+ }
+ if (code < 65) {
+ return false;
+ }
+ if (code < 91) {
+ return true;
+ }
+ if (code < 97) {
+ return code === 95;
+ }
+ if (code < 123) {
+ return true;
+ }
+ if (code <= 65535) {
+ return code >= 170 && nonASCIIidentifier.test(String.fromCharCode(code));
+ }
+ if (astral === false) {
+ return false;
+ }
+ return isInAstralSet(code, astralIdentifierStartCodes) || isInAstralSet(code, astralIdentifierCodes);
+ }
+ var TokenType = function TokenType2(label, conf) {
+ if (conf === void 0)
+ conf = {};
+ this.label = label;
+ this.keyword = conf.keyword;
+ this.beforeExpr = !!conf.beforeExpr;
+ this.startsExpr = !!conf.startsExpr;
+ this.isLoop = !!conf.isLoop;
+ this.isAssign = !!conf.isAssign;
+ this.prefix = !!conf.prefix;
+ this.postfix = !!conf.postfix;
+ this.binop = conf.binop || null;
+ this.updateContext = null;
+ };
+ function binop(name, prec) {
+ return new TokenType(name, { beforeExpr: true, binop: prec });
+ }
+ var beforeExpr = { beforeExpr: true };
+ var startsExpr = { startsExpr: true };
+ var keywords$1 = {};
+ function kw(name, options) {
+ if (options === void 0)
+ options = {};
+ options.keyword = name;
+ return keywords$1[name] = new TokenType(name, options);
+ }
+ var types = {
+ num: new TokenType("num", startsExpr),
+ regexp: new TokenType("regexp", startsExpr),
+ string: new TokenType("string", startsExpr),
+ name: new TokenType("name", startsExpr),
+ privateId: new TokenType("privateId", startsExpr),
+ eof: new TokenType("eof"),
+ bracketL: new TokenType("[", { beforeExpr: true, startsExpr: true }),
+ bracketR: new TokenType("]"),
+ braceL: new TokenType("{", { beforeExpr: true, startsExpr: true }),
+ braceR: new TokenType("}"),
+ parenL: new TokenType("(", { beforeExpr: true, startsExpr: true }),
+ parenR: new TokenType(")"),
+ comma: new TokenType(",", beforeExpr),
+ semi: new TokenType(";", beforeExpr),
+ colon: new TokenType(":", beforeExpr),
+ dot: new TokenType("."),
+ question: new TokenType("?", beforeExpr),
+ questionDot: new TokenType("?."),
+ arrow: new TokenType("=>", beforeExpr),
+ template: new TokenType("template"),
+ invalidTemplate: new TokenType("invalidTemplate"),
+ ellipsis: new TokenType("...", beforeExpr),
+ backQuote: new TokenType("`", startsExpr),
+ dollarBraceL: new TokenType("${", { beforeExpr: true, startsExpr: true }),
+ eq: new TokenType("=", { beforeExpr: true, isAssign: true }),
+ assign: new TokenType("_=", { beforeExpr: true, isAssign: true }),
+ incDec: new TokenType("++/--", { prefix: true, postfix: true, startsExpr: true }),
+ prefix: new TokenType("!/~", { beforeExpr: true, prefix: true, startsExpr: true }),
+ logicalOR: binop("||", 1),
+ logicalAND: binop("&&", 2),
+ bitwiseOR: binop("|", 3),
+ bitwiseXOR: binop("^", 4),
+ bitwiseAND: binop("&", 5),
+ equality: binop("==/!=/===/!==", 6),
+ relational: binop("/<=/>=", 7),
+ bitShift: binop("<>/>>>", 8),
+ plusMin: new TokenType("+/-", { beforeExpr: true, binop: 9, prefix: true, startsExpr: true }),
+ modulo: binop("%", 10),
+ star: binop("*", 10),
+ slash: binop("/", 10),
+ starstar: new TokenType("**", { beforeExpr: true }),
+ coalesce: binop("??", 1),
+ _break: kw("break"),
+ _case: kw("case", beforeExpr),
+ _catch: kw("catch"),
+ _continue: kw("continue"),
+ _debugger: kw("debugger"),
+ _default: kw("default", beforeExpr),
+ _do: kw("do", { isLoop: true, beforeExpr: true }),
+ _else: kw("else", beforeExpr),
+ _finally: kw("finally"),
+ _for: kw("for", { isLoop: true }),
+ _function: kw("function", startsExpr),
+ _if: kw("if"),
+ _return: kw("return", beforeExpr),
+ _switch: kw("switch"),
+ _throw: kw("throw", beforeExpr),
+ _try: kw("try"),
+ _var: kw("var"),
+ _const: kw("const"),
+ _while: kw("while", { isLoop: true }),
+ _with: kw("with"),
+ _new: kw("new", { beforeExpr: true, startsExpr: true }),
+ _this: kw("this", startsExpr),
+ _super: kw("super", startsExpr),
+ _class: kw("class", startsExpr),
+ _extends: kw("extends", beforeExpr),
+ _export: kw("export"),
+ _import: kw("import", startsExpr),
+ _null: kw("null", startsExpr),
+ _true: kw("true", startsExpr),
+ _false: kw("false", startsExpr),
+ _in: kw("in", { beforeExpr: true, binop: 7 }),
+ _instanceof: kw("instanceof", { beforeExpr: true, binop: 7 }),
+ _typeof: kw("typeof", { beforeExpr: true, prefix: true, startsExpr: true }),
+ _void: kw("void", { beforeExpr: true, prefix: true, startsExpr: true }),
+ _delete: kw("delete", { beforeExpr: true, prefix: true, startsExpr: true })
+ };
+ var lineBreak = /\r\n?|\n|\u2028|\u2029/;
+ var lineBreakG = new RegExp(lineBreak.source, "g");
+ function isNewLine(code, ecma2019String) {
+ return code === 10 || code === 13 || !ecma2019String && (code === 8232 || code === 8233);
+ }
+ var nonASCIIwhitespace = /[\u1680\u2000-\u200a\u202f\u205f\u3000\ufeff]/;
+ var skipWhiteSpace = /(?:\s|\/\/.*|\/\*[^]*?\*\/)*/g;
+ var ref = Object.prototype;
+ var hasOwnProperty = ref.hasOwnProperty;
+ var toString = ref.toString;
+ function has(obj, propName) {
+ return hasOwnProperty.call(obj, propName);
+ }
+ var isArray = Array.isArray || function(obj) {
+ return toString.call(obj) === "[object Array]";
+ };
+ function wordsRegexp(words) {
+ return new RegExp("^(?:" + words.replace(/ /g, "|") + ")$");
+ }
+ var Position = function Position2(line, col) {
+ this.line = line;
+ this.column = col;
+ };
+ Position.prototype.offset = function offset(n2) {
+ return new Position(this.line, this.column + n2);
+ };
+ var SourceLocation = function SourceLocation2(p2, start, end) {
+ this.start = start;
+ this.end = end;
+ if (p2.sourceFile !== null) {
+ this.source = p2.sourceFile;
+ }
+ };
+ function getLineInfo(input, offset2) {
+ for (var line = 1, cur = 0; ; ) {
+ lineBreakG.lastIndex = cur;
+ var match = lineBreakG.exec(input);
+ if (match && match.index < offset2) {
+ ++line;
+ cur = match.index + match[0].length;
+ } else {
+ return new Position(line, offset2 - cur);
+ }
+ }
+ }
+ var defaultOptions = {
+ ecmaVersion: null,
+ sourceType: "script",
+ onInsertedSemicolon: null,
+ onTrailingComma: null,
+ allowReserved: null,
+ allowReturnOutsideFunction: false,
+ allowImportExportEverywhere: false,
+ allowAwaitOutsideFunction: null,
+ allowSuperOutsideMethod: null,
+ allowHashBang: false,
+ locations: false,
+ onToken: null,
+ onComment: null,
+ ranges: false,
+ program: null,
+ sourceFile: null,
+ directSourceFile: null,
+ preserveParens: false
+ };
+ var warnedAboutEcmaVersion = false;
+ function getOptions(opts) {
+ var options = {};
+ for (var opt in defaultOptions) {
+ options[opt] = opts && has(opts, opt) ? opts[opt] : defaultOptions[opt];
+ }
+ if (options.ecmaVersion === "latest") {
+ options.ecmaVersion = 1e8;
+ } else if (options.ecmaVersion == null) {
+ if (!warnedAboutEcmaVersion && typeof console === "object" && console.warn) {
+ warnedAboutEcmaVersion = true;
+ console.warn("Since Acorn 8.0.0, options.ecmaVersion is required.\nDefaulting to 2020, but this will stop working in the future.");
+ }
+ options.ecmaVersion = 11;
+ } else if (options.ecmaVersion >= 2015) {
+ options.ecmaVersion -= 2009;
+ }
+ if (options.allowReserved == null) {
+ options.allowReserved = options.ecmaVersion < 5;
+ }
+ if (isArray(options.onToken)) {
+ var tokens = options.onToken;
+ options.onToken = function(token) {
+ return tokens.push(token);
+ };
+ }
+ if (isArray(options.onComment)) {
+ options.onComment = pushComment(options, options.onComment);
+ }
+ return options;
+ }
+ function pushComment(options, array) {
+ return function(block, text2, start, end, startLoc, endLoc) {
+ var comment = {
+ type: block ? "Block" : "Line",
+ value: text2,
+ start,
+ end
+ };
+ if (options.locations) {
+ comment.loc = new SourceLocation(this, startLoc, endLoc);
+ }
+ if (options.ranges) {
+ comment.range = [start, end];
+ }
+ array.push(comment);
+ };
+ }
+ var SCOPE_TOP = 1;
+ var SCOPE_FUNCTION = 2;
+ var SCOPE_VAR = SCOPE_TOP | SCOPE_FUNCTION;
+ var SCOPE_ASYNC = 4;
+ var SCOPE_GENERATOR = 8;
+ var SCOPE_ARROW = 16;
+ var SCOPE_SIMPLE_CATCH = 32;
+ var SCOPE_SUPER = 64;
+ var SCOPE_DIRECT_SUPER = 128;
+ function functionFlags(async, generator) {
+ return SCOPE_FUNCTION | (async ? SCOPE_ASYNC : 0) | (generator ? SCOPE_GENERATOR : 0);
+ }
+ var BIND_NONE = 0;
+ var BIND_VAR = 1;
+ var BIND_LEXICAL = 2;
+ var BIND_FUNCTION = 3;
+ var BIND_SIMPLE_CATCH = 4;
+ var BIND_OUTSIDE = 5;
+ var Parser = function Parser2(options, input, startPos) {
+ this.options = options = getOptions(options);
+ this.sourceFile = options.sourceFile;
+ this.keywords = wordsRegexp(keywords[options.ecmaVersion >= 6 ? 6 : options.sourceType === "module" ? "5module" : 5]);
+ var reserved2 = "";
+ if (options.allowReserved !== true) {
+ reserved2 = reservedWords[options.ecmaVersion >= 6 ? 6 : options.ecmaVersion === 5 ? 5 : 3];
+ if (options.sourceType === "module") {
+ reserved2 += " await";
+ }
+ }
+ this.reservedWords = wordsRegexp(reserved2);
+ var reservedStrict = (reserved2 ? reserved2 + " " : "") + reservedWords.strict;
+ this.reservedWordsStrict = wordsRegexp(reservedStrict);
+ this.reservedWordsStrictBind = wordsRegexp(reservedStrict + " " + reservedWords.strictBind);
+ this.input = String(input);
+ this.containsEsc = false;
+ if (startPos) {
+ this.pos = startPos;
+ this.lineStart = this.input.lastIndexOf("\n", startPos - 1) + 1;
+ this.curLine = this.input.slice(0, this.lineStart).split(lineBreak).length;
+ } else {
+ this.pos = this.lineStart = 0;
+ this.curLine = 1;
+ }
+ this.type = types.eof;
+ this.value = null;
+ this.start = this.end = this.pos;
+ this.startLoc = this.endLoc = this.curPosition();
+ this.lastTokEndLoc = this.lastTokStartLoc = null;
+ this.lastTokStart = this.lastTokEnd = this.pos;
+ this.context = this.initialContext();
+ this.exprAllowed = true;
+ this.inModule = options.sourceType === "module";
+ this.strict = this.inModule || this.strictDirective(this.pos);
+ this.potentialArrowAt = -1;
+ this.potentialArrowInForAwait = false;
+ this.yieldPos = this.awaitPos = this.awaitIdentPos = 0;
+ this.labels = [];
+ this.undefinedExports = /* @__PURE__ */ Object.create(null);
+ if (this.pos === 0 && options.allowHashBang && this.input.slice(0, 2) === "#!") {
+ this.skipLineComment(2);
+ }
+ this.scopeStack = [];
+ this.enterScope(SCOPE_TOP);
+ this.regexpState = null;
+ this.privateNameStack = [];
+ };
+ var prototypeAccessors = { inFunction: { configurable: true }, inGenerator: { configurable: true }, inAsync: { configurable: true }, canAwait: { configurable: true }, allowSuper: { configurable: true }, allowDirectSuper: { configurable: true }, treatFunctionsAsVar: { configurable: true }, inNonArrowFunction: { configurable: true } };
+ Parser.prototype.parse = function parse() {
+ var node2 = this.options.program || this.startNode();
+ this.nextToken();
+ return this.parseTopLevel(node2);
+ };
+ prototypeAccessors.inFunction.get = function() {
+ return (this.currentVarScope().flags & SCOPE_FUNCTION) > 0;
+ };
+ prototypeAccessors.inGenerator.get = function() {
+ return (this.currentVarScope().flags & SCOPE_GENERATOR) > 0 && !this.currentVarScope().inClassFieldInit;
+ };
+ prototypeAccessors.inAsync.get = function() {
+ return (this.currentVarScope().flags & SCOPE_ASYNC) > 0 && !this.currentVarScope().inClassFieldInit;
+ };
+ prototypeAccessors.canAwait.get = function() {
+ for (var i = this.scopeStack.length - 1; i >= 0; i--) {
+ var scope2 = this.scopeStack[i];
+ if (scope2.inClassFieldInit) {
+ return false;
+ }
+ if (scope2.flags & SCOPE_FUNCTION) {
+ return (scope2.flags & SCOPE_ASYNC) > 0;
+ }
+ }
+ return this.inModule && this.options.ecmaVersion >= 13 || this.options.allowAwaitOutsideFunction;
+ };
+ prototypeAccessors.allowSuper.get = function() {
+ var ref2 = this.currentThisScope();
+ var flags = ref2.flags;
+ var inClassFieldInit = ref2.inClassFieldInit;
+ return (flags & SCOPE_SUPER) > 0 || inClassFieldInit || this.options.allowSuperOutsideMethod;
+ };
+ prototypeAccessors.allowDirectSuper.get = function() {
+ return (this.currentThisScope().flags & SCOPE_DIRECT_SUPER) > 0;
+ };
+ prototypeAccessors.treatFunctionsAsVar.get = function() {
+ return this.treatFunctionsAsVarInScope(this.currentScope());
+ };
+ prototypeAccessors.inNonArrowFunction.get = function() {
+ var ref2 = this.currentThisScope();
+ var flags = ref2.flags;
+ var inClassFieldInit = ref2.inClassFieldInit;
+ return (flags & SCOPE_FUNCTION) > 0 || inClassFieldInit;
+ };
+ Parser.extend = function extend() {
+ var plugins = [], len = arguments.length;
+ while (len--)
+ plugins[len] = arguments[len];
+ var cls = this;
+ for (var i = 0; i < plugins.length; i++) {
+ cls = plugins[i](cls);
+ }
+ return cls;
+ };
+ Parser.parse = function parse2(input, options) {
+ return new this(options, input).parse();
+ };
+ Parser.parseExpressionAt = function parseExpressionAt(input, pos, options) {
+ var parser2 = new this(options, input, pos);
+ parser2.nextToken();
+ return parser2.parseExpression();
+ };
+ Parser.tokenizer = function tokenizer(input, options) {
+ return new this(options, input);
+ };
+ Object.defineProperties(Parser.prototype, prototypeAccessors);
+ var pp = Parser.prototype;
+ var literal = /^(?:'((?:\\.|[^'\\])*?)'|"((?:\\.|[^"\\])*?)")/;
+ pp.strictDirective = function(start) {
+ for (; ; ) {
+ skipWhiteSpace.lastIndex = start;
+ start += skipWhiteSpace.exec(this.input)[0].length;
+ var match = literal.exec(this.input.slice(start));
+ if (!match) {
+ return false;
+ }
+ if ((match[1] || match[2]) === "use strict") {
+ skipWhiteSpace.lastIndex = start + match[0].length;
+ var spaceAfter = skipWhiteSpace.exec(this.input), end = spaceAfter.index + spaceAfter[0].length;
+ var next = this.input.charAt(end);
+ return next === ";" || next === "}" || lineBreak.test(spaceAfter[0]) && !(/[(`.[+\-/*%<>=,?^&]/.test(next) || next === "!" && this.input.charAt(end + 1) === "=");
+ }
+ start += match[0].length;
+ skipWhiteSpace.lastIndex = start;
+ start += skipWhiteSpace.exec(this.input)[0].length;
+ if (this.input[start] === ";") {
+ start++;
+ }
+ }
+ };
+ pp.eat = function(type) {
+ if (this.type === type) {
+ this.next();
+ return true;
+ } else {
+ return false;
+ }
+ };
+ pp.isContextual = function(name) {
+ return this.type === types.name && this.value === name && !this.containsEsc;
+ };
+ pp.eatContextual = function(name) {
+ if (!this.isContextual(name)) {
+ return false;
+ }
+ this.next();
+ return true;
+ };
+ pp.expectContextual = function(name) {
+ if (!this.eatContextual(name)) {
+ this.unexpected();
+ }
+ };
+ pp.canInsertSemicolon = function() {
+ return this.type === types.eof || this.type === types.braceR || lineBreak.test(this.input.slice(this.lastTokEnd, this.start));
+ };
+ pp.insertSemicolon = function() {
+ if (this.canInsertSemicolon()) {
+ if (this.options.onInsertedSemicolon) {
+ this.options.onInsertedSemicolon(this.lastTokEnd, this.lastTokEndLoc);
+ }
+ return true;
+ }
+ };
+ pp.semicolon = function() {
+ if (!this.eat(types.semi) && !this.insertSemicolon()) {
+ this.unexpected();
+ }
+ };
+ pp.afterTrailingComma = function(tokType, notNext) {
+ if (this.type === tokType) {
+ if (this.options.onTrailingComma) {
+ this.options.onTrailingComma(this.lastTokStart, this.lastTokStartLoc);
+ }
+ if (!notNext) {
+ this.next();
+ }
+ return true;
+ }
+ };
+ pp.expect = function(type) {
+ this.eat(type) || this.unexpected();
+ };
+ pp.unexpected = function(pos) {
+ this.raise(pos != null ? pos : this.start, "Unexpected token");
+ };
+ function DestructuringErrors() {
+ this.shorthandAssign = this.trailingComma = this.parenthesizedAssign = this.parenthesizedBind = this.doubleProto = -1;
+ }
+ pp.checkPatternErrors = function(refDestructuringErrors, isAssign) {
+ if (!refDestructuringErrors) {
+ return;
+ }
+ if (refDestructuringErrors.trailingComma > -1) {
+ this.raiseRecoverable(refDestructuringErrors.trailingComma, "Comma is not permitted after the rest element");
+ }
+ var parens = isAssign ? refDestructuringErrors.parenthesizedAssign : refDestructuringErrors.parenthesizedBind;
+ if (parens > -1) {
+ this.raiseRecoverable(parens, "Parenthesized pattern");
+ }
+ };
+ pp.checkExpressionErrors = function(refDestructuringErrors, andThrow) {
+ if (!refDestructuringErrors) {
+ return false;
+ }
+ var shorthandAssign = refDestructuringErrors.shorthandAssign;
+ var doubleProto = refDestructuringErrors.doubleProto;
+ if (!andThrow) {
+ return shorthandAssign >= 0 || doubleProto >= 0;
+ }
+ if (shorthandAssign >= 0) {
+ this.raise(shorthandAssign, "Shorthand property assignments are valid only in destructuring patterns");
+ }
+ if (doubleProto >= 0) {
+ this.raiseRecoverable(doubleProto, "Redefinition of __proto__ property");
+ }
+ };
+ pp.checkYieldAwaitInDefaultParams = function() {
+ if (this.yieldPos && (!this.awaitPos || this.yieldPos < this.awaitPos)) {
+ this.raise(this.yieldPos, "Yield expression cannot be a default value");
+ }
+ if (this.awaitPos) {
+ this.raise(this.awaitPos, "Await expression cannot be a default value");
+ }
+ };
+ pp.isSimpleAssignTarget = function(expr) {
+ if (expr.type === "ParenthesizedExpression") {
+ return this.isSimpleAssignTarget(expr.expression);
+ }
+ return expr.type === "Identifier" || expr.type === "MemberExpression";
+ };
+ var pp$1 = Parser.prototype;
+ pp$1.parseTopLevel = function(node2) {
+ var exports = /* @__PURE__ */ Object.create(null);
+ if (!node2.body) {
+ node2.body = [];
+ }
+ while (this.type !== types.eof) {
+ var stmt = this.parseStatement(null, true, exports);
+ node2.body.push(stmt);
+ }
+ if (this.inModule) {
+ for (var i = 0, list2 = Object.keys(this.undefinedExports); i < list2.length; i += 1) {
+ var name = list2[i];
+ this.raiseRecoverable(this.undefinedExports[name].start, "Export '" + name + "' is not defined");
+ }
+ }
+ this.adaptDirectivePrologue(node2.body);
+ this.next();
+ node2.sourceType = this.options.sourceType;
+ return this.finishNode(node2, "Program");
+ };
+ var loopLabel = { kind: "loop" };
+ var switchLabel = { kind: "switch" };
+ pp$1.isLet = function(context) {
+ if (this.options.ecmaVersion < 6 || !this.isContextual("let")) {
+ return false;
+ }
+ skipWhiteSpace.lastIndex = this.pos;
+ var skip = skipWhiteSpace.exec(this.input);
+ var next = this.pos + skip[0].length, nextCh = this.input.charCodeAt(next);
+ if (nextCh === 91 || nextCh === 92 || nextCh > 55295 && nextCh < 56320) {
+ return true;
+ }
+ if (context) {
+ return false;
+ }
+ if (nextCh === 123) {
+ return true;
+ }
+ if (isIdentifierStart(nextCh, true)) {
+ var pos = next + 1;
+ while (isIdentifierChar(nextCh = this.input.charCodeAt(pos), true)) {
+ ++pos;
+ }
+ if (nextCh === 92 || nextCh > 55295 && nextCh < 56320) {
+ return true;
+ }
+ var ident = this.input.slice(next, pos);
+ if (!keywordRelationalOperator.test(ident)) {
+ return true;
+ }
+ }
+ return false;
+ };
+ pp$1.isAsyncFunction = function() {
+ if (this.options.ecmaVersion < 8 || !this.isContextual("async")) {
+ return false;
+ }
+ skipWhiteSpace.lastIndex = this.pos;
+ var skip = skipWhiteSpace.exec(this.input);
+ var next = this.pos + skip[0].length, after;
+ return !lineBreak.test(this.input.slice(this.pos, next)) && this.input.slice(next, next + 8) === "function" && (next + 8 === this.input.length || !(isIdentifierChar(after = this.input.charCodeAt(next + 8)) || after > 55295 && after < 56320));
+ };
+ pp$1.parseStatement = function(context, topLevel, exports) {
+ var starttype = this.type, node2 = this.startNode(), kind;
+ if (this.isLet(context)) {
+ starttype = types._var;
+ kind = "let";
+ }
+ switch (starttype) {
+ case types._break:
+ case types._continue:
+ return this.parseBreakContinueStatement(node2, starttype.keyword);
+ case types._debugger:
+ return this.parseDebuggerStatement(node2);
+ case types._do:
+ return this.parseDoStatement(node2);
+ case types._for:
+ return this.parseForStatement(node2);
+ case types._function:
+ if (context && (this.strict || context !== "if" && context !== "label") && this.options.ecmaVersion >= 6) {
+ this.unexpected();
+ }
+ return this.parseFunctionStatement(node2, false, !context);
+ case types._class:
+ if (context) {
+ this.unexpected();
+ }
+ return this.parseClass(node2, true);
+ case types._if:
+ return this.parseIfStatement(node2);
+ case types._return:
+ return this.parseReturnStatement(node2);
+ case types._switch:
+ return this.parseSwitchStatement(node2);
+ case types._throw:
+ return this.parseThrowStatement(node2);
+ case types._try:
+ return this.parseTryStatement(node2);
+ case types._const:
+ case types._var:
+ kind = kind || this.value;
+ if (context && kind !== "var") {
+ this.unexpected();
+ }
+ return this.parseVarStatement(node2, kind);
+ case types._while:
+ return this.parseWhileStatement(node2);
+ case types._with:
+ return this.parseWithStatement(node2);
+ case types.braceL:
+ return this.parseBlock(true, node2);
+ case types.semi:
+ return this.parseEmptyStatement(node2);
+ case types._export:
+ case types._import:
+ if (this.options.ecmaVersion > 10 && starttype === types._import) {
+ skipWhiteSpace.lastIndex = this.pos;
+ var skip = skipWhiteSpace.exec(this.input);
+ var next = this.pos + skip[0].length, nextCh = this.input.charCodeAt(next);
+ if (nextCh === 40 || nextCh === 46) {
+ return this.parseExpressionStatement(node2, this.parseExpression());
+ }
+ }
+ if (!this.options.allowImportExportEverywhere) {
+ if (!topLevel) {
+ this.raise(this.start, "'import' and 'export' may only appear at the top level");
+ }
+ if (!this.inModule) {
+ this.raise(this.start, "'import' and 'export' may appear only with 'sourceType: module'");
+ }
+ }
+ return starttype === types._import ? this.parseImport(node2) : this.parseExport(node2, exports);
+ default:
+ if (this.isAsyncFunction()) {
+ if (context) {
+ this.unexpected();
+ }
+ this.next();
+ return this.parseFunctionStatement(node2, true, !context);
+ }
+ var maybeName = this.value, expr = this.parseExpression();
+ if (starttype === types.name && expr.type === "Identifier" && this.eat(types.colon)) {
+ return this.parseLabeledStatement(node2, maybeName, expr, context);
+ } else {
+ return this.parseExpressionStatement(node2, expr);
+ }
+ }
+ };
+ pp$1.parseBreakContinueStatement = function(node2, keyword) {
+ var isBreak = keyword === "break";
+ this.next();
+ if (this.eat(types.semi) || this.insertSemicolon()) {
+ node2.label = null;
+ } else if (this.type !== types.name) {
+ this.unexpected();
+ } else {
+ node2.label = this.parseIdent();
+ this.semicolon();
+ }
+ var i = 0;
+ for (; i < this.labels.length; ++i) {
+ var lab = this.labels[i];
+ if (node2.label == null || lab.name === node2.label.name) {
+ if (lab.kind != null && (isBreak || lab.kind === "loop")) {
+ break;
+ }
+ if (node2.label && isBreak) {
+ break;
+ }
+ }
+ }
+ if (i === this.labels.length) {
+ this.raise(node2.start, "Unsyntactic " + keyword);
+ }
+ return this.finishNode(node2, isBreak ? "BreakStatement" : "ContinueStatement");
+ };
+ pp$1.parseDebuggerStatement = function(node2) {
+ this.next();
+ this.semicolon();
+ return this.finishNode(node2, "DebuggerStatement");
+ };
+ pp$1.parseDoStatement = function(node2) {
+ this.next();
+ this.labels.push(loopLabel);
+ node2.body = this.parseStatement("do");
+ this.labels.pop();
+ this.expect(types._while);
+ node2.test = this.parseParenExpression();
+ if (this.options.ecmaVersion >= 6) {
+ this.eat(types.semi);
+ } else {
+ this.semicolon();
+ }
+ return this.finishNode(node2, "DoWhileStatement");
+ };
+ pp$1.parseForStatement = function(node2) {
+ this.next();
+ var awaitAt = this.options.ecmaVersion >= 9 && this.canAwait && this.eatContextual("await") ? this.lastTokStart : -1;
+ this.labels.push(loopLabel);
+ this.enterScope(0);
+ this.expect(types.parenL);
+ if (this.type === types.semi) {
+ if (awaitAt > -1) {
+ this.unexpected(awaitAt);
+ }
+ return this.parseFor(node2, null);
+ }
+ var isLet = this.isLet();
+ if (this.type === types._var || this.type === types._const || isLet) {
+ var init$1 = this.startNode(), kind = isLet ? "let" : this.value;
+ this.next();
+ this.parseVar(init$1, true, kind);
+ this.finishNode(init$1, "VariableDeclaration");
+ if ((this.type === types._in || this.options.ecmaVersion >= 6 && this.isContextual("of")) && init$1.declarations.length === 1) {
+ if (this.options.ecmaVersion >= 9) {
+ if (this.type === types._in) {
+ if (awaitAt > -1) {
+ this.unexpected(awaitAt);
+ }
+ } else {
+ node2.await = awaitAt > -1;
+ }
+ }
+ return this.parseForIn(node2, init$1);
+ }
+ if (awaitAt > -1) {
+ this.unexpected(awaitAt);
+ }
+ return this.parseFor(node2, init$1);
+ }
+ var refDestructuringErrors = new DestructuringErrors();
+ var init = this.parseExpression(awaitAt > -1 ? "await" : true, refDestructuringErrors);
+ if (this.type === types._in || this.options.ecmaVersion >= 6 && this.isContextual("of")) {
+ if (this.options.ecmaVersion >= 9) {
+ if (this.type === types._in) {
+ if (awaitAt > -1) {
+ this.unexpected(awaitAt);
+ }
+ } else {
+ node2.await = awaitAt > -1;
+ }
+ }
+ this.toAssignable(init, false, refDestructuringErrors);
+ this.checkLValPattern(init);
+ return this.parseForIn(node2, init);
+ } else {
+ this.checkExpressionErrors(refDestructuringErrors, true);
+ }
+ if (awaitAt > -1) {
+ this.unexpected(awaitAt);
+ }
+ return this.parseFor(node2, init);
+ };
+ pp$1.parseFunctionStatement = function(node2, isAsync, declarationPosition) {
+ this.next();
+ return this.parseFunction(node2, FUNC_STATEMENT | (declarationPosition ? 0 : FUNC_HANGING_STATEMENT), false, isAsync);
+ };
+ pp$1.parseIfStatement = function(node2) {
+ this.next();
+ node2.test = this.parseParenExpression();
+ node2.consequent = this.parseStatement("if");
+ node2.alternate = this.eat(types._else) ? this.parseStatement("if") : null;
+ return this.finishNode(node2, "IfStatement");
+ };
+ pp$1.parseReturnStatement = function(node2) {
+ if (!this.inFunction && !this.options.allowReturnOutsideFunction) {
+ this.raise(this.start, "'return' outside of function");
+ }
+ this.next();
+ if (this.eat(types.semi) || this.insertSemicolon()) {
+ node2.argument = null;
+ } else {
+ node2.argument = this.parseExpression();
+ this.semicolon();
+ }
+ return this.finishNode(node2, "ReturnStatement");
+ };
+ pp$1.parseSwitchStatement = function(node2) {
+ this.next();
+ node2.discriminant = this.parseParenExpression();
+ node2.cases = [];
+ this.expect(types.braceL);
+ this.labels.push(switchLabel);
+ this.enterScope(0);
+ var cur;
+ for (var sawDefault = false; this.type !== types.braceR; ) {
+ if (this.type === types._case || this.type === types._default) {
+ var isCase = this.type === types._case;
+ if (cur) {
+ this.finishNode(cur, "SwitchCase");
+ }
+ node2.cases.push(cur = this.startNode());
+ cur.consequent = [];
+ this.next();
+ if (isCase) {
+ cur.test = this.parseExpression();
+ } else {
+ if (sawDefault) {
+ this.raiseRecoverable(this.lastTokStart, "Multiple default clauses");
+ }
+ sawDefault = true;
+ cur.test = null;
+ }
+ this.expect(types.colon);
+ } else {
+ if (!cur) {
+ this.unexpected();
+ }
+ cur.consequent.push(this.parseStatement(null));
+ }
+ }
+ this.exitScope();
+ if (cur) {
+ this.finishNode(cur, "SwitchCase");
+ }
+ this.next();
+ this.labels.pop();
+ return this.finishNode(node2, "SwitchStatement");
+ };
+ pp$1.parseThrowStatement = function(node2) {
+ this.next();
+ if (lineBreak.test(this.input.slice(this.lastTokEnd, this.start))) {
+ this.raise(this.lastTokEnd, "Illegal newline after throw");
+ }
+ node2.argument = this.parseExpression();
+ this.semicolon();
+ return this.finishNode(node2, "ThrowStatement");
+ };
+ var empty = [];
+ pp$1.parseTryStatement = function(node2) {
+ this.next();
+ node2.block = this.parseBlock();
+ node2.handler = null;
+ if (this.type === types._catch) {
+ var clause = this.startNode();
+ this.next();
+ if (this.eat(types.parenL)) {
+ clause.param = this.parseBindingAtom();
+ var simple = clause.param.type === "Identifier";
+ this.enterScope(simple ? SCOPE_SIMPLE_CATCH : 0);
+ this.checkLValPattern(clause.param, simple ? BIND_SIMPLE_CATCH : BIND_LEXICAL);
+ this.expect(types.parenR);
+ } else {
+ if (this.options.ecmaVersion < 10) {
+ this.unexpected();
+ }
+ clause.param = null;
+ this.enterScope(0);
+ }
+ clause.body = this.parseBlock(false);
+ this.exitScope();
+ node2.handler = this.finishNode(clause, "CatchClause");
+ }
+ node2.finalizer = this.eat(types._finally) ? this.parseBlock() : null;
+ if (!node2.handler && !node2.finalizer) {
+ this.raise(node2.start, "Missing catch or finally clause");
+ }
+ return this.finishNode(node2, "TryStatement");
+ };
+ pp$1.parseVarStatement = function(node2, kind) {
+ this.next();
+ this.parseVar(node2, false, kind);
+ this.semicolon();
+ return this.finishNode(node2, "VariableDeclaration");
+ };
+ pp$1.parseWhileStatement = function(node2) {
+ this.next();
+ node2.test = this.parseParenExpression();
+ this.labels.push(loopLabel);
+ node2.body = this.parseStatement("while");
+ this.labels.pop();
+ return this.finishNode(node2, "WhileStatement");
+ };
+ pp$1.parseWithStatement = function(node2) {
+ if (this.strict) {
+ this.raise(this.start, "'with' in strict mode");
+ }
+ this.next();
+ node2.object = this.parseParenExpression();
+ node2.body = this.parseStatement("with");
+ return this.finishNode(node2, "WithStatement");
+ };
+ pp$1.parseEmptyStatement = function(node2) {
+ this.next();
+ return this.finishNode(node2, "EmptyStatement");
+ };
+ pp$1.parseLabeledStatement = function(node2, maybeName, expr, context) {
+ for (var i$1 = 0, list2 = this.labels; i$1 < list2.length; i$1 += 1) {
+ var label = list2[i$1];
+ if (label.name === maybeName) {
+ this.raise(expr.start, "Label '" + maybeName + "' is already declared");
+ }
+ }
+ var kind = this.type.isLoop ? "loop" : this.type === types._switch ? "switch" : null;
+ for (var i = this.labels.length - 1; i >= 0; i--) {
+ var label$1 = this.labels[i];
+ if (label$1.statementStart === node2.start) {
+ label$1.statementStart = this.start;
+ label$1.kind = kind;
+ } else {
+ break;
+ }
+ }
+ this.labels.push({ name: maybeName, kind, statementStart: this.start });
+ node2.body = this.parseStatement(context ? context.indexOf("label") === -1 ? context + "label" : context : "label");
+ this.labels.pop();
+ node2.label = expr;
+ return this.finishNode(node2, "LabeledStatement");
+ };
+ pp$1.parseExpressionStatement = function(node2, expr) {
+ node2.expression = expr;
+ this.semicolon();
+ return this.finishNode(node2, "ExpressionStatement");
+ };
+ pp$1.parseBlock = function(createNewLexicalScope, node2, exitStrict) {
+ if (createNewLexicalScope === void 0)
+ createNewLexicalScope = true;
+ if (node2 === void 0)
+ node2 = this.startNode();
+ node2.body = [];
+ this.expect(types.braceL);
+ if (createNewLexicalScope) {
+ this.enterScope(0);
+ }
+ while (this.type !== types.braceR) {
+ var stmt = this.parseStatement(null);
+ node2.body.push(stmt);
+ }
+ if (exitStrict) {
+ this.strict = false;
+ }
+ this.next();
+ if (createNewLexicalScope) {
+ this.exitScope();
+ }
+ return this.finishNode(node2, "BlockStatement");
+ };
+ pp$1.parseFor = function(node2, init) {
+ node2.init = init;
+ this.expect(types.semi);
+ node2.test = this.type === types.semi ? null : this.parseExpression();
+ this.expect(types.semi);
+ node2.update = this.type === types.parenR ? null : this.parseExpression();
+ this.expect(types.parenR);
+ node2.body = this.parseStatement("for");
+ this.exitScope();
+ this.labels.pop();
+ return this.finishNode(node2, "ForStatement");
+ };
+ pp$1.parseForIn = function(node2, init) {
+ var isForIn = this.type === types._in;
+ this.next();
+ if (init.type === "VariableDeclaration" && init.declarations[0].init != null && (!isForIn || this.options.ecmaVersion < 8 || this.strict || init.kind !== "var" || init.declarations[0].id.type !== "Identifier")) {
+ this.raise(init.start, (isForIn ? "for-in" : "for-of") + " loop variable declaration may not have an initializer");
+ }
+ node2.left = init;
+ node2.right = isForIn ? this.parseExpression() : this.parseMaybeAssign();
+ this.expect(types.parenR);
+ node2.body = this.parseStatement("for");
+ this.exitScope();
+ this.labels.pop();
+ return this.finishNode(node2, isForIn ? "ForInStatement" : "ForOfStatement");
+ };
+ pp$1.parseVar = function(node2, isFor, kind) {
+ node2.declarations = [];
+ node2.kind = kind;
+ for (; ; ) {
+ var decl = this.startNode();
+ this.parseVarId(decl, kind);
+ if (this.eat(types.eq)) {
+ decl.init = this.parseMaybeAssign(isFor);
+ } else if (kind === "const" && !(this.type === types._in || this.options.ecmaVersion >= 6 && this.isContextual("of"))) {
+ this.unexpected();
+ } else if (decl.id.type !== "Identifier" && !(isFor && (this.type === types._in || this.isContextual("of")))) {
+ this.raise(this.lastTokEnd, "Complex binding patterns require an initialization value");
+ } else {
+ decl.init = null;
+ }
+ node2.declarations.push(this.finishNode(decl, "VariableDeclarator"));
+ if (!this.eat(types.comma)) {
+ break;
+ }
+ }
+ return node2;
+ };
+ pp$1.parseVarId = function(decl, kind) {
+ decl.id = this.parseBindingAtom();
+ this.checkLValPattern(decl.id, kind === "var" ? BIND_VAR : BIND_LEXICAL, false);
+ };
+ var FUNC_STATEMENT = 1;
+ var FUNC_HANGING_STATEMENT = 2;
+ var FUNC_NULLABLE_ID = 4;
+ pp$1.parseFunction = function(node2, statement, allowExpressionBody, isAsync) {
+ this.initFunction(node2);
+ if (this.options.ecmaVersion >= 9 || this.options.ecmaVersion >= 6 && !isAsync) {
+ if (this.type === types.star && statement & FUNC_HANGING_STATEMENT) {
+ this.unexpected();
+ }
+ node2.generator = this.eat(types.star);
+ }
+ if (this.options.ecmaVersion >= 8) {
+ node2.async = !!isAsync;
+ }
+ if (statement & FUNC_STATEMENT) {
+ node2.id = statement & FUNC_NULLABLE_ID && this.type !== types.name ? null : this.parseIdent();
+ if (node2.id && !(statement & FUNC_HANGING_STATEMENT)) {
+ this.checkLValSimple(node2.id, this.strict || node2.generator || node2.async ? this.treatFunctionsAsVar ? BIND_VAR : BIND_LEXICAL : BIND_FUNCTION);
+ }
+ }
+ var oldYieldPos = this.yieldPos, oldAwaitPos = this.awaitPos, oldAwaitIdentPos = this.awaitIdentPos;
+ this.yieldPos = 0;
+ this.awaitPos = 0;
+ this.awaitIdentPos = 0;
+ this.enterScope(functionFlags(node2.async, node2.generator));
+ if (!(statement & FUNC_STATEMENT)) {
+ node2.id = this.type === types.name ? this.parseIdent() : null;
+ }
+ this.parseFunctionParams(node2);
+ this.parseFunctionBody(node2, allowExpressionBody, false);
+ this.yieldPos = oldYieldPos;
+ this.awaitPos = oldAwaitPos;
+ this.awaitIdentPos = oldAwaitIdentPos;
+ return this.finishNode(node2, statement & FUNC_STATEMENT ? "FunctionDeclaration" : "FunctionExpression");
+ };
+ pp$1.parseFunctionParams = function(node2) {
+ this.expect(types.parenL);
+ node2.params = this.parseBindingList(types.parenR, false, this.options.ecmaVersion >= 8);
+ this.checkYieldAwaitInDefaultParams();
+ };
+ pp$1.parseClass = function(node2, isStatement) {
+ this.next();
+ var oldStrict = this.strict;
+ this.strict = true;
+ this.parseClassId(node2, isStatement);
+ this.parseClassSuper(node2);
+ var privateNameMap = this.enterClassBody();
+ var classBody = this.startNode();
+ var hadConstructor = false;
+ classBody.body = [];
+ this.expect(types.braceL);
+ while (this.type !== types.braceR) {
+ var element = this.parseClassElement(node2.superClass !== null);
+ if (element) {
+ classBody.body.push(element);
+ if (element.type === "MethodDefinition" && element.kind === "constructor") {
+ if (hadConstructor) {
+ this.raise(element.start, "Duplicate constructor in the same class");
+ }
+ hadConstructor = true;
+ } else if (element.key.type === "PrivateIdentifier" && isPrivateNameConflicted(privateNameMap, element)) {
+ this.raiseRecoverable(element.key.start, "Identifier '#" + element.key.name + "' has already been declared");
+ }
+ }
+ }
+ this.strict = oldStrict;
+ this.next();
+ node2.body = this.finishNode(classBody, "ClassBody");
+ this.exitClassBody();
+ return this.finishNode(node2, isStatement ? "ClassDeclaration" : "ClassExpression");
+ };
+ pp$1.parseClassElement = function(constructorAllowsSuper) {
+ if (this.eat(types.semi)) {
+ return null;
+ }
+ var ecmaVersion = this.options.ecmaVersion;
+ var node2 = this.startNode();
+ var keyName = "";
+ var isGenerator = false;
+ var isAsync = false;
+ var kind = "method";
+ node2.static = false;
+ if (this.eatContextual("static")) {
+ if (this.isClassElementNameStart() || this.type === types.star) {
+ node2.static = true;
+ } else {
+ keyName = "static";
+ }
+ }
+ if (!keyName && ecmaVersion >= 8 && this.eatContextual("async")) {
+ if ((this.isClassElementNameStart() || this.type === types.star) && !this.canInsertSemicolon()) {
+ isAsync = true;
+ } else {
+ keyName = "async";
+ }
+ }
+ if (!keyName && (ecmaVersion >= 9 || !isAsync) && this.eat(types.star)) {
+ isGenerator = true;
+ }
+ if (!keyName && !isAsync && !isGenerator) {
+ var lastValue = this.value;
+ if (this.eatContextual("get") || this.eatContextual("set")) {
+ if (this.isClassElementNameStart()) {
+ kind = lastValue;
+ } else {
+ keyName = lastValue;
+ }
+ }
+ }
+ if (keyName) {
+ node2.computed = false;
+ node2.key = this.startNodeAt(this.lastTokStart, this.lastTokStartLoc);
+ node2.key.name = keyName;
+ this.finishNode(node2.key, "Identifier");
+ } else {
+ this.parseClassElementName(node2);
+ }
+ if (ecmaVersion < 13 || this.type === types.parenL || kind !== "method" || isGenerator || isAsync) {
+ var isConstructor = !node2.static && checkKeyName(node2, "constructor");
+ var allowsDirectSuper = isConstructor && constructorAllowsSuper;
+ if (isConstructor && kind !== "method") {
+ this.raise(node2.key.start, "Constructor can't have get/set modifier");
+ }
+ node2.kind = isConstructor ? "constructor" : kind;
+ this.parseClassMethod(node2, isGenerator, isAsync, allowsDirectSuper);
+ } else {
+ this.parseClassField(node2);
+ }
+ return node2;
+ };
+ pp$1.isClassElementNameStart = function() {
+ return this.type === types.name || this.type === types.privateId || this.type === types.num || this.type === types.string || this.type === types.bracketL || this.type.keyword;
+ };
+ pp$1.parseClassElementName = function(element) {
+ if (this.type === types.privateId) {
+ if (this.value === "constructor") {
+ this.raise(this.start, "Classes can't have an element named '#constructor'");
+ }
+ element.computed = false;
+ element.key = this.parsePrivateIdent();
+ } else {
+ this.parsePropertyName(element);
+ }
+ };
+ pp$1.parseClassMethod = function(method, isGenerator, isAsync, allowsDirectSuper) {
+ var key = method.key;
+ if (method.kind === "constructor") {
+ if (isGenerator) {
+ this.raise(key.start, "Constructor can't be a generator");
+ }
+ if (isAsync) {
+ this.raise(key.start, "Constructor can't be an async method");
+ }
+ } else if (method.static && checkKeyName(method, "prototype")) {
+ this.raise(key.start, "Classes may not have a static property named prototype");
+ }
+ var value2 = method.value = this.parseMethod(isGenerator, isAsync, allowsDirectSuper);
+ if (method.kind === "get" && value2.params.length !== 0) {
+ this.raiseRecoverable(value2.start, "getter should have no params");
+ }
+ if (method.kind === "set" && value2.params.length !== 1) {
+ this.raiseRecoverable(value2.start, "setter should have exactly one param");
+ }
+ if (method.kind === "set" && value2.params[0].type === "RestElement") {
+ this.raiseRecoverable(value2.params[0].start, "Setter cannot use rest params");
+ }
+ return this.finishNode(method, "MethodDefinition");
+ };
+ pp$1.parseClassField = function(field) {
+ if (checkKeyName(field, "constructor")) {
+ this.raise(field.key.start, "Classes can't have a field named 'constructor'");
+ } else if (field.static && checkKeyName(field, "prototype")) {
+ this.raise(field.key.start, "Classes can't have a static field named 'prototype'");
+ }
+ if (this.eat(types.eq)) {
+ var scope2 = this.currentThisScope();
+ var inClassFieldInit = scope2.inClassFieldInit;
+ scope2.inClassFieldInit = true;
+ field.value = this.parseMaybeAssign();
+ scope2.inClassFieldInit = inClassFieldInit;
+ } else {
+ field.value = null;
+ }
+ this.semicolon();
+ return this.finishNode(field, "PropertyDefinition");
+ };
+ pp$1.parseClassId = function(node2, isStatement) {
+ if (this.type === types.name) {
+ node2.id = this.parseIdent();
+ if (isStatement) {
+ this.checkLValSimple(node2.id, BIND_LEXICAL, false);
+ }
+ } else {
+ if (isStatement === true) {
+ this.unexpected();
+ }
+ node2.id = null;
+ }
+ };
+ pp$1.parseClassSuper = function(node2) {
+ node2.superClass = this.eat(types._extends) ? this.parseExprSubscripts() : null;
+ };
+ pp$1.enterClassBody = function() {
+ var element = { declared: /* @__PURE__ */ Object.create(null), used: [] };
+ this.privateNameStack.push(element);
+ return element.declared;
+ };
+ pp$1.exitClassBody = function() {
+ var ref2 = this.privateNameStack.pop();
+ var declared = ref2.declared;
+ var used = ref2.used;
+ var len = this.privateNameStack.length;
+ var parent = len === 0 ? null : this.privateNameStack[len - 1];
+ for (var i = 0; i < used.length; ++i) {
+ var id2 = used[i];
+ if (!has(declared, id2.name)) {
+ if (parent) {
+ parent.used.push(id2);
+ } else {
+ this.raiseRecoverable(id2.start, "Private field '#" + id2.name + "' must be declared in an enclosing class");
+ }
+ }
+ }
+ };
+ function isPrivateNameConflicted(privateNameMap, element) {
+ var name = element.key.name;
+ var curr = privateNameMap[name];
+ var next = "true";
+ if (element.type === "MethodDefinition" && (element.kind === "get" || element.kind === "set")) {
+ next = (element.static ? "s" : "i") + element.kind;
+ }
+ if (curr === "iget" && next === "iset" || curr === "iset" && next === "iget" || curr === "sget" && next === "sset" || curr === "sset" && next === "sget") {
+ privateNameMap[name] = "true";
+ return false;
+ } else if (!curr) {
+ privateNameMap[name] = next;
+ return false;
+ } else {
+ return true;
+ }
+ }
+ function checkKeyName(node2, name) {
+ var computed = node2.computed;
+ var key = node2.key;
+ return !computed && (key.type === "Identifier" && key.name === name || key.type === "Literal" && key.value === name);
+ }
+ pp$1.parseExport = function(node2, exports) {
+ this.next();
+ if (this.eat(types.star)) {
+ if (this.options.ecmaVersion >= 11) {
+ if (this.eatContextual("as")) {
+ node2.exported = this.parseIdent(true);
+ this.checkExport(exports, node2.exported.name, this.lastTokStart);
+ } else {
+ node2.exported = null;
+ }
+ }
+ this.expectContextual("from");
+ if (this.type !== types.string) {
+ this.unexpected();
+ }
+ node2.source = this.parseExprAtom();
+ this.semicolon();
+ return this.finishNode(node2, "ExportAllDeclaration");
+ }
+ if (this.eat(types._default)) {
+ this.checkExport(exports, "default", this.lastTokStart);
+ var isAsync;
+ if (this.type === types._function || (isAsync = this.isAsyncFunction())) {
+ var fNode = this.startNode();
+ this.next();
+ if (isAsync) {
+ this.next();
+ }
+ node2.declaration = this.parseFunction(fNode, FUNC_STATEMENT | FUNC_NULLABLE_ID, false, isAsync);
+ } else if (this.type === types._class) {
+ var cNode = this.startNode();
+ node2.declaration = this.parseClass(cNode, "nullableID");
+ } else {
+ node2.declaration = this.parseMaybeAssign();
+ this.semicolon();
+ }
+ return this.finishNode(node2, "ExportDefaultDeclaration");
+ }
+ if (this.shouldParseExportStatement()) {
+ node2.declaration = this.parseStatement(null);
+ if (node2.declaration.type === "VariableDeclaration") {
+ this.checkVariableExport(exports, node2.declaration.declarations);
+ } else {
+ this.checkExport(exports, node2.declaration.id.name, node2.declaration.id.start);
+ }
+ node2.specifiers = [];
+ node2.source = null;
+ } else {
+ node2.declaration = null;
+ node2.specifiers = this.parseExportSpecifiers(exports);
+ if (this.eatContextual("from")) {
+ if (this.type !== types.string) {
+ this.unexpected();
+ }
+ node2.source = this.parseExprAtom();
+ } else {
+ for (var i = 0, list2 = node2.specifiers; i < list2.length; i += 1) {
+ var spec = list2[i];
+ this.checkUnreserved(spec.local);
+ this.checkLocalExport(spec.local);
+ }
+ node2.source = null;
+ }
+ this.semicolon();
+ }
+ return this.finishNode(node2, "ExportNamedDeclaration");
+ };
+ pp$1.checkExport = function(exports, name, pos) {
+ if (!exports) {
+ return;
+ }
+ if (has(exports, name)) {
+ this.raiseRecoverable(pos, "Duplicate export '" + name + "'");
+ }
+ exports[name] = true;
+ };
+ pp$1.checkPatternExport = function(exports, pat) {
+ var type = pat.type;
+ if (type === "Identifier") {
+ this.checkExport(exports, pat.name, pat.start);
+ } else if (type === "ObjectPattern") {
+ for (var i = 0, list2 = pat.properties; i < list2.length; i += 1) {
+ var prop = list2[i];
+ this.checkPatternExport(exports, prop);
+ }
+ } else if (type === "ArrayPattern") {
+ for (var i$1 = 0, list$1 = pat.elements; i$1 < list$1.length; i$1 += 1) {
+ var elt = list$1[i$1];
+ if (elt) {
+ this.checkPatternExport(exports, elt);
+ }
+ }
+ } else if (type === "Property") {
+ this.checkPatternExport(exports, pat.value);
+ } else if (type === "AssignmentPattern") {
+ this.checkPatternExport(exports, pat.left);
+ } else if (type === "RestElement") {
+ this.checkPatternExport(exports, pat.argument);
+ } else if (type === "ParenthesizedExpression") {
+ this.checkPatternExport(exports, pat.expression);
+ }
+ };
+ pp$1.checkVariableExport = function(exports, decls) {
+ if (!exports) {
+ return;
+ }
+ for (var i = 0, list2 = decls; i < list2.length; i += 1) {
+ var decl = list2[i];
+ this.checkPatternExport(exports, decl.id);
+ }
+ };
+ pp$1.shouldParseExportStatement = function() {
+ return this.type.keyword === "var" || this.type.keyword === "const" || this.type.keyword === "class" || this.type.keyword === "function" || this.isLet() || this.isAsyncFunction();
+ };
+ pp$1.parseExportSpecifiers = function(exports) {
+ var nodes = [], first = true;
+ this.expect(types.braceL);
+ while (!this.eat(types.braceR)) {
+ if (!first) {
+ this.expect(types.comma);
+ if (this.afterTrailingComma(types.braceR)) {
+ break;
+ }
+ } else {
+ first = false;
+ }
+ var node2 = this.startNode();
+ node2.local = this.parseIdent(true);
+ node2.exported = this.eatContextual("as") ? this.parseIdent(true) : node2.local;
+ this.checkExport(exports, node2.exported.name, node2.exported.start);
+ nodes.push(this.finishNode(node2, "ExportSpecifier"));
+ }
+ return nodes;
+ };
+ pp$1.parseImport = function(node2) {
+ this.next();
+ if (this.type === types.string) {
+ node2.specifiers = empty;
+ node2.source = this.parseExprAtom();
+ } else {
+ node2.specifiers = this.parseImportSpecifiers();
+ this.expectContextual("from");
+ node2.source = this.type === types.string ? this.parseExprAtom() : this.unexpected();
+ }
+ this.semicolon();
+ return this.finishNode(node2, "ImportDeclaration");
+ };
+ pp$1.parseImportSpecifiers = function() {
+ var nodes = [], first = true;
+ if (this.type === types.name) {
+ var node2 = this.startNode();
+ node2.local = this.parseIdent();
+ this.checkLValSimple(node2.local, BIND_LEXICAL);
+ nodes.push(this.finishNode(node2, "ImportDefaultSpecifier"));
+ if (!this.eat(types.comma)) {
+ return nodes;
+ }
+ }
+ if (this.type === types.star) {
+ var node$1 = this.startNode();
+ this.next();
+ this.expectContextual("as");
+ node$1.local = this.parseIdent();
+ this.checkLValSimple(node$1.local, BIND_LEXICAL);
+ nodes.push(this.finishNode(node$1, "ImportNamespaceSpecifier"));
+ return nodes;
+ }
+ this.expect(types.braceL);
+ while (!this.eat(types.braceR)) {
+ if (!first) {
+ this.expect(types.comma);
+ if (this.afterTrailingComma(types.braceR)) {
+ break;
+ }
+ } else {
+ first = false;
+ }
+ var node$2 = this.startNode();
+ node$2.imported = this.parseIdent(true);
+ if (this.eatContextual("as")) {
+ node$2.local = this.parseIdent();
+ } else {
+ this.checkUnreserved(node$2.imported);
+ node$2.local = node$2.imported;
+ }
+ this.checkLValSimple(node$2.local, BIND_LEXICAL);
+ nodes.push(this.finishNode(node$2, "ImportSpecifier"));
+ }
+ return nodes;
+ };
+ pp$1.adaptDirectivePrologue = function(statements) {
+ for (var i = 0; i < statements.length && this.isDirectiveCandidate(statements[i]); ++i) {
+ statements[i].directive = statements[i].expression.raw.slice(1, -1);
+ }
+ };
+ pp$1.isDirectiveCandidate = function(statement) {
+ return statement.type === "ExpressionStatement" && statement.expression.type === "Literal" && typeof statement.expression.value === "string" && (this.input[statement.start] === '"' || this.input[statement.start] === "'");
+ };
+ var pp$2 = Parser.prototype;
+ pp$2.toAssignable = function(node2, isBinding, refDestructuringErrors) {
+ if (this.options.ecmaVersion >= 6 && node2) {
+ switch (node2.type) {
+ case "Identifier":
+ if (this.inAsync && node2.name === "await") {
+ this.raise(node2.start, "Cannot use 'await' as identifier inside an async function");
+ }
+ break;
+ case "ObjectPattern":
+ case "ArrayPattern":
+ case "AssignmentPattern":
+ case "RestElement":
+ break;
+ case "ObjectExpression":
+ node2.type = "ObjectPattern";
+ if (refDestructuringErrors) {
+ this.checkPatternErrors(refDestructuringErrors, true);
+ }
+ for (var i = 0, list2 = node2.properties; i < list2.length; i += 1) {
+ var prop = list2[i];
+ this.toAssignable(prop, isBinding);
+ if (prop.type === "RestElement" && (prop.argument.type === "ArrayPattern" || prop.argument.type === "ObjectPattern")) {
+ this.raise(prop.argument.start, "Unexpected token");
+ }
+ }
+ break;
+ case "Property":
+ if (node2.kind !== "init") {
+ this.raise(node2.key.start, "Object pattern can't contain getter or setter");
+ }
+ this.toAssignable(node2.value, isBinding);
+ break;
+ case "ArrayExpression":
+ node2.type = "ArrayPattern";
+ if (refDestructuringErrors) {
+ this.checkPatternErrors(refDestructuringErrors, true);
+ }
+ this.toAssignableList(node2.elements, isBinding);
+ break;
+ case "SpreadElement":
+ node2.type = "RestElement";
+ this.toAssignable(node2.argument, isBinding);
+ if (node2.argument.type === "AssignmentPattern") {
+ this.raise(node2.argument.start, "Rest elements cannot have a default value");
+ }
+ break;
+ case "AssignmentExpression":
+ if (node2.operator !== "=") {
+ this.raise(node2.left.end, "Only '=' operator can be used for specifying default value.");
+ }
+ node2.type = "AssignmentPattern";
+ delete node2.operator;
+ this.toAssignable(node2.left, isBinding);
+ break;
+ case "ParenthesizedExpression":
+ this.toAssignable(node2.expression, isBinding, refDestructuringErrors);
+ break;
+ case "ChainExpression":
+ this.raiseRecoverable(node2.start, "Optional chaining cannot appear in left-hand side");
+ break;
+ case "MemberExpression":
+ if (!isBinding) {
+ break;
+ }
+ default:
+ this.raise(node2.start, "Assigning to rvalue");
+ }
+ } else if (refDestructuringErrors) {
+ this.checkPatternErrors(refDestructuringErrors, true);
+ }
+ return node2;
+ };
+ pp$2.toAssignableList = function(exprList, isBinding) {
+ var end = exprList.length;
+ for (var i = 0; i < end; i++) {
+ var elt = exprList[i];
+ if (elt) {
+ this.toAssignable(elt, isBinding);
+ }
+ }
+ if (end) {
+ var last = exprList[end - 1];
+ if (this.options.ecmaVersion === 6 && isBinding && last && last.type === "RestElement" && last.argument.type !== "Identifier") {
+ this.unexpected(last.argument.start);
+ }
+ }
+ return exprList;
+ };
+ pp$2.parseSpread = function(refDestructuringErrors) {
+ var node2 = this.startNode();
+ this.next();
+ node2.argument = this.parseMaybeAssign(false, refDestructuringErrors);
+ return this.finishNode(node2, "SpreadElement");
+ };
+ pp$2.parseRestBinding = function() {
+ var node2 = this.startNode();
+ this.next();
+ if (this.options.ecmaVersion === 6 && this.type !== types.name) {
+ this.unexpected();
+ }
+ node2.argument = this.parseBindingAtom();
+ return this.finishNode(node2, "RestElement");
+ };
+ pp$2.parseBindingAtom = function() {
+ if (this.options.ecmaVersion >= 6) {
+ switch (this.type) {
+ case types.bracketL:
+ var node2 = this.startNode();
+ this.next();
+ node2.elements = this.parseBindingList(types.bracketR, true, true);
+ return this.finishNode(node2, "ArrayPattern");
+ case types.braceL:
+ return this.parseObj(true);
+ }
+ }
+ return this.parseIdent();
+ };
+ pp$2.parseBindingList = function(close, allowEmpty, allowTrailingComma) {
+ var elts = [], first = true;
+ while (!this.eat(close)) {
+ if (first) {
+ first = false;
+ } else {
+ this.expect(types.comma);
+ }
+ if (allowEmpty && this.type === types.comma) {
+ elts.push(null);
+ } else if (allowTrailingComma && this.afterTrailingComma(close)) {
+ break;
+ } else if (this.type === types.ellipsis) {
+ var rest = this.parseRestBinding();
+ this.parseBindingListItem(rest);
+ elts.push(rest);
+ if (this.type === types.comma) {
+ this.raise(this.start, "Comma is not permitted after the rest element");
+ }
+ this.expect(close);
+ break;
+ } else {
+ var elem = this.parseMaybeDefault(this.start, this.startLoc);
+ this.parseBindingListItem(elem);
+ elts.push(elem);
+ }
+ }
+ return elts;
+ };
+ pp$2.parseBindingListItem = function(param) {
+ return param;
+ };
+ pp$2.parseMaybeDefault = function(startPos, startLoc, left) {
+ left = left || this.parseBindingAtom();
+ if (this.options.ecmaVersion < 6 || !this.eat(types.eq)) {
+ return left;
+ }
+ var node2 = this.startNodeAt(startPos, startLoc);
+ node2.left = left;
+ node2.right = this.parseMaybeAssign();
+ return this.finishNode(node2, "AssignmentPattern");
+ };
+ pp$2.checkLValSimple = function(expr, bindingType, checkClashes) {
+ if (bindingType === void 0)
+ bindingType = BIND_NONE;
+ var isBind = bindingType !== BIND_NONE;
+ switch (expr.type) {
+ case "Identifier":
+ if (this.strict && this.reservedWordsStrictBind.test(expr.name)) {
+ this.raiseRecoverable(expr.start, (isBind ? "Binding " : "Assigning to ") + expr.name + " in strict mode");
+ }
+ if (isBind) {
+ if (bindingType === BIND_LEXICAL && expr.name === "let") {
+ this.raiseRecoverable(expr.start, "let is disallowed as a lexically bound name");
+ }
+ if (checkClashes) {
+ if (has(checkClashes, expr.name)) {
+ this.raiseRecoverable(expr.start, "Argument name clash");
+ }
+ checkClashes[expr.name] = true;
+ }
+ if (bindingType !== BIND_OUTSIDE) {
+ this.declareName(expr.name, bindingType, expr.start);
+ }
+ }
+ break;
+ case "ChainExpression":
+ this.raiseRecoverable(expr.start, "Optional chaining cannot appear in left-hand side");
+ break;
+ case "MemberExpression":
+ if (isBind) {
+ this.raiseRecoverable(expr.start, "Binding member expression");
+ }
+ break;
+ case "ParenthesizedExpression":
+ if (isBind) {
+ this.raiseRecoverable(expr.start, "Binding parenthesized expression");
+ }
+ return this.checkLValSimple(expr.expression, bindingType, checkClashes);
+ default:
+ this.raise(expr.start, (isBind ? "Binding" : "Assigning to") + " rvalue");
+ }
+ };
+ pp$2.checkLValPattern = function(expr, bindingType, checkClashes) {
+ if (bindingType === void 0)
+ bindingType = BIND_NONE;
+ switch (expr.type) {
+ case "ObjectPattern":
+ for (var i = 0, list2 = expr.properties; i < list2.length; i += 1) {
+ var prop = list2[i];
+ this.checkLValInnerPattern(prop, bindingType, checkClashes);
+ }
+ break;
+ case "ArrayPattern":
+ for (var i$1 = 0, list$1 = expr.elements; i$1 < list$1.length; i$1 += 1) {
+ var elem = list$1[i$1];
+ if (elem) {
+ this.checkLValInnerPattern(elem, bindingType, checkClashes);
+ }
+ }
+ break;
+ default:
+ this.checkLValSimple(expr, bindingType, checkClashes);
+ }
+ };
+ pp$2.checkLValInnerPattern = function(expr, bindingType, checkClashes) {
+ if (bindingType === void 0)
+ bindingType = BIND_NONE;
+ switch (expr.type) {
+ case "Property":
+ this.checkLValInnerPattern(expr.value, bindingType, checkClashes);
+ break;
+ case "AssignmentPattern":
+ this.checkLValPattern(expr.left, bindingType, checkClashes);
+ break;
+ case "RestElement":
+ this.checkLValPattern(expr.argument, bindingType, checkClashes);
+ break;
+ default:
+ this.checkLValPattern(expr, bindingType, checkClashes);
+ }
+ };
+ var pp$3 = Parser.prototype;
+ pp$3.checkPropClash = function(prop, propHash, refDestructuringErrors) {
+ if (this.options.ecmaVersion >= 9 && prop.type === "SpreadElement") {
+ return;
+ }
+ if (this.options.ecmaVersion >= 6 && (prop.computed || prop.method || prop.shorthand)) {
+ return;
+ }
+ var key = prop.key;
+ var name;
+ switch (key.type) {
+ case "Identifier":
+ name = key.name;
+ break;
+ case "Literal":
+ name = String(key.value);
+ break;
+ default:
+ return;
+ }
+ var kind = prop.kind;
+ if (this.options.ecmaVersion >= 6) {
+ if (name === "__proto__" && kind === "init") {
+ if (propHash.proto) {
+ if (refDestructuringErrors) {
+ if (refDestructuringErrors.doubleProto < 0) {
+ refDestructuringErrors.doubleProto = key.start;
+ }
+ } else {
+ this.raiseRecoverable(key.start, "Redefinition of __proto__ property");
+ }
+ }
+ propHash.proto = true;
+ }
+ return;
+ }
+ name = "$" + name;
+ var other = propHash[name];
+ if (other) {
+ var redefinition;
+ if (kind === "init") {
+ redefinition = this.strict && other.init || other.get || other.set;
+ } else {
+ redefinition = other.init || other[kind];
+ }
+ if (redefinition) {
+ this.raiseRecoverable(key.start, "Redefinition of property");
+ }
+ } else {
+ other = propHash[name] = {
+ init: false,
+ get: false,
+ set: false
+ };
+ }
+ other[kind] = true;
+ };
+ pp$3.parseExpression = function(forInit, refDestructuringErrors) {
+ var startPos = this.start, startLoc = this.startLoc;
+ var expr = this.parseMaybeAssign(forInit, refDestructuringErrors);
+ if (this.type === types.comma) {
+ var node2 = this.startNodeAt(startPos, startLoc);
+ node2.expressions = [expr];
+ while (this.eat(types.comma)) {
+ node2.expressions.push(this.parseMaybeAssign(forInit, refDestructuringErrors));
+ }
+ return this.finishNode(node2, "SequenceExpression");
+ }
+ return expr;
+ };
+ pp$3.parseMaybeAssign = function(forInit, refDestructuringErrors, afterLeftParse) {
+ if (this.isContextual("yield")) {
+ if (this.inGenerator) {
+ return this.parseYield(forInit);
+ } else {
+ this.exprAllowed = false;
+ }
+ }
+ var ownDestructuringErrors = false, oldParenAssign = -1, oldTrailingComma = -1;
+ if (refDestructuringErrors) {
+ oldParenAssign = refDestructuringErrors.parenthesizedAssign;
+ oldTrailingComma = refDestructuringErrors.trailingComma;
+ refDestructuringErrors.parenthesizedAssign = refDestructuringErrors.trailingComma = -1;
+ } else {
+ refDestructuringErrors = new DestructuringErrors();
+ ownDestructuringErrors = true;
+ }
+ var startPos = this.start, startLoc = this.startLoc;
+ if (this.type === types.parenL || this.type === types.name) {
+ this.potentialArrowAt = this.start;
+ this.potentialArrowInForAwait = forInit === "await";
+ }
+ var left = this.parseMaybeConditional(forInit, refDestructuringErrors);
+ if (afterLeftParse) {
+ left = afterLeftParse.call(this, left, startPos, startLoc);
+ }
+ if (this.type.isAssign) {
+ var node2 = this.startNodeAt(startPos, startLoc);
+ node2.operator = this.value;
+ if (this.type === types.eq) {
+ left = this.toAssignable(left, false, refDestructuringErrors);
+ }
+ if (!ownDestructuringErrors) {
+ refDestructuringErrors.parenthesizedAssign = refDestructuringErrors.trailingComma = refDestructuringErrors.doubleProto = -1;
+ }
+ if (refDestructuringErrors.shorthandAssign >= left.start) {
+ refDestructuringErrors.shorthandAssign = -1;
+ }
+ if (this.type === types.eq) {
+ this.checkLValPattern(left);
+ } else {
+ this.checkLValSimple(left);
+ }
+ node2.left = left;
+ this.next();
+ node2.right = this.parseMaybeAssign(forInit);
+ return this.finishNode(node2, "AssignmentExpression");
+ } else {
+ if (ownDestructuringErrors) {
+ this.checkExpressionErrors(refDestructuringErrors, true);
+ }
+ }
+ if (oldParenAssign > -1) {
+ refDestructuringErrors.parenthesizedAssign = oldParenAssign;
+ }
+ if (oldTrailingComma > -1) {
+ refDestructuringErrors.trailingComma = oldTrailingComma;
+ }
+ return left;
+ };
+ pp$3.parseMaybeConditional = function(forInit, refDestructuringErrors) {
+ var startPos = this.start, startLoc = this.startLoc;
+ var expr = this.parseExprOps(forInit, refDestructuringErrors);
+ if (this.checkExpressionErrors(refDestructuringErrors)) {
+ return expr;
+ }
+ if (this.eat(types.question)) {
+ var node2 = this.startNodeAt(startPos, startLoc);
+ node2.test = expr;
+ node2.consequent = this.parseMaybeAssign();
+ this.expect(types.colon);
+ node2.alternate = this.parseMaybeAssign(forInit);
+ return this.finishNode(node2, "ConditionalExpression");
+ }
+ return expr;
+ };
+ pp$3.parseExprOps = function(forInit, refDestructuringErrors) {
+ var startPos = this.start, startLoc = this.startLoc;
+ var expr = this.parseMaybeUnary(refDestructuringErrors, false);
+ if (this.checkExpressionErrors(refDestructuringErrors)) {
+ return expr;
+ }
+ return expr.start === startPos && expr.type === "ArrowFunctionExpression" ? expr : this.parseExprOp(expr, startPos, startLoc, -1, forInit);
+ };
+ pp$3.parseExprOp = function(left, leftStartPos, leftStartLoc, minPrec, forInit) {
+ var prec = this.type.binop;
+ if (prec != null && (!forInit || this.type !== types._in)) {
+ if (prec > minPrec) {
+ var logical = this.type === types.logicalOR || this.type === types.logicalAND;
+ var coalesce = this.type === types.coalesce;
+ if (coalesce) {
+ prec = types.logicalAND.binop;
+ }
+ var op = this.value;
+ this.next();
+ var startPos = this.start, startLoc = this.startLoc;
+ var right = this.parseExprOp(this.parseMaybeUnary(null, false), startPos, startLoc, prec, forInit);
+ var node2 = this.buildBinary(leftStartPos, leftStartLoc, left, right, op, logical || coalesce);
+ if (logical && this.type === types.coalesce || coalesce && (this.type === types.logicalOR || this.type === types.logicalAND)) {
+ this.raiseRecoverable(this.start, "Logical expressions and coalesce expressions cannot be mixed. Wrap either by parentheses");
+ }
+ return this.parseExprOp(node2, leftStartPos, leftStartLoc, minPrec, forInit);
+ }
+ }
+ return left;
+ };
+ pp$3.buildBinary = function(startPos, startLoc, left, right, op, logical) {
+ var node2 = this.startNodeAt(startPos, startLoc);
+ node2.left = left;
+ node2.operator = op;
+ node2.right = right;
+ return this.finishNode(node2, logical ? "LogicalExpression" : "BinaryExpression");
+ };
+ pp$3.parseMaybeUnary = function(refDestructuringErrors, sawUnary, incDec) {
+ var startPos = this.start, startLoc = this.startLoc, expr;
+ if (this.isContextual("await") && this.canAwait) {
+ expr = this.parseAwait();
+ sawUnary = true;
+ } else if (this.type.prefix) {
+ var node2 = this.startNode(), update = this.type === types.incDec;
+ node2.operator = this.value;
+ node2.prefix = true;
+ this.next();
+ node2.argument = this.parseMaybeUnary(null, true, update);
+ this.checkExpressionErrors(refDestructuringErrors, true);
+ if (update) {
+ this.checkLValSimple(node2.argument);
+ } else if (this.strict && node2.operator === "delete" && node2.argument.type === "Identifier") {
+ this.raiseRecoverable(node2.start, "Deleting local variable in strict mode");
+ } else if (node2.operator === "delete" && isPrivateFieldAccess(node2.argument)) {
+ this.raiseRecoverable(node2.start, "Private fields can not be deleted");
+ } else {
+ sawUnary = true;
+ }
+ expr = this.finishNode(node2, update ? "UpdateExpression" : "UnaryExpression");
+ } else {
+ expr = this.parseExprSubscripts(refDestructuringErrors);
+ if (this.checkExpressionErrors(refDestructuringErrors)) {
+ return expr;
+ }
+ while (this.type.postfix && !this.canInsertSemicolon()) {
+ var node$1 = this.startNodeAt(startPos, startLoc);
+ node$1.operator = this.value;
+ node$1.prefix = false;
+ node$1.argument = expr;
+ this.checkLValSimple(expr);
+ this.next();
+ expr = this.finishNode(node$1, "UpdateExpression");
+ }
+ }
+ if (!incDec && this.eat(types.starstar)) {
+ if (sawUnary) {
+ this.unexpected(this.lastTokStart);
+ } else {
+ return this.buildBinary(startPos, startLoc, expr, this.parseMaybeUnary(null, false), "**", false);
+ }
+ } else {
+ return expr;
+ }
+ };
+ function isPrivateFieldAccess(node2) {
+ return node2.type === "MemberExpression" && node2.property.type === "PrivateIdentifier" || node2.type === "ChainExpression" && isPrivateFieldAccess(node2.expression);
+ }
+ pp$3.parseExprSubscripts = function(refDestructuringErrors) {
+ var startPos = this.start, startLoc = this.startLoc;
+ var expr = this.parseExprAtom(refDestructuringErrors);
+ if (expr.type === "ArrowFunctionExpression" && this.input.slice(this.lastTokStart, this.lastTokEnd) !== ")") {
+ return expr;
+ }
+ var result = this.parseSubscripts(expr, startPos, startLoc);
+ if (refDestructuringErrors && result.type === "MemberExpression") {
+ if (refDestructuringErrors.parenthesizedAssign >= result.start) {
+ refDestructuringErrors.parenthesizedAssign = -1;
+ }
+ if (refDestructuringErrors.parenthesizedBind >= result.start) {
+ refDestructuringErrors.parenthesizedBind = -1;
+ }
+ if (refDestructuringErrors.trailingComma >= result.start) {
+ refDestructuringErrors.trailingComma = -1;
+ }
+ }
+ return result;
+ };
+ pp$3.parseSubscripts = function(base, startPos, startLoc, noCalls) {
+ var maybeAsyncArrow = this.options.ecmaVersion >= 8 && base.type === "Identifier" && base.name === "async" && this.lastTokEnd === base.end && !this.canInsertSemicolon() && base.end - base.start === 5 && this.potentialArrowAt === base.start;
+ var optionalChained = false;
+ while (true) {
+ var element = this.parseSubscript(base, startPos, startLoc, noCalls, maybeAsyncArrow, optionalChained);
+ if (element.optional) {
+ optionalChained = true;
+ }
+ if (element === base || element.type === "ArrowFunctionExpression") {
+ if (optionalChained) {
+ var chainNode = this.startNodeAt(startPos, startLoc);
+ chainNode.expression = element;
+ element = this.finishNode(chainNode, "ChainExpression");
+ }
+ return element;
+ }
+ base = element;
+ }
+ };
+ pp$3.parseSubscript = function(base, startPos, startLoc, noCalls, maybeAsyncArrow, optionalChained) {
+ var optionalSupported = this.options.ecmaVersion >= 11;
+ var optional = optionalSupported && this.eat(types.questionDot);
+ if (noCalls && optional) {
+ this.raise(this.lastTokStart, "Optional chaining cannot appear in the callee of new expressions");
+ }
+ var computed = this.eat(types.bracketL);
+ if (computed || optional && this.type !== types.parenL && this.type !== types.backQuote || this.eat(types.dot)) {
+ var node2 = this.startNodeAt(startPos, startLoc);
+ node2.object = base;
+ if (computed) {
+ node2.property = this.parseExpression();
+ this.expect(types.bracketR);
+ } else if (this.type === types.privateId && base.type !== "Super") {
+ node2.property = this.parsePrivateIdent();
+ } else {
+ node2.property = this.parseIdent(this.options.allowReserved !== "never");
+ }
+ node2.computed = !!computed;
+ if (optionalSupported) {
+ node2.optional = optional;
+ }
+ base = this.finishNode(node2, "MemberExpression");
+ } else if (!noCalls && this.eat(types.parenL)) {
+ var refDestructuringErrors = new DestructuringErrors(), oldYieldPos = this.yieldPos, oldAwaitPos = this.awaitPos, oldAwaitIdentPos = this.awaitIdentPos;
+ this.yieldPos = 0;
+ this.awaitPos = 0;
+ this.awaitIdentPos = 0;
+ var exprList = this.parseExprList(types.parenR, this.options.ecmaVersion >= 8, false, refDestructuringErrors);
+ if (maybeAsyncArrow && !optional && !this.canInsertSemicolon() && this.eat(types.arrow)) {
+ this.checkPatternErrors(refDestructuringErrors, false);
+ this.checkYieldAwaitInDefaultParams();
+ if (this.awaitIdentPos > 0) {
+ this.raise(this.awaitIdentPos, "Cannot use 'await' as identifier inside an async function");
+ }
+ this.yieldPos = oldYieldPos;
+ this.awaitPos = oldAwaitPos;
+ this.awaitIdentPos = oldAwaitIdentPos;
+ return this.parseArrowExpression(this.startNodeAt(startPos, startLoc), exprList, true);
+ }
+ this.checkExpressionErrors(refDestructuringErrors, true);
+ this.yieldPos = oldYieldPos || this.yieldPos;
+ this.awaitPos = oldAwaitPos || this.awaitPos;
+ this.awaitIdentPos = oldAwaitIdentPos || this.awaitIdentPos;
+ var node$1 = this.startNodeAt(startPos, startLoc);
+ node$1.callee = base;
+ node$1.arguments = exprList;
+ if (optionalSupported) {
+ node$1.optional = optional;
+ }
+ base = this.finishNode(node$1, "CallExpression");
+ } else if (this.type === types.backQuote) {
+ if (optional || optionalChained) {
+ this.raise(this.start, "Optional chaining cannot appear in the tag of tagged template expressions");
+ }
+ var node$2 = this.startNodeAt(startPos, startLoc);
+ node$2.tag = base;
+ node$2.quasi = this.parseTemplate({ isTagged: true });
+ base = this.finishNode(node$2, "TaggedTemplateExpression");
+ }
+ return base;
+ };
+ pp$3.parseExprAtom = function(refDestructuringErrors) {
+ if (this.type === types.slash) {
+ this.readRegexp();
+ }
+ var node2, canBeArrow = this.potentialArrowAt === this.start;
+ switch (this.type) {
+ case types._super:
+ if (!this.allowSuper) {
+ this.raise(this.start, "'super' keyword outside a method");
+ }
+ node2 = this.startNode();
+ this.next();
+ if (this.type === types.parenL && !this.allowDirectSuper) {
+ this.raise(node2.start, "super() call outside constructor of a subclass");
+ }
+ if (this.type !== types.dot && this.type !== types.bracketL && this.type !== types.parenL) {
+ this.unexpected();
+ }
+ return this.finishNode(node2, "Super");
+ case types._this:
+ node2 = this.startNode();
+ this.next();
+ return this.finishNode(node2, "ThisExpression");
+ case types.name:
+ var startPos = this.start, startLoc = this.startLoc, containsEsc = this.containsEsc;
+ var id2 = this.parseIdent(false);
+ if (this.options.ecmaVersion >= 8 && !containsEsc && id2.name === "async" && !this.canInsertSemicolon() && this.eat(types._function)) {
+ return this.parseFunction(this.startNodeAt(startPos, startLoc), 0, false, true);
+ }
+ if (canBeArrow && !this.canInsertSemicolon()) {
+ if (this.eat(types.arrow)) {
+ return this.parseArrowExpression(this.startNodeAt(startPos, startLoc), [id2], false);
+ }
+ if (this.options.ecmaVersion >= 8 && id2.name === "async" && this.type === types.name && !containsEsc && (!this.potentialArrowInForAwait || this.value !== "of" || this.containsEsc)) {
+ id2 = this.parseIdent(false);
+ if (this.canInsertSemicolon() || !this.eat(types.arrow)) {
+ this.unexpected();
+ }
+ return this.parseArrowExpression(this.startNodeAt(startPos, startLoc), [id2], true);
+ }
+ }
+ return id2;
+ case types.regexp:
+ var value2 = this.value;
+ node2 = this.parseLiteral(value2.value);
+ node2.regex = { pattern: value2.pattern, flags: value2.flags };
+ return node2;
+ case types.num:
+ case types.string:
+ return this.parseLiteral(this.value);
+ case types._null:
+ case types._true:
+ case types._false:
+ node2 = this.startNode();
+ node2.value = this.type === types._null ? null : this.type === types._true;
+ node2.raw = this.type.keyword;
+ this.next();
+ return this.finishNode(node2, "Literal");
+ case types.parenL:
+ var start = this.start, expr = this.parseParenAndDistinguishExpression(canBeArrow);
+ if (refDestructuringErrors) {
+ if (refDestructuringErrors.parenthesizedAssign < 0 && !this.isSimpleAssignTarget(expr)) {
+ refDestructuringErrors.parenthesizedAssign = start;
+ }
+ if (refDestructuringErrors.parenthesizedBind < 0) {
+ refDestructuringErrors.parenthesizedBind = start;
+ }
+ }
+ return expr;
+ case types.bracketL:
+ node2 = this.startNode();
+ this.next();
+ node2.elements = this.parseExprList(types.bracketR, true, true, refDestructuringErrors);
+ return this.finishNode(node2, "ArrayExpression");
+ case types.braceL:
+ return this.parseObj(false, refDestructuringErrors);
+ case types._function:
+ node2 = this.startNode();
+ this.next();
+ return this.parseFunction(node2, 0);
+ case types._class:
+ return this.parseClass(this.startNode(), false);
+ case types._new:
+ return this.parseNew();
+ case types.backQuote:
+ return this.parseTemplate();
+ case types._import:
+ if (this.options.ecmaVersion >= 11) {
+ return this.parseExprImport();
+ } else {
+ return this.unexpected();
+ }
+ default:
+ this.unexpected();
+ }
+ };
+ pp$3.parseExprImport = function() {
+ var node2 = this.startNode();
+ if (this.containsEsc) {
+ this.raiseRecoverable(this.start, "Escape sequence in keyword import");
+ }
+ var meta = this.parseIdent(true);
+ switch (this.type) {
+ case types.parenL:
+ return this.parseDynamicImport(node2);
+ case types.dot:
+ node2.meta = meta;
+ return this.parseImportMeta(node2);
+ default:
+ this.unexpected();
+ }
+ };
+ pp$3.parseDynamicImport = function(node2) {
+ this.next();
+ node2.source = this.parseMaybeAssign();
+ if (!this.eat(types.parenR)) {
+ var errorPos = this.start;
+ if (this.eat(types.comma) && this.eat(types.parenR)) {
+ this.raiseRecoverable(errorPos, "Trailing comma is not allowed in import()");
+ } else {
+ this.unexpected(errorPos);
+ }
+ }
+ return this.finishNode(node2, "ImportExpression");
+ };
+ pp$3.parseImportMeta = function(node2) {
+ this.next();
+ var containsEsc = this.containsEsc;
+ node2.property = this.parseIdent(true);
+ if (node2.property.name !== "meta") {
+ this.raiseRecoverable(node2.property.start, "The only valid meta property for import is 'import.meta'");
+ }
+ if (containsEsc) {
+ this.raiseRecoverable(node2.start, "'import.meta' must not contain escaped characters");
+ }
+ if (this.options.sourceType !== "module" && !this.options.allowImportExportEverywhere) {
+ this.raiseRecoverable(node2.start, "Cannot use 'import.meta' outside a module");
+ }
+ return this.finishNode(node2, "MetaProperty");
+ };
+ pp$3.parseLiteral = function(value2) {
+ var node2 = this.startNode();
+ node2.value = value2;
+ node2.raw = this.input.slice(this.start, this.end);
+ if (node2.raw.charCodeAt(node2.raw.length - 1) === 110) {
+ node2.bigint = node2.raw.slice(0, -1).replace(/_/g, "");
+ }
+ this.next();
+ return this.finishNode(node2, "Literal");
+ };
+ pp$3.parseParenExpression = function() {
+ this.expect(types.parenL);
+ var val = this.parseExpression();
+ this.expect(types.parenR);
+ return val;
+ };
+ pp$3.parseParenAndDistinguishExpression = function(canBeArrow) {
+ var startPos = this.start, startLoc = this.startLoc, val, allowTrailingComma = this.options.ecmaVersion >= 8;
+ if (this.options.ecmaVersion >= 6) {
+ this.next();
+ var innerStartPos = this.start, innerStartLoc = this.startLoc;
+ var exprList = [], first = true, lastIsComma = false;
+ var refDestructuringErrors = new DestructuringErrors(), oldYieldPos = this.yieldPos, oldAwaitPos = this.awaitPos, spreadStart;
+ this.yieldPos = 0;
+ this.awaitPos = 0;
+ while (this.type !== types.parenR) {
+ first ? first = false : this.expect(types.comma);
+ if (allowTrailingComma && this.afterTrailingComma(types.parenR, true)) {
+ lastIsComma = true;
+ break;
+ } else if (this.type === types.ellipsis) {
+ spreadStart = this.start;
+ exprList.push(this.parseParenItem(this.parseRestBinding()));
+ if (this.type === types.comma) {
+ this.raise(this.start, "Comma is not permitted after the rest element");
+ }
+ break;
+ } else {
+ exprList.push(this.parseMaybeAssign(false, refDestructuringErrors, this.parseParenItem));
+ }
+ }
+ var innerEndPos = this.start, innerEndLoc = this.startLoc;
+ this.expect(types.parenR);
+ if (canBeArrow && !this.canInsertSemicolon() && this.eat(types.arrow)) {
+ this.checkPatternErrors(refDestructuringErrors, false);
+ this.checkYieldAwaitInDefaultParams();
+ this.yieldPos = oldYieldPos;
+ this.awaitPos = oldAwaitPos;
+ return this.parseParenArrowList(startPos, startLoc, exprList);
+ }
+ if (!exprList.length || lastIsComma) {
+ this.unexpected(this.lastTokStart);
+ }
+ if (spreadStart) {
+ this.unexpected(spreadStart);
+ }
+ this.checkExpressionErrors(refDestructuringErrors, true);
+ this.yieldPos = oldYieldPos || this.yieldPos;
+ this.awaitPos = oldAwaitPos || this.awaitPos;
+ if (exprList.length > 1) {
+ val = this.startNodeAt(innerStartPos, innerStartLoc);
+ val.expressions = exprList;
+ this.finishNodeAt(val, "SequenceExpression", innerEndPos, innerEndLoc);
+ } else {
+ val = exprList[0];
+ }
+ } else {
+ val = this.parseParenExpression();
+ }
+ if (this.options.preserveParens) {
+ var par = this.startNodeAt(startPos, startLoc);
+ par.expression = val;
+ return this.finishNode(par, "ParenthesizedExpression");
+ } else {
+ return val;
+ }
+ };
+ pp$3.parseParenItem = function(item) {
+ return item;
+ };
+ pp$3.parseParenArrowList = function(startPos, startLoc, exprList) {
+ return this.parseArrowExpression(this.startNodeAt(startPos, startLoc), exprList);
+ };
+ var empty$1 = [];
+ pp$3.parseNew = function() {
+ if (this.containsEsc) {
+ this.raiseRecoverable(this.start, "Escape sequence in keyword new");
+ }
+ var node2 = this.startNode();
+ var meta = this.parseIdent(true);
+ if (this.options.ecmaVersion >= 6 && this.eat(types.dot)) {
+ node2.meta = meta;
+ var containsEsc = this.containsEsc;
+ node2.property = this.parseIdent(true);
+ if (node2.property.name !== "target") {
+ this.raiseRecoverable(node2.property.start, "The only valid meta property for new is 'new.target'");
+ }
+ if (containsEsc) {
+ this.raiseRecoverable(node2.start, "'new.target' must not contain escaped characters");
+ }
+ if (!this.inNonArrowFunction) {
+ this.raiseRecoverable(node2.start, "'new.target' can only be used in functions");
+ }
+ return this.finishNode(node2, "MetaProperty");
+ }
+ var startPos = this.start, startLoc = this.startLoc, isImport = this.type === types._import;
+ node2.callee = this.parseSubscripts(this.parseExprAtom(), startPos, startLoc, true);
+ if (isImport && node2.callee.type === "ImportExpression") {
+ this.raise(startPos, "Cannot use new with import()");
+ }
+ if (this.eat(types.parenL)) {
+ node2.arguments = this.parseExprList(types.parenR, this.options.ecmaVersion >= 8, false);
+ } else {
+ node2.arguments = empty$1;
+ }
+ return this.finishNode(node2, "NewExpression");
+ };
+ pp$3.parseTemplateElement = function(ref2) {
+ var isTagged = ref2.isTagged;
+ var elem = this.startNode();
+ if (this.type === types.invalidTemplate) {
+ if (!isTagged) {
+ this.raiseRecoverable(this.start, "Bad escape sequence in untagged template literal");
+ }
+ elem.value = {
+ raw: this.value,
+ cooked: null
+ };
+ } else {
+ elem.value = {
+ raw: this.input.slice(this.start, this.end).replace(/\r\n?/g, "\n"),
+ cooked: this.value
+ };
+ }
+ this.next();
+ elem.tail = this.type === types.backQuote;
+ return this.finishNode(elem, "TemplateElement");
+ };
+ pp$3.parseTemplate = function(ref2) {
+ if (ref2 === void 0)
+ ref2 = {};
+ var isTagged = ref2.isTagged;
+ if (isTagged === void 0)
+ isTagged = false;
+ var node2 = this.startNode();
+ this.next();
+ node2.expressions = [];
+ var curElt = this.parseTemplateElement({ isTagged });
+ node2.quasis = [curElt];
+ while (!curElt.tail) {
+ if (this.type === types.eof) {
+ this.raise(this.pos, "Unterminated template literal");
+ }
+ this.expect(types.dollarBraceL);
+ node2.expressions.push(this.parseExpression());
+ this.expect(types.braceR);
+ node2.quasis.push(curElt = this.parseTemplateElement({ isTagged }));
+ }
+ this.next();
+ return this.finishNode(node2, "TemplateLiteral");
+ };
+ pp$3.isAsyncProp = function(prop) {
+ return !prop.computed && prop.key.type === "Identifier" && prop.key.name === "async" && (this.type === types.name || this.type === types.num || this.type === types.string || this.type === types.bracketL || this.type.keyword || this.options.ecmaVersion >= 9 && this.type === types.star) && !lineBreak.test(this.input.slice(this.lastTokEnd, this.start));
+ };
+ pp$3.parseObj = function(isPattern, refDestructuringErrors) {
+ var node2 = this.startNode(), first = true, propHash = {};
+ node2.properties = [];
+ this.next();
+ while (!this.eat(types.braceR)) {
+ if (!first) {
+ this.expect(types.comma);
+ if (this.options.ecmaVersion >= 5 && this.afterTrailingComma(types.braceR)) {
+ break;
+ }
+ } else {
+ first = false;
+ }
+ var prop = this.parseProperty(isPattern, refDestructuringErrors);
+ if (!isPattern) {
+ this.checkPropClash(prop, propHash, refDestructuringErrors);
+ }
+ node2.properties.push(prop);
+ }
+ return this.finishNode(node2, isPattern ? "ObjectPattern" : "ObjectExpression");
+ };
+ pp$3.parseProperty = function(isPattern, refDestructuringErrors) {
+ var prop = this.startNode(), isGenerator, isAsync, startPos, startLoc;
+ if (this.options.ecmaVersion >= 9 && this.eat(types.ellipsis)) {
+ if (isPattern) {
+ prop.argument = this.parseIdent(false);
+ if (this.type === types.comma) {
+ this.raise(this.start, "Comma is not permitted after the rest element");
+ }
+ return this.finishNode(prop, "RestElement");
+ }
+ if (this.type === types.parenL && refDestructuringErrors) {
+ if (refDestructuringErrors.parenthesizedAssign < 0) {
+ refDestructuringErrors.parenthesizedAssign = this.start;
+ }
+ if (refDestructuringErrors.parenthesizedBind < 0) {
+ refDestructuringErrors.parenthesizedBind = this.start;
+ }
+ }
+ prop.argument = this.parseMaybeAssign(false, refDestructuringErrors);
+ if (this.type === types.comma && refDestructuringErrors && refDestructuringErrors.trailingComma < 0) {
+ refDestructuringErrors.trailingComma = this.start;
+ }
+ return this.finishNode(prop, "SpreadElement");
+ }
+ if (this.options.ecmaVersion >= 6) {
+ prop.method = false;
+ prop.shorthand = false;
+ if (isPattern || refDestructuringErrors) {
+ startPos = this.start;
+ startLoc = this.startLoc;
+ }
+ if (!isPattern) {
+ isGenerator = this.eat(types.star);
+ }
+ }
+ var containsEsc = this.containsEsc;
+ this.parsePropertyName(prop);
+ if (!isPattern && !containsEsc && this.options.ecmaVersion >= 8 && !isGenerator && this.isAsyncProp(prop)) {
+ isAsync = true;
+ isGenerator = this.options.ecmaVersion >= 9 && this.eat(types.star);
+ this.parsePropertyName(prop, refDestructuringErrors);
+ } else {
+ isAsync = false;
+ }
+ this.parsePropertyValue(prop, isPattern, isGenerator, isAsync, startPos, startLoc, refDestructuringErrors, containsEsc);
+ return this.finishNode(prop, "Property");
+ };
+ pp$3.parsePropertyValue = function(prop, isPattern, isGenerator, isAsync, startPos, startLoc, refDestructuringErrors, containsEsc) {
+ if ((isGenerator || isAsync) && this.type === types.colon) {
+ this.unexpected();
+ }
+ if (this.eat(types.colon)) {
+ prop.value = isPattern ? this.parseMaybeDefault(this.start, this.startLoc) : this.parseMaybeAssign(false, refDestructuringErrors);
+ prop.kind = "init";
+ } else if (this.options.ecmaVersion >= 6 && this.type === types.parenL) {
+ if (isPattern) {
+ this.unexpected();
+ }
+ prop.kind = "init";
+ prop.method = true;
+ prop.value = this.parseMethod(isGenerator, isAsync);
+ } else if (!isPattern && !containsEsc && this.options.ecmaVersion >= 5 && !prop.computed && prop.key.type === "Identifier" && (prop.key.name === "get" || prop.key.name === "set") && (this.type !== types.comma && this.type !== types.braceR && this.type !== types.eq)) {
+ if (isGenerator || isAsync) {
+ this.unexpected();
+ }
+ prop.kind = prop.key.name;
+ this.parsePropertyName(prop);
+ prop.value = this.parseMethod(false);
+ var paramCount = prop.kind === "get" ? 0 : 1;
+ if (prop.value.params.length !== paramCount) {
+ var start = prop.value.start;
+ if (prop.kind === "get") {
+ this.raiseRecoverable(start, "getter should have no params");
+ } else {
+ this.raiseRecoverable(start, "setter should have exactly one param");
+ }
+ } else {
+ if (prop.kind === "set" && prop.value.params[0].type === "RestElement") {
+ this.raiseRecoverable(prop.value.params[0].start, "Setter cannot use rest params");
+ }
+ }
+ } else if (this.options.ecmaVersion >= 6 && !prop.computed && prop.key.type === "Identifier") {
+ if (isGenerator || isAsync) {
+ this.unexpected();
+ }
+ this.checkUnreserved(prop.key);
+ if (prop.key.name === "await" && !this.awaitIdentPos) {
+ this.awaitIdentPos = startPos;
+ }
+ prop.kind = "init";
+ if (isPattern) {
+ prop.value = this.parseMaybeDefault(startPos, startLoc, this.copyNode(prop.key));
+ } else if (this.type === types.eq && refDestructuringErrors) {
+ if (refDestructuringErrors.shorthandAssign < 0) {
+ refDestructuringErrors.shorthandAssign = this.start;
+ }
+ prop.value = this.parseMaybeDefault(startPos, startLoc, this.copyNode(prop.key));
+ } else {
+ prop.value = this.copyNode(prop.key);
+ }
+ prop.shorthand = true;
+ } else {
+ this.unexpected();
+ }
+ };
+ pp$3.parsePropertyName = function(prop) {
+ if (this.options.ecmaVersion >= 6) {
+ if (this.eat(types.bracketL)) {
+ prop.computed = true;
+ prop.key = this.parseMaybeAssign();
+ this.expect(types.bracketR);
+ return prop.key;
+ } else {
+ prop.computed = false;
+ }
+ }
+ return prop.key = this.type === types.num || this.type === types.string ? this.parseExprAtom() : this.parseIdent(this.options.allowReserved !== "never");
+ };
+ pp$3.initFunction = function(node2) {
+ node2.id = null;
+ if (this.options.ecmaVersion >= 6) {
+ node2.generator = node2.expression = false;
+ }
+ if (this.options.ecmaVersion >= 8) {
+ node2.async = false;
+ }
+ };
+ pp$3.parseMethod = function(isGenerator, isAsync, allowDirectSuper) {
+ var node2 = this.startNode(), oldYieldPos = this.yieldPos, oldAwaitPos = this.awaitPos, oldAwaitIdentPos = this.awaitIdentPos;
+ this.initFunction(node2);
+ if (this.options.ecmaVersion >= 6) {
+ node2.generator = isGenerator;
+ }
+ if (this.options.ecmaVersion >= 8) {
+ node2.async = !!isAsync;
+ }
+ this.yieldPos = 0;
+ this.awaitPos = 0;
+ this.awaitIdentPos = 0;
+ this.enterScope(functionFlags(isAsync, node2.generator) | SCOPE_SUPER | (allowDirectSuper ? SCOPE_DIRECT_SUPER : 0));
+ this.expect(types.parenL);
+ node2.params = this.parseBindingList(types.parenR, false, this.options.ecmaVersion >= 8);
+ this.checkYieldAwaitInDefaultParams();
+ this.parseFunctionBody(node2, false, true);
+ this.yieldPos = oldYieldPos;
+ this.awaitPos = oldAwaitPos;
+ this.awaitIdentPos = oldAwaitIdentPos;
+ return this.finishNode(node2, "FunctionExpression");
+ };
+ pp$3.parseArrowExpression = function(node2, params, isAsync) {
+ var oldYieldPos = this.yieldPos, oldAwaitPos = this.awaitPos, oldAwaitIdentPos = this.awaitIdentPos;
+ this.enterScope(functionFlags(isAsync, false) | SCOPE_ARROW);
+ this.initFunction(node2);
+ if (this.options.ecmaVersion >= 8) {
+ node2.async = !!isAsync;
+ }
+ this.yieldPos = 0;
+ this.awaitPos = 0;
+ this.awaitIdentPos = 0;
+ node2.params = this.toAssignableList(params, true);
+ this.parseFunctionBody(node2, true, false);
+ this.yieldPos = oldYieldPos;
+ this.awaitPos = oldAwaitPos;
+ this.awaitIdentPos = oldAwaitIdentPos;
+ return this.finishNode(node2, "ArrowFunctionExpression");
+ };
+ pp$3.parseFunctionBody = function(node2, isArrowFunction, isMethod) {
+ var isExpression = isArrowFunction && this.type !== types.braceL;
+ var oldStrict = this.strict, useStrict = false;
+ if (isExpression) {
+ node2.body = this.parseMaybeAssign();
+ node2.expression = true;
+ this.checkParams(node2, false);
+ } else {
+ var nonSimple = this.options.ecmaVersion >= 7 && !this.isSimpleParamList(node2.params);
+ if (!oldStrict || nonSimple) {
+ useStrict = this.strictDirective(this.end);
+ if (useStrict && nonSimple) {
+ this.raiseRecoverable(node2.start, "Illegal 'use strict' directive in function with non-simple parameter list");
+ }
+ }
+ var oldLabels = this.labels;
+ this.labels = [];
+ if (useStrict) {
+ this.strict = true;
+ }
+ this.checkParams(node2, !oldStrict && !useStrict && !isArrowFunction && !isMethod && this.isSimpleParamList(node2.params));
+ if (this.strict && node2.id) {
+ this.checkLValSimple(node2.id, BIND_OUTSIDE);
+ }
+ node2.body = this.parseBlock(false, void 0, useStrict && !oldStrict);
+ node2.expression = false;
+ this.adaptDirectivePrologue(node2.body.body);
+ this.labels = oldLabels;
+ }
+ this.exitScope();
+ };
+ pp$3.isSimpleParamList = function(params) {
+ for (var i = 0, list2 = params; i < list2.length; i += 1) {
+ var param = list2[i];
+ if (param.type !== "Identifier") {
+ return false;
+ }
+ }
+ return true;
+ };
+ pp$3.checkParams = function(node2, allowDuplicates) {
+ var nameHash = /* @__PURE__ */ Object.create(null);
+ for (var i = 0, list2 = node2.params; i < list2.length; i += 1) {
+ var param = list2[i];
+ this.checkLValInnerPattern(param, BIND_VAR, allowDuplicates ? null : nameHash);
+ }
+ };
+ pp$3.parseExprList = function(close, allowTrailingComma, allowEmpty, refDestructuringErrors) {
+ var elts = [], first = true;
+ while (!this.eat(close)) {
+ if (!first) {
+ this.expect(types.comma);
+ if (allowTrailingComma && this.afterTrailingComma(close)) {
+ break;
+ }
+ } else {
+ first = false;
+ }
+ var elt = void 0;
+ if (allowEmpty && this.type === types.comma) {
+ elt = null;
+ } else if (this.type === types.ellipsis) {
+ elt = this.parseSpread(refDestructuringErrors);
+ if (refDestructuringErrors && this.type === types.comma && refDestructuringErrors.trailingComma < 0) {
+ refDestructuringErrors.trailingComma = this.start;
+ }
+ } else {
+ elt = this.parseMaybeAssign(false, refDestructuringErrors);
+ }
+ elts.push(elt);
+ }
+ return elts;
+ };
+ pp$3.checkUnreserved = function(ref2) {
+ var start = ref2.start;
+ var end = ref2.end;
+ var name = ref2.name;
+ if (this.inGenerator && name === "yield") {
+ this.raiseRecoverable(start, "Cannot use 'yield' as identifier inside a generator");
+ }
+ if (this.inAsync && name === "await") {
+ this.raiseRecoverable(start, "Cannot use 'await' as identifier inside an async function");
+ }
+ if (this.currentThisScope().inClassFieldInit && name === "arguments") {
+ this.raiseRecoverable(start, "Cannot use 'arguments' in class field initializer");
+ }
+ if (this.keywords.test(name)) {
+ this.raise(start, "Unexpected keyword '" + name + "'");
+ }
+ if (this.options.ecmaVersion < 6 && this.input.slice(start, end).indexOf("\\") !== -1) {
+ return;
+ }
+ var re2 = this.strict ? this.reservedWordsStrict : this.reservedWords;
+ if (re2.test(name)) {
+ if (!this.inAsync && name === "await") {
+ this.raiseRecoverable(start, "Cannot use keyword 'await' outside an async function");
+ }
+ this.raiseRecoverable(start, "The keyword '" + name + "' is reserved");
+ }
+ };
+ pp$3.parseIdent = function(liberal, isBinding) {
+ var node2 = this.startNode();
+ if (this.type === types.name) {
+ node2.name = this.value;
+ } else if (this.type.keyword) {
+ node2.name = this.type.keyword;
+ if ((node2.name === "class" || node2.name === "function") && (this.lastTokEnd !== this.lastTokStart + 1 || this.input.charCodeAt(this.lastTokStart) !== 46)) {
+ this.context.pop();
+ }
+ } else {
+ this.unexpected();
+ }
+ this.next(!!liberal);
+ this.finishNode(node2, "Identifier");
+ if (!liberal) {
+ this.checkUnreserved(node2);
+ if (node2.name === "await" && !this.awaitIdentPos) {
+ this.awaitIdentPos = node2.start;
+ }
+ }
+ return node2;
+ };
+ pp$3.parsePrivateIdent = function() {
+ var node2 = this.startNode();
+ if (this.type === types.privateId) {
+ node2.name = this.value;
+ } else {
+ this.unexpected();
+ }
+ this.next();
+ this.finishNode(node2, "PrivateIdentifier");
+ if (this.privateNameStack.length === 0) {
+ this.raise(node2.start, "Private field '#" + node2.name + "' must be declared in an enclosing class");
+ } else {
+ this.privateNameStack[this.privateNameStack.length - 1].used.push(node2);
+ }
+ return node2;
+ };
+ pp$3.parseYield = function(forInit) {
+ if (!this.yieldPos) {
+ this.yieldPos = this.start;
+ }
+ var node2 = this.startNode();
+ this.next();
+ if (this.type === types.semi || this.canInsertSemicolon() || this.type !== types.star && !this.type.startsExpr) {
+ node2.delegate = false;
+ node2.argument = null;
+ } else {
+ node2.delegate = this.eat(types.star);
+ node2.argument = this.parseMaybeAssign(forInit);
+ }
+ return this.finishNode(node2, "YieldExpression");
+ };
+ pp$3.parseAwait = function() {
+ if (!this.awaitPos) {
+ this.awaitPos = this.start;
+ }
+ var node2 = this.startNode();
+ this.next();
+ node2.argument = this.parseMaybeUnary(null, true);
+ return this.finishNode(node2, "AwaitExpression");
+ };
+ var pp$4 = Parser.prototype;
+ pp$4.raise = function(pos, message) {
+ var loc = getLineInfo(this.input, pos);
+ message += " (" + loc.line + ":" + loc.column + ")";
+ var err = new SyntaxError(message);
+ err.pos = pos;
+ err.loc = loc;
+ err.raisedAt = this.pos;
+ throw err;
+ };
+ pp$4.raiseRecoverable = pp$4.raise;
+ pp$4.curPosition = function() {
+ if (this.options.locations) {
+ return new Position(this.curLine, this.pos - this.lineStart);
+ }
+ };
+ var pp$5 = Parser.prototype;
+ var Scope = function Scope2(flags) {
+ this.flags = flags;
+ this.var = [];
+ this.lexical = [];
+ this.functions = [];
+ this.inClassFieldInit = false;
+ };
+ pp$5.enterScope = function(flags) {
+ this.scopeStack.push(new Scope(flags));
+ };
+ pp$5.exitScope = function() {
+ this.scopeStack.pop();
+ };
+ pp$5.treatFunctionsAsVarInScope = function(scope2) {
+ return scope2.flags & SCOPE_FUNCTION || !this.inModule && scope2.flags & SCOPE_TOP;
+ };
+ pp$5.declareName = function(name, bindingType, pos) {
+ var redeclared = false;
+ if (bindingType === BIND_LEXICAL) {
+ var scope2 = this.currentScope();
+ redeclared = scope2.lexical.indexOf(name) > -1 || scope2.functions.indexOf(name) > -1 || scope2.var.indexOf(name) > -1;
+ scope2.lexical.push(name);
+ if (this.inModule && scope2.flags & SCOPE_TOP) {
+ delete this.undefinedExports[name];
+ }
+ } else if (bindingType === BIND_SIMPLE_CATCH) {
+ var scope$1 = this.currentScope();
+ scope$1.lexical.push(name);
+ } else if (bindingType === BIND_FUNCTION) {
+ var scope$2 = this.currentScope();
+ if (this.treatFunctionsAsVar) {
+ redeclared = scope$2.lexical.indexOf(name) > -1;
+ } else {
+ redeclared = scope$2.lexical.indexOf(name) > -1 || scope$2.var.indexOf(name) > -1;
+ }
+ scope$2.functions.push(name);
+ } else {
+ for (var i = this.scopeStack.length - 1; i >= 0; --i) {
+ var scope$3 = this.scopeStack[i];
+ if (scope$3.lexical.indexOf(name) > -1 && !(scope$3.flags & SCOPE_SIMPLE_CATCH && scope$3.lexical[0] === name) || !this.treatFunctionsAsVarInScope(scope$3) && scope$3.functions.indexOf(name) > -1) {
+ redeclared = true;
+ break;
+ }
+ scope$3.var.push(name);
+ if (this.inModule && scope$3.flags & SCOPE_TOP) {
+ delete this.undefinedExports[name];
+ }
+ if (scope$3.flags & SCOPE_VAR) {
+ break;
+ }
+ }
+ }
+ if (redeclared) {
+ this.raiseRecoverable(pos, "Identifier '" + name + "' has already been declared");
+ }
+ };
+ pp$5.checkLocalExport = function(id2) {
+ if (this.scopeStack[0].lexical.indexOf(id2.name) === -1 && this.scopeStack[0].var.indexOf(id2.name) === -1) {
+ this.undefinedExports[id2.name] = id2;
+ }
+ };
+ pp$5.currentScope = function() {
+ return this.scopeStack[this.scopeStack.length - 1];
+ };
+ pp$5.currentVarScope = function() {
+ for (var i = this.scopeStack.length - 1; ; i--) {
+ var scope2 = this.scopeStack[i];
+ if (scope2.flags & SCOPE_VAR) {
+ return scope2;
+ }
+ }
+ };
+ pp$5.currentThisScope = function() {
+ for (var i = this.scopeStack.length - 1; ; i--) {
+ var scope2 = this.scopeStack[i];
+ if (scope2.flags & SCOPE_VAR && !(scope2.flags & SCOPE_ARROW)) {
+ return scope2;
+ }
+ }
+ };
+ var Node = function Node2(parser2, pos, loc) {
+ this.type = "";
+ this.start = pos;
+ this.end = 0;
+ if (parser2.options.locations) {
+ this.loc = new SourceLocation(parser2, loc);
+ }
+ if (parser2.options.directSourceFile) {
+ this.sourceFile = parser2.options.directSourceFile;
+ }
+ if (parser2.options.ranges) {
+ this.range = [pos, 0];
+ }
+ };
+ var pp$6 = Parser.prototype;
+ pp$6.startNode = function() {
+ return new Node(this, this.start, this.startLoc);
+ };
+ pp$6.startNodeAt = function(pos, loc) {
+ return new Node(this, pos, loc);
+ };
+ function finishNodeAt(node2, type, pos, loc) {
+ node2.type = type;
+ node2.end = pos;
+ if (this.options.locations) {
+ node2.loc.end = loc;
+ }
+ if (this.options.ranges) {
+ node2.range[1] = pos;
+ }
+ return node2;
+ }
+ pp$6.finishNode = function(node2, type) {
+ return finishNodeAt.call(this, node2, type, this.lastTokEnd, this.lastTokEndLoc);
+ };
+ pp$6.finishNodeAt = function(node2, type, pos, loc) {
+ return finishNodeAt.call(this, node2, type, pos, loc);
+ };
+ pp$6.copyNode = function(node2) {
+ var newNode = new Node(this, node2.start, this.startLoc);
+ for (var prop in node2) {
+ newNode[prop] = node2[prop];
+ }
+ return newNode;
+ };
+ var TokContext = function TokContext2(token, isExpr, preserveSpace, override, generator) {
+ this.token = token;
+ this.isExpr = !!isExpr;
+ this.preserveSpace = !!preserveSpace;
+ this.override = override;
+ this.generator = !!generator;
+ };
+ var types$1 = {
+ b_stat: new TokContext("{", false),
+ b_expr: new TokContext("{", true),
+ b_tmpl: new TokContext("${", false),
+ p_stat: new TokContext("(", false),
+ p_expr: new TokContext("(", true),
+ q_tmpl: new TokContext("`", true, true, function(p2) {
+ return p2.tryReadTemplateToken();
+ }),
+ f_stat: new TokContext("function", false),
+ f_expr: new TokContext("function", true),
+ f_expr_gen: new TokContext("function", true, false, null, true),
+ f_gen: new TokContext("function", false, false, null, true)
+ };
+ var pp$7 = Parser.prototype;
+ pp$7.initialContext = function() {
+ return [types$1.b_stat];
+ };
+ pp$7.braceIsBlock = function(prevType) {
+ var parent = this.curContext();
+ if (parent === types$1.f_expr || parent === types$1.f_stat) {
+ return true;
+ }
+ if (prevType === types.colon && (parent === types$1.b_stat || parent === types$1.b_expr)) {
+ return !parent.isExpr;
+ }
+ if (prevType === types._return || prevType === types.name && this.exprAllowed) {
+ return lineBreak.test(this.input.slice(this.lastTokEnd, this.start));
+ }
+ if (prevType === types._else || prevType === types.semi || prevType === types.eof || prevType === types.parenR || prevType === types.arrow) {
+ return true;
+ }
+ if (prevType === types.braceL) {
+ return parent === types$1.b_stat;
+ }
+ if (prevType === types._var || prevType === types._const || prevType === types.name) {
+ return false;
+ }
+ return !this.exprAllowed;
+ };
+ pp$7.inGeneratorContext = function() {
+ for (var i = this.context.length - 1; i >= 1; i--) {
+ var context = this.context[i];
+ if (context.token === "function") {
+ return context.generator;
+ }
+ }
+ return false;
+ };
+ pp$7.updateContext = function(prevType) {
+ var update, type = this.type;
+ if (type.keyword && prevType === types.dot) {
+ this.exprAllowed = false;
+ } else if (update = type.updateContext) {
+ update.call(this, prevType);
+ } else {
+ this.exprAllowed = type.beforeExpr;
+ }
+ };
+ types.parenR.updateContext = types.braceR.updateContext = function() {
+ if (this.context.length === 1) {
+ this.exprAllowed = true;
+ return;
+ }
+ var out = this.context.pop();
+ if (out === types$1.b_stat && this.curContext().token === "function") {
+ out = this.context.pop();
+ }
+ this.exprAllowed = !out.isExpr;
+ };
+ types.braceL.updateContext = function(prevType) {
+ this.context.push(this.braceIsBlock(prevType) ? types$1.b_stat : types$1.b_expr);
+ this.exprAllowed = true;
+ };
+ types.dollarBraceL.updateContext = function() {
+ this.context.push(types$1.b_tmpl);
+ this.exprAllowed = true;
+ };
+ types.parenL.updateContext = function(prevType) {
+ var statementParens = prevType === types._if || prevType === types._for || prevType === types._with || prevType === types._while;
+ this.context.push(statementParens ? types$1.p_stat : types$1.p_expr);
+ this.exprAllowed = true;
+ };
+ types.incDec.updateContext = function() {
+ };
+ types._function.updateContext = types._class.updateContext = function(prevType) {
+ if (prevType.beforeExpr && prevType !== types._else && !(prevType === types.semi && this.curContext() !== types$1.p_stat) && !(prevType === types._return && lineBreak.test(this.input.slice(this.lastTokEnd, this.start))) && !((prevType === types.colon || prevType === types.braceL) && this.curContext() === types$1.b_stat)) {
+ this.context.push(types$1.f_expr);
+ } else {
+ this.context.push(types$1.f_stat);
+ }
+ this.exprAllowed = false;
+ };
+ types.backQuote.updateContext = function() {
+ if (this.curContext() === types$1.q_tmpl) {
+ this.context.pop();
+ } else {
+ this.context.push(types$1.q_tmpl);
+ }
+ this.exprAllowed = false;
+ };
+ types.star.updateContext = function(prevType) {
+ if (prevType === types._function) {
+ var index = this.context.length - 1;
+ if (this.context[index] === types$1.f_expr) {
+ this.context[index] = types$1.f_expr_gen;
+ } else {
+ this.context[index] = types$1.f_gen;
+ }
+ }
+ this.exprAllowed = true;
+ };
+ types.name.updateContext = function(prevType) {
+ var allowed = false;
+ if (this.options.ecmaVersion >= 6 && prevType !== types.dot) {
+ if (this.value === "of" && !this.exprAllowed || this.value === "yield" && this.inGeneratorContext()) {
+ allowed = true;
+ }
+ }
+ this.exprAllowed = allowed;
+ };
+ var ecma9BinaryProperties = "ASCII ASCII_Hex_Digit AHex Alphabetic Alpha Any Assigned Bidi_Control Bidi_C Bidi_Mirrored Bidi_M Case_Ignorable CI Cased Changes_When_Casefolded CWCF Changes_When_Casemapped CWCM Changes_When_Lowercased CWL Changes_When_NFKC_Casefolded CWKCF Changes_When_Titlecased CWT Changes_When_Uppercased CWU Dash Default_Ignorable_Code_Point DI Deprecated Dep Diacritic Dia Emoji Emoji_Component Emoji_Modifier Emoji_Modifier_Base Emoji_Presentation Extender Ext Grapheme_Base Gr_Base Grapheme_Extend Gr_Ext Hex_Digit Hex IDS_Binary_Operator IDSB IDS_Trinary_Operator IDST ID_Continue IDC ID_Start IDS Ideographic Ideo Join_Control Join_C Logical_Order_Exception LOE Lowercase Lower Math Noncharacter_Code_Point NChar Pattern_Syntax Pat_Syn Pattern_White_Space Pat_WS Quotation_Mark QMark Radical Regional_Indicator RI Sentence_Terminal STerm Soft_Dotted SD Terminal_Punctuation Term Unified_Ideograph UIdeo Uppercase Upper Variation_Selector VS White_Space space XID_Continue XIDC XID_Start XIDS";
+ var ecma10BinaryProperties = ecma9BinaryProperties + " Extended_Pictographic";
+ var ecma11BinaryProperties = ecma10BinaryProperties;
+ var ecma12BinaryProperties = ecma11BinaryProperties + " EBase EComp EMod EPres ExtPict";
+ var unicodeBinaryProperties = {
+ 9: ecma9BinaryProperties,
+ 10: ecma10BinaryProperties,
+ 11: ecma11BinaryProperties,
+ 12: ecma12BinaryProperties
+ };
+ var unicodeGeneralCategoryValues = "Cased_Letter LC Close_Punctuation Pe Connector_Punctuation Pc Control Cc cntrl Currency_Symbol Sc Dash_Punctuation Pd Decimal_Number Nd digit Enclosing_Mark Me Final_Punctuation Pf Format Cf Initial_Punctuation Pi Letter L Letter_Number Nl Line_Separator Zl Lowercase_Letter Ll Mark M Combining_Mark Math_Symbol Sm Modifier_Letter Lm Modifier_Symbol Sk Nonspacing_Mark Mn Number N Open_Punctuation Ps Other C Other_Letter Lo Other_Number No Other_Punctuation Po Other_Symbol So Paragraph_Separator Zp Private_Use Co Punctuation P punct Separator Z Space_Separator Zs Spacing_Mark Mc Surrogate Cs Symbol S Titlecase_Letter Lt Unassigned Cn Uppercase_Letter Lu";
+ var ecma9ScriptValues = "Adlam Adlm Ahom Ahom Anatolian_Hieroglyphs Hluw Arabic Arab Armenian Armn Avestan Avst Balinese Bali Bamum Bamu Bassa_Vah Bass Batak Batk Bengali Beng Bhaiksuki Bhks Bopomofo Bopo Brahmi Brah Braille Brai Buginese Bugi Buhid Buhd Canadian_Aboriginal Cans Carian Cari Caucasian_Albanian Aghb Chakma Cakm Cham Cham Cherokee Cher Common Zyyy Coptic Copt Qaac Cuneiform Xsux Cypriot Cprt Cyrillic Cyrl Deseret Dsrt Devanagari Deva Duployan Dupl Egyptian_Hieroglyphs Egyp Elbasan Elba Ethiopic Ethi Georgian Geor Glagolitic Glag Gothic Goth Grantha Gran Greek Grek Gujarati Gujr Gurmukhi Guru Han Hani Hangul Hang Hanunoo Hano Hatran Hatr Hebrew Hebr Hiragana Hira Imperial_Aramaic Armi Inherited Zinh Qaai Inscriptional_Pahlavi Phli Inscriptional_Parthian Prti Javanese Java Kaithi Kthi Kannada Knda Katakana Kana Kayah_Li Kali Kharoshthi Khar Khmer Khmr Khojki Khoj Khudawadi Sind Lao Laoo Latin Latn Lepcha Lepc Limbu Limb Linear_A Lina Linear_B Linb Lisu Lisu Lycian Lyci Lydian Lydi Mahajani Mahj Malayalam Mlym Mandaic Mand Manichaean Mani Marchen Marc Masaram_Gondi Gonm Meetei_Mayek Mtei Mende_Kikakui Mend Meroitic_Cursive Merc Meroitic_Hieroglyphs Mero Miao Plrd Modi Modi Mongolian Mong Mro Mroo Multani Mult Myanmar Mymr Nabataean Nbat New_Tai_Lue Talu Newa Newa Nko Nkoo Nushu Nshu Ogham Ogam Ol_Chiki Olck Old_Hungarian Hung Old_Italic Ital Old_North_Arabian Narb Old_Permic Perm Old_Persian Xpeo Old_South_Arabian Sarb Old_Turkic Orkh Oriya Orya Osage Osge Osmanya Osma Pahawh_Hmong Hmng Palmyrene Palm Pau_Cin_Hau Pauc Phags_Pa Phag Phoenician Phnx Psalter_Pahlavi Phlp Rejang Rjng Runic Runr Samaritan Samr Saurashtra Saur Sharada Shrd Shavian Shaw Siddham Sidd SignWriting Sgnw Sinhala Sinh Sora_Sompeng Sora Soyombo Soyo Sundanese Sund Syloti_Nagri Sylo Syriac Syrc Tagalog Tglg Tagbanwa Tagb Tai_Le Tale Tai_Tham Lana Tai_Viet Tavt Takri Takr Tamil Taml Tangut Tang Telugu Telu Thaana Thaa Thai Thai Tibetan Tibt Tifinagh Tfng Tirhuta Tirh Ugaritic Ugar Vai Vaii Warang_Citi Wara Yi Yiii Zanabazar_Square Zanb";
+ var ecma10ScriptValues = ecma9ScriptValues + " Dogra Dogr Gunjala_Gondi Gong Hanifi_Rohingya Rohg Makasar Maka Medefaidrin Medf Old_Sogdian Sogo Sogdian Sogd";
+ var ecma11ScriptValues = ecma10ScriptValues + " Elymaic Elym Nandinagari Nand Nyiakeng_Puachue_Hmong Hmnp Wancho Wcho";
+ var ecma12ScriptValues = ecma11ScriptValues + " Chorasmian Chrs Diak Dives_Akuru Khitan_Small_Script Kits Yezi Yezidi";
+ var unicodeScriptValues = {
+ 9: ecma9ScriptValues,
+ 10: ecma10ScriptValues,
+ 11: ecma11ScriptValues,
+ 12: ecma12ScriptValues
+ };
+ var data = {};
+ function buildUnicodeData(ecmaVersion) {
+ var d = data[ecmaVersion] = {
+ binary: wordsRegexp(unicodeBinaryProperties[ecmaVersion] + " " + unicodeGeneralCategoryValues),
+ nonBinary: {
+ General_Category: wordsRegexp(unicodeGeneralCategoryValues),
+ Script: wordsRegexp(unicodeScriptValues[ecmaVersion])
+ }
+ };
+ d.nonBinary.Script_Extensions = d.nonBinary.Script;
+ d.nonBinary.gc = d.nonBinary.General_Category;
+ d.nonBinary.sc = d.nonBinary.Script;
+ d.nonBinary.scx = d.nonBinary.Script_Extensions;
+ }
+ buildUnicodeData(9);
+ buildUnicodeData(10);
+ buildUnicodeData(11);
+ buildUnicodeData(12);
+ var pp$8 = Parser.prototype;
+ var RegExpValidationState = function RegExpValidationState2(parser2) {
+ this.parser = parser2;
+ this.validFlags = "gim" + (parser2.options.ecmaVersion >= 6 ? "uy" : "") + (parser2.options.ecmaVersion >= 9 ? "s" : "") + (parser2.options.ecmaVersion >= 13 ? "d" : "");
+ this.unicodeProperties = data[parser2.options.ecmaVersion >= 12 ? 12 : parser2.options.ecmaVersion];
+ this.source = "";
+ this.flags = "";
+ this.start = 0;
+ this.switchU = false;
+ this.switchN = false;
+ this.pos = 0;
+ this.lastIntValue = 0;
+ this.lastStringValue = "";
+ this.lastAssertionIsQuantifiable = false;
+ this.numCapturingParens = 0;
+ this.maxBackReference = 0;
+ this.groupNames = [];
+ this.backReferenceNames = [];
+ };
+ RegExpValidationState.prototype.reset = function reset(start, pattern2, flags) {
+ var unicode = flags.indexOf("u") !== -1;
+ this.start = start | 0;
+ this.source = pattern2 + "";
+ this.flags = flags;
+ this.switchU = unicode && this.parser.options.ecmaVersion >= 6;
+ this.switchN = unicode && this.parser.options.ecmaVersion >= 9;
+ };
+ RegExpValidationState.prototype.raise = function raise(message) {
+ this.parser.raiseRecoverable(this.start, "Invalid regular expression: /" + this.source + "/: " + message);
+ };
+ RegExpValidationState.prototype.at = function at(i, forceU) {
+ if (forceU === void 0)
+ forceU = false;
+ var s = this.source;
+ var l = s.length;
+ if (i >= l) {
+ return -1;
+ }
+ var c2 = s.charCodeAt(i);
+ if (!(forceU || this.switchU) || c2 <= 55295 || c2 >= 57344 || i + 1 >= l) {
+ return c2;
+ }
+ var next = s.charCodeAt(i + 1);
+ return next >= 56320 && next <= 57343 ? (c2 << 10) + next - 56613888 : c2;
+ };
+ RegExpValidationState.prototype.nextIndex = function nextIndex(i, forceU) {
+ if (forceU === void 0)
+ forceU = false;
+ var s = this.source;
+ var l = s.length;
+ if (i >= l) {
+ return l;
+ }
+ var c2 = s.charCodeAt(i), next;
+ if (!(forceU || this.switchU) || c2 <= 55295 || c2 >= 57344 || i + 1 >= l || (next = s.charCodeAt(i + 1)) < 56320 || next > 57343) {
+ return i + 1;
+ }
+ return i + 2;
+ };
+ RegExpValidationState.prototype.current = function current(forceU) {
+ if (forceU === void 0)
+ forceU = false;
+ return this.at(this.pos, forceU);
+ };
+ RegExpValidationState.prototype.lookahead = function lookahead(forceU) {
+ if (forceU === void 0)
+ forceU = false;
+ return this.at(this.nextIndex(this.pos, forceU), forceU);
+ };
+ RegExpValidationState.prototype.advance = function advance(forceU) {
+ if (forceU === void 0)
+ forceU = false;
+ this.pos = this.nextIndex(this.pos, forceU);
+ };
+ RegExpValidationState.prototype.eat = function eat(ch, forceU) {
+ if (forceU === void 0)
+ forceU = false;
+ if (this.current(forceU) === ch) {
+ this.advance(forceU);
+ return true;
+ }
+ return false;
+ };
+ function codePointToString(ch) {
+ if (ch <= 65535) {
+ return String.fromCharCode(ch);
+ }
+ ch -= 65536;
+ return String.fromCharCode((ch >> 10) + 55296, (ch & 1023) + 56320);
+ }
+ pp$8.validateRegExpFlags = function(state) {
+ var validFlags = state.validFlags;
+ var flags = state.flags;
+ for (var i = 0; i < flags.length; i++) {
+ var flag = flags.charAt(i);
+ if (validFlags.indexOf(flag) === -1) {
+ this.raise(state.start, "Invalid regular expression flag");
+ }
+ if (flags.indexOf(flag, i + 1) > -1) {
+ this.raise(state.start, "Duplicate regular expression flag");
+ }
+ }
+ };
+ pp$8.validateRegExpPattern = function(state) {
+ this.regexp_pattern(state);
+ if (!state.switchN && this.options.ecmaVersion >= 9 && state.groupNames.length > 0) {
+ state.switchN = true;
+ this.regexp_pattern(state);
+ }
+ };
+ pp$8.regexp_pattern = function(state) {
+ state.pos = 0;
+ state.lastIntValue = 0;
+ state.lastStringValue = "";
+ state.lastAssertionIsQuantifiable = false;
+ state.numCapturingParens = 0;
+ state.maxBackReference = 0;
+ state.groupNames.length = 0;
+ state.backReferenceNames.length = 0;
+ this.regexp_disjunction(state);
+ if (state.pos !== state.source.length) {
+ if (state.eat(41)) {
+ state.raise("Unmatched ')'");
+ }
+ if (state.eat(93) || state.eat(125)) {
+ state.raise("Lone quantifier brackets");
+ }
+ }
+ if (state.maxBackReference > state.numCapturingParens) {
+ state.raise("Invalid escape");
+ }
+ for (var i = 0, list2 = state.backReferenceNames; i < list2.length; i += 1) {
+ var name = list2[i];
+ if (state.groupNames.indexOf(name) === -1) {
+ state.raise("Invalid named capture referenced");
+ }
+ }
+ };
+ pp$8.regexp_disjunction = function(state) {
+ this.regexp_alternative(state);
+ while (state.eat(124)) {
+ this.regexp_alternative(state);
+ }
+ if (this.regexp_eatQuantifier(state, true)) {
+ state.raise("Nothing to repeat");
+ }
+ if (state.eat(123)) {
+ state.raise("Lone quantifier brackets");
+ }
+ };
+ pp$8.regexp_alternative = function(state) {
+ while (state.pos < state.source.length && this.regexp_eatTerm(state)) {
+ }
+ };
+ pp$8.regexp_eatTerm = function(state) {
+ if (this.regexp_eatAssertion(state)) {
+ if (state.lastAssertionIsQuantifiable && this.regexp_eatQuantifier(state)) {
+ if (state.switchU) {
+ state.raise("Invalid quantifier");
+ }
+ }
+ return true;
+ }
+ if (state.switchU ? this.regexp_eatAtom(state) : this.regexp_eatExtendedAtom(state)) {
+ this.regexp_eatQuantifier(state);
+ return true;
+ }
+ return false;
+ };
+ pp$8.regexp_eatAssertion = function(state) {
+ var start = state.pos;
+ state.lastAssertionIsQuantifiable = false;
+ if (state.eat(94) || state.eat(36)) {
+ return true;
+ }
+ if (state.eat(92)) {
+ if (state.eat(66) || state.eat(98)) {
+ return true;
+ }
+ state.pos = start;
+ }
+ if (state.eat(40) && state.eat(63)) {
+ var lookbehind = false;
+ if (this.options.ecmaVersion >= 9) {
+ lookbehind = state.eat(60);
+ }
+ if (state.eat(61) || state.eat(33)) {
+ this.regexp_disjunction(state);
+ if (!state.eat(41)) {
+ state.raise("Unterminated group");
+ }
+ state.lastAssertionIsQuantifiable = !lookbehind;
+ return true;
+ }
+ }
+ state.pos = start;
+ return false;
+ };
+ pp$8.regexp_eatQuantifier = function(state, noError) {
+ if (noError === void 0)
+ noError = false;
+ if (this.regexp_eatQuantifierPrefix(state, noError)) {
+ state.eat(63);
+ return true;
+ }
+ return false;
+ };
+ pp$8.regexp_eatQuantifierPrefix = function(state, noError) {
+ return state.eat(42) || state.eat(43) || state.eat(63) || this.regexp_eatBracedQuantifier(state, noError);
+ };
+ pp$8.regexp_eatBracedQuantifier = function(state, noError) {
+ var start = state.pos;
+ if (state.eat(123)) {
+ var min = 0, max = -1;
+ if (this.regexp_eatDecimalDigits(state)) {
+ min = state.lastIntValue;
+ if (state.eat(44) && this.regexp_eatDecimalDigits(state)) {
+ max = state.lastIntValue;
+ }
+ if (state.eat(125)) {
+ if (max !== -1 && max < min && !noError) {
+ state.raise("numbers out of order in {} quantifier");
+ }
+ return true;
+ }
+ }
+ if (state.switchU && !noError) {
+ state.raise("Incomplete quantifier");
+ }
+ state.pos = start;
+ }
+ return false;
+ };
+ pp$8.regexp_eatAtom = function(state) {
+ return this.regexp_eatPatternCharacters(state) || state.eat(46) || this.regexp_eatReverseSolidusAtomEscape(state) || this.regexp_eatCharacterClass(state) || this.regexp_eatUncapturingGroup(state) || this.regexp_eatCapturingGroup(state);
+ };
+ pp$8.regexp_eatReverseSolidusAtomEscape = function(state) {
+ var start = state.pos;
+ if (state.eat(92)) {
+ if (this.regexp_eatAtomEscape(state)) {
+ return true;
+ }
+ state.pos = start;
+ }
+ return false;
+ };
+ pp$8.regexp_eatUncapturingGroup = function(state) {
+ var start = state.pos;
+ if (state.eat(40)) {
+ if (state.eat(63) && state.eat(58)) {
+ this.regexp_disjunction(state);
+ if (state.eat(41)) {
+ return true;
+ }
+ state.raise("Unterminated group");
+ }
+ state.pos = start;
+ }
+ return false;
+ };
+ pp$8.regexp_eatCapturingGroup = function(state) {
+ if (state.eat(40)) {
+ if (this.options.ecmaVersion >= 9) {
+ this.regexp_groupSpecifier(state);
+ } else if (state.current() === 63) {
+ state.raise("Invalid group");
+ }
+ this.regexp_disjunction(state);
+ if (state.eat(41)) {
+ state.numCapturingParens += 1;
+ return true;
+ }
+ state.raise("Unterminated group");
+ }
+ return false;
+ };
+ pp$8.regexp_eatExtendedAtom = function(state) {
+ return state.eat(46) || this.regexp_eatReverseSolidusAtomEscape(state) || this.regexp_eatCharacterClass(state) || this.regexp_eatUncapturingGroup(state) || this.regexp_eatCapturingGroup(state) || this.regexp_eatInvalidBracedQuantifier(state) || this.regexp_eatExtendedPatternCharacter(state);
+ };
+ pp$8.regexp_eatInvalidBracedQuantifier = function(state) {
+ if (this.regexp_eatBracedQuantifier(state, true)) {
+ state.raise("Nothing to repeat");
+ }
+ return false;
+ };
+ pp$8.regexp_eatSyntaxCharacter = function(state) {
+ var ch = state.current();
+ if (isSyntaxCharacter(ch)) {
+ state.lastIntValue = ch;
+ state.advance();
+ return true;
+ }
+ return false;
+ };
+ function isSyntaxCharacter(ch) {
+ return ch === 36 || ch >= 40 && ch <= 43 || ch === 46 || ch === 63 || ch >= 91 && ch <= 94 || ch >= 123 && ch <= 125;
+ }
+ pp$8.regexp_eatPatternCharacters = function(state) {
+ var start = state.pos;
+ var ch = 0;
+ while ((ch = state.current()) !== -1 && !isSyntaxCharacter(ch)) {
+ state.advance();
+ }
+ return state.pos !== start;
+ };
+ pp$8.regexp_eatExtendedPatternCharacter = function(state) {
+ var ch = state.current();
+ if (ch !== -1 && ch !== 36 && !(ch >= 40 && ch <= 43) && ch !== 46 && ch !== 63 && ch !== 91 && ch !== 94 && ch !== 124) {
+ state.advance();
+ return true;
+ }
+ return false;
+ };
+ pp$8.regexp_groupSpecifier = function(state) {
+ if (state.eat(63)) {
+ if (this.regexp_eatGroupName(state)) {
+ if (state.groupNames.indexOf(state.lastStringValue) !== -1) {
+ state.raise("Duplicate capture group name");
+ }
+ state.groupNames.push(state.lastStringValue);
+ return;
+ }
+ state.raise("Invalid group");
+ }
+ };
+ pp$8.regexp_eatGroupName = function(state) {
+ state.lastStringValue = "";
+ if (state.eat(60)) {
+ if (this.regexp_eatRegExpIdentifierName(state) && state.eat(62)) {
+ return true;
+ }
+ state.raise("Invalid capture group name");
+ }
+ return false;
+ };
+ pp$8.regexp_eatRegExpIdentifierName = function(state) {
+ state.lastStringValue = "";
+ if (this.regexp_eatRegExpIdentifierStart(state)) {
+ state.lastStringValue += codePointToString(state.lastIntValue);
+ while (this.regexp_eatRegExpIdentifierPart(state)) {
+ state.lastStringValue += codePointToString(state.lastIntValue);
+ }
+ return true;
+ }
+ return false;
+ };
+ pp$8.regexp_eatRegExpIdentifierStart = function(state) {
+ var start = state.pos;
+ var forceU = this.options.ecmaVersion >= 11;
+ var ch = state.current(forceU);
+ state.advance(forceU);
+ if (ch === 92 && this.regexp_eatRegExpUnicodeEscapeSequence(state, forceU)) {
+ ch = state.lastIntValue;
+ }
+ if (isRegExpIdentifierStart(ch)) {
+ state.lastIntValue = ch;
+ return true;
+ }
+ state.pos = start;
+ return false;
+ };
+ function isRegExpIdentifierStart(ch) {
+ return isIdentifierStart(ch, true) || ch === 36 || ch === 95;
+ }
+ pp$8.regexp_eatRegExpIdentifierPart = function(state) {
+ var start = state.pos;
+ var forceU = this.options.ecmaVersion >= 11;
+ var ch = state.current(forceU);
+ state.advance(forceU);
+ if (ch === 92 && this.regexp_eatRegExpUnicodeEscapeSequence(state, forceU)) {
+ ch = state.lastIntValue;
+ }
+ if (isRegExpIdentifierPart(ch)) {
+ state.lastIntValue = ch;
+ return true;
+ }
+ state.pos = start;
+ return false;
+ };
+ function isRegExpIdentifierPart(ch) {
+ return isIdentifierChar(ch, true) || ch === 36 || ch === 95 || ch === 8204 || ch === 8205;
+ }
+ pp$8.regexp_eatAtomEscape = function(state) {
+ if (this.regexp_eatBackReference(state) || this.regexp_eatCharacterClassEscape(state) || this.regexp_eatCharacterEscape(state) || state.switchN && this.regexp_eatKGroupName(state)) {
+ return true;
+ }
+ if (state.switchU) {
+ if (state.current() === 99) {
+ state.raise("Invalid unicode escape");
+ }
+ state.raise("Invalid escape");
+ }
+ return false;
+ };
+ pp$8.regexp_eatBackReference = function(state) {
+ var start = state.pos;
+ if (this.regexp_eatDecimalEscape(state)) {
+ var n2 = state.lastIntValue;
+ if (state.switchU) {
+ if (n2 > state.maxBackReference) {
+ state.maxBackReference = n2;
+ }
+ return true;
+ }
+ if (n2 <= state.numCapturingParens) {
+ return true;
+ }
+ state.pos = start;
+ }
+ return false;
+ };
+ pp$8.regexp_eatKGroupName = function(state) {
+ if (state.eat(107)) {
+ if (this.regexp_eatGroupName(state)) {
+ state.backReferenceNames.push(state.lastStringValue);
+ return true;
+ }
+ state.raise("Invalid named reference");
+ }
+ return false;
+ };
+ pp$8.regexp_eatCharacterEscape = function(state) {
+ return this.regexp_eatControlEscape(state) || this.regexp_eatCControlLetter(state) || this.regexp_eatZero(state) || this.regexp_eatHexEscapeSequence(state) || this.regexp_eatRegExpUnicodeEscapeSequence(state, false) || !state.switchU && this.regexp_eatLegacyOctalEscapeSequence(state) || this.regexp_eatIdentityEscape(state);
+ };
+ pp$8.regexp_eatCControlLetter = function(state) {
+ var start = state.pos;
+ if (state.eat(99)) {
+ if (this.regexp_eatControlLetter(state)) {
+ return true;
+ }
+ state.pos = start;
+ }
+ return false;
+ };
+ pp$8.regexp_eatZero = function(state) {
+ if (state.current() === 48 && !isDecimalDigit(state.lookahead())) {
+ state.lastIntValue = 0;
+ state.advance();
+ return true;
+ }
+ return false;
+ };
+ pp$8.regexp_eatControlEscape = function(state) {
+ var ch = state.current();
+ if (ch === 116) {
+ state.lastIntValue = 9;
+ state.advance();
+ return true;
+ }
+ if (ch === 110) {
+ state.lastIntValue = 10;
+ state.advance();
+ return true;
+ }
+ if (ch === 118) {
+ state.lastIntValue = 11;
+ state.advance();
+ return true;
+ }
+ if (ch === 102) {
+ state.lastIntValue = 12;
+ state.advance();
+ return true;
+ }
+ if (ch === 114) {
+ state.lastIntValue = 13;
+ state.advance();
+ return true;
+ }
+ return false;
+ };
+ pp$8.regexp_eatControlLetter = function(state) {
+ var ch = state.current();
+ if (isControlLetter(ch)) {
+ state.lastIntValue = ch % 32;
+ state.advance();
+ return true;
+ }
+ return false;
+ };
+ function isControlLetter(ch) {
+ return ch >= 65 && ch <= 90 || ch >= 97 && ch <= 122;
+ }
+ pp$8.regexp_eatRegExpUnicodeEscapeSequence = function(state, forceU) {
+ if (forceU === void 0)
+ forceU = false;
+ var start = state.pos;
+ var switchU = forceU || state.switchU;
+ if (state.eat(117)) {
+ if (this.regexp_eatFixedHexDigits(state, 4)) {
+ var lead = state.lastIntValue;
+ if (switchU && lead >= 55296 && lead <= 56319) {
+ var leadSurrogateEnd = state.pos;
+ if (state.eat(92) && state.eat(117) && this.regexp_eatFixedHexDigits(state, 4)) {
+ var trail = state.lastIntValue;
+ if (trail >= 56320 && trail <= 57343) {
+ state.lastIntValue = (lead - 55296) * 1024 + (trail - 56320) + 65536;
+ return true;
+ }
+ }
+ state.pos = leadSurrogateEnd;
+ state.lastIntValue = lead;
+ }
+ return true;
+ }
+ if (switchU && state.eat(123) && this.regexp_eatHexDigits(state) && state.eat(125) && isValidUnicode(state.lastIntValue)) {
+ return true;
+ }
+ if (switchU) {
+ state.raise("Invalid unicode escape");
+ }
+ state.pos = start;
+ }
+ return false;
+ };
+ function isValidUnicode(ch) {
+ return ch >= 0 && ch <= 1114111;
+ }
+ pp$8.regexp_eatIdentityEscape = function(state) {
+ if (state.switchU) {
+ if (this.regexp_eatSyntaxCharacter(state)) {
+ return true;
+ }
+ if (state.eat(47)) {
+ state.lastIntValue = 47;
+ return true;
+ }
+ return false;
+ }
+ var ch = state.current();
+ if (ch !== 99 && (!state.switchN || ch !== 107)) {
+ state.lastIntValue = ch;
+ state.advance();
+ return true;
+ }
+ return false;
+ };
+ pp$8.regexp_eatDecimalEscape = function(state) {
+ state.lastIntValue = 0;
+ var ch = state.current();
+ if (ch >= 49 && ch <= 57) {
+ do {
+ state.lastIntValue = 10 * state.lastIntValue + (ch - 48);
+ state.advance();
+ } while ((ch = state.current()) >= 48 && ch <= 57);
+ return true;
+ }
+ return false;
+ };
+ pp$8.regexp_eatCharacterClassEscape = function(state) {
+ var ch = state.current();
+ if (isCharacterClassEscape(ch)) {
+ state.lastIntValue = -1;
+ state.advance();
+ return true;
+ }
+ if (state.switchU && this.options.ecmaVersion >= 9 && (ch === 80 || ch === 112)) {
+ state.lastIntValue = -1;
+ state.advance();
+ if (state.eat(123) && this.regexp_eatUnicodePropertyValueExpression(state) && state.eat(125)) {
+ return true;
+ }
+ state.raise("Invalid property name");
+ }
+ return false;
+ };
+ function isCharacterClassEscape(ch) {
+ return ch === 100 || ch === 68 || ch === 115 || ch === 83 || ch === 119 || ch === 87;
+ }
+ pp$8.regexp_eatUnicodePropertyValueExpression = function(state) {
+ var start = state.pos;
+ if (this.regexp_eatUnicodePropertyName(state) && state.eat(61)) {
+ var name = state.lastStringValue;
+ if (this.regexp_eatUnicodePropertyValue(state)) {
+ var value2 = state.lastStringValue;
+ this.regexp_validateUnicodePropertyNameAndValue(state, name, value2);
+ return true;
+ }
+ }
+ state.pos = start;
+ if (this.regexp_eatLoneUnicodePropertyNameOrValue(state)) {
+ var nameOrValue = state.lastStringValue;
+ this.regexp_validateUnicodePropertyNameOrValue(state, nameOrValue);
+ return true;
+ }
+ return false;
+ };
+ pp$8.regexp_validateUnicodePropertyNameAndValue = function(state, name, value2) {
+ if (!has(state.unicodeProperties.nonBinary, name)) {
+ state.raise("Invalid property name");
+ }
+ if (!state.unicodeProperties.nonBinary[name].test(value2)) {
+ state.raise("Invalid property value");
+ }
+ };
+ pp$8.regexp_validateUnicodePropertyNameOrValue = function(state, nameOrValue) {
+ if (!state.unicodeProperties.binary.test(nameOrValue)) {
+ state.raise("Invalid property name");
+ }
+ };
+ pp$8.regexp_eatUnicodePropertyName = function(state) {
+ var ch = 0;
+ state.lastStringValue = "";
+ while (isUnicodePropertyNameCharacter(ch = state.current())) {
+ state.lastStringValue += codePointToString(ch);
+ state.advance();
+ }
+ return state.lastStringValue !== "";
+ };
+ function isUnicodePropertyNameCharacter(ch) {
+ return isControlLetter(ch) || ch === 95;
+ }
+ pp$8.regexp_eatUnicodePropertyValue = function(state) {
+ var ch = 0;
+ state.lastStringValue = "";
+ while (isUnicodePropertyValueCharacter(ch = state.current())) {
+ state.lastStringValue += codePointToString(ch);
+ state.advance();
+ }
+ return state.lastStringValue !== "";
+ };
+ function isUnicodePropertyValueCharacter(ch) {
+ return isUnicodePropertyNameCharacter(ch) || isDecimalDigit(ch);
+ }
+ pp$8.regexp_eatLoneUnicodePropertyNameOrValue = function(state) {
+ return this.regexp_eatUnicodePropertyValue(state);
+ };
+ pp$8.regexp_eatCharacterClass = function(state) {
+ if (state.eat(91)) {
+ state.eat(94);
+ this.regexp_classRanges(state);
+ if (state.eat(93)) {
+ return true;
+ }
+ state.raise("Unterminated character class");
+ }
+ return false;
+ };
+ pp$8.regexp_classRanges = function(state) {
+ while (this.regexp_eatClassAtom(state)) {
+ var left = state.lastIntValue;
+ if (state.eat(45) && this.regexp_eatClassAtom(state)) {
+ var right = state.lastIntValue;
+ if (state.switchU && (left === -1 || right === -1)) {
+ state.raise("Invalid character class");
+ }
+ if (left !== -1 && right !== -1 && left > right) {
+ state.raise("Range out of order in character class");
+ }
+ }
+ }
+ };
+ pp$8.regexp_eatClassAtom = function(state) {
+ var start = state.pos;
+ if (state.eat(92)) {
+ if (this.regexp_eatClassEscape(state)) {
+ return true;
+ }
+ if (state.switchU) {
+ var ch$1 = state.current();
+ if (ch$1 === 99 || isOctalDigit(ch$1)) {
+ state.raise("Invalid class escape");
+ }
+ state.raise("Invalid escape");
+ }
+ state.pos = start;
+ }
+ var ch = state.current();
+ if (ch !== 93) {
+ state.lastIntValue = ch;
+ state.advance();
+ return true;
+ }
+ return false;
+ };
+ pp$8.regexp_eatClassEscape = function(state) {
+ var start = state.pos;
+ if (state.eat(98)) {
+ state.lastIntValue = 8;
+ return true;
+ }
+ if (state.switchU && state.eat(45)) {
+ state.lastIntValue = 45;
+ return true;
+ }
+ if (!state.switchU && state.eat(99)) {
+ if (this.regexp_eatClassControlLetter(state)) {
+ return true;
+ }
+ state.pos = start;
+ }
+ return this.regexp_eatCharacterClassEscape(state) || this.regexp_eatCharacterEscape(state);
+ };
+ pp$8.regexp_eatClassControlLetter = function(state) {
+ var ch = state.current();
+ if (isDecimalDigit(ch) || ch === 95) {
+ state.lastIntValue = ch % 32;
+ state.advance();
+ return true;
+ }
+ return false;
+ };
+ pp$8.regexp_eatHexEscapeSequence = function(state) {
+ var start = state.pos;
+ if (state.eat(120)) {
+ if (this.regexp_eatFixedHexDigits(state, 2)) {
+ return true;
+ }
+ if (state.switchU) {
+ state.raise("Invalid escape");
+ }
+ state.pos = start;
+ }
+ return false;
+ };
+ pp$8.regexp_eatDecimalDigits = function(state) {
+ var start = state.pos;
+ var ch = 0;
+ state.lastIntValue = 0;
+ while (isDecimalDigit(ch = state.current())) {
+ state.lastIntValue = 10 * state.lastIntValue + (ch - 48);
+ state.advance();
+ }
+ return state.pos !== start;
+ };
+ function isDecimalDigit(ch) {
+ return ch >= 48 && ch <= 57;
+ }
+ pp$8.regexp_eatHexDigits = function(state) {
+ var start = state.pos;
+ var ch = 0;
+ state.lastIntValue = 0;
+ while (isHexDigit(ch = state.current())) {
+ state.lastIntValue = 16 * state.lastIntValue + hexToInt(ch);
+ state.advance();
+ }
+ return state.pos !== start;
+ };
+ function isHexDigit(ch) {
+ return ch >= 48 && ch <= 57 || ch >= 65 && ch <= 70 || ch >= 97 && ch <= 102;
+ }
+ function hexToInt(ch) {
+ if (ch >= 65 && ch <= 70) {
+ return 10 + (ch - 65);
+ }
+ if (ch >= 97 && ch <= 102) {
+ return 10 + (ch - 97);
+ }
+ return ch - 48;
+ }
+ pp$8.regexp_eatLegacyOctalEscapeSequence = function(state) {
+ if (this.regexp_eatOctalDigit(state)) {
+ var n1 = state.lastIntValue;
+ if (this.regexp_eatOctalDigit(state)) {
+ var n2 = state.lastIntValue;
+ if (n1 <= 3 && this.regexp_eatOctalDigit(state)) {
+ state.lastIntValue = n1 * 64 + n2 * 8 + state.lastIntValue;
+ } else {
+ state.lastIntValue = n1 * 8 + n2;
+ }
+ } else {
+ state.lastIntValue = n1;
+ }
+ return true;
+ }
+ return false;
+ };
+ pp$8.regexp_eatOctalDigit = function(state) {
+ var ch = state.current();
+ if (isOctalDigit(ch)) {
+ state.lastIntValue = ch - 48;
+ state.advance();
+ return true;
+ }
+ state.lastIntValue = 0;
+ return false;
+ };
+ function isOctalDigit(ch) {
+ return ch >= 48 && ch <= 55;
+ }
+ pp$8.regexp_eatFixedHexDigits = function(state, length2) {
+ var start = state.pos;
+ state.lastIntValue = 0;
+ for (var i = 0; i < length2; ++i) {
+ var ch = state.current();
+ if (!isHexDigit(ch)) {
+ state.pos = start;
+ return false;
+ }
+ state.lastIntValue = 16 * state.lastIntValue + hexToInt(ch);
+ state.advance();
+ }
+ return true;
+ };
+ var Token = function Token2(p2) {
+ this.type = p2.type;
+ this.value = p2.value;
+ this.start = p2.start;
+ this.end = p2.end;
+ if (p2.options.locations) {
+ this.loc = new SourceLocation(p2, p2.startLoc, p2.endLoc);
+ }
+ if (p2.options.ranges) {
+ this.range = [p2.start, p2.end];
+ }
+ };
+ var pp$9 = Parser.prototype;
+ pp$9.next = function(ignoreEscapeSequenceInKeyword) {
+ if (!ignoreEscapeSequenceInKeyword && this.type.keyword && this.containsEsc) {
+ this.raiseRecoverable(this.start, "Escape sequence in keyword " + this.type.keyword);
+ }
+ if (this.options.onToken) {
+ this.options.onToken(new Token(this));
+ }
+ this.lastTokEnd = this.end;
+ this.lastTokStart = this.start;
+ this.lastTokEndLoc = this.endLoc;
+ this.lastTokStartLoc = this.startLoc;
+ this.nextToken();
+ };
+ pp$9.getToken = function() {
+ this.next();
+ return new Token(this);
+ };
+ if (typeof Symbol !== "undefined") {
+ pp$9[Symbol.iterator] = function() {
+ var this$1 = this;
+ return {
+ next: function() {
+ var token = this$1.getToken();
+ return {
+ done: token.type === types.eof,
+ value: token
+ };
+ }
+ };
+ };
+ }
+ pp$9.curContext = function() {
+ return this.context[this.context.length - 1];
+ };
+ pp$9.nextToken = function() {
+ var curContext = this.curContext();
+ if (!curContext || !curContext.preserveSpace) {
+ this.skipSpace();
+ }
+ this.start = this.pos;
+ if (this.options.locations) {
+ this.startLoc = this.curPosition();
+ }
+ if (this.pos >= this.input.length) {
+ return this.finishToken(types.eof);
+ }
+ if (curContext.override) {
+ return curContext.override(this);
+ } else {
+ this.readToken(this.fullCharCodeAtPos());
+ }
+ };
+ pp$9.readToken = function(code) {
+ if (isIdentifierStart(code, this.options.ecmaVersion >= 6) || code === 92) {
+ return this.readWord();
+ }
+ return this.getTokenFromCode(code);
+ };
+ pp$9.fullCharCodeAtPos = function() {
+ var code = this.input.charCodeAt(this.pos);
+ if (code <= 55295 || code >= 56320) {
+ return code;
+ }
+ var next = this.input.charCodeAt(this.pos + 1);
+ return next <= 56319 || next >= 57344 ? code : (code << 10) + next - 56613888;
+ };
+ pp$9.skipBlockComment = function() {
+ var startLoc = this.options.onComment && this.curPosition();
+ var start = this.pos, end = this.input.indexOf("*/", this.pos += 2);
+ if (end === -1) {
+ this.raise(this.pos - 2, "Unterminated comment");
+ }
+ this.pos = end + 2;
+ if (this.options.locations) {
+ lineBreakG.lastIndex = start;
+ var match;
+ while ((match = lineBreakG.exec(this.input)) && match.index < this.pos) {
+ ++this.curLine;
+ this.lineStart = match.index + match[0].length;
+ }
+ }
+ if (this.options.onComment) {
+ this.options.onComment(true, this.input.slice(start + 2, end), start, this.pos, startLoc, this.curPosition());
+ }
+ };
+ pp$9.skipLineComment = function(startSkip) {
+ var start = this.pos;
+ var startLoc = this.options.onComment && this.curPosition();
+ var ch = this.input.charCodeAt(this.pos += startSkip);
+ while (this.pos < this.input.length && !isNewLine(ch)) {
+ ch = this.input.charCodeAt(++this.pos);
+ }
+ if (this.options.onComment) {
+ this.options.onComment(false, this.input.slice(start + startSkip, this.pos), start, this.pos, startLoc, this.curPosition());
+ }
+ };
+ pp$9.skipSpace = function() {
+ loop:
+ while (this.pos < this.input.length) {
+ var ch = this.input.charCodeAt(this.pos);
+ switch (ch) {
+ case 32:
+ case 160:
+ ++this.pos;
+ break;
+ case 13:
+ if (this.input.charCodeAt(this.pos + 1) === 10) {
+ ++this.pos;
+ }
+ case 10:
+ case 8232:
+ case 8233:
+ ++this.pos;
+ if (this.options.locations) {
+ ++this.curLine;
+ this.lineStart = this.pos;
+ }
+ break;
+ case 47:
+ switch (this.input.charCodeAt(this.pos + 1)) {
+ case 42:
+ this.skipBlockComment();
+ break;
+ case 47:
+ this.skipLineComment(2);
+ break;
+ default:
+ break loop;
+ }
+ break;
+ default:
+ if (ch > 8 && ch < 14 || ch >= 5760 && nonASCIIwhitespace.test(String.fromCharCode(ch))) {
+ ++this.pos;
+ } else {
+ break loop;
+ }
+ }
+ }
+ };
+ pp$9.finishToken = function(type, val) {
+ this.end = this.pos;
+ if (this.options.locations) {
+ this.endLoc = this.curPosition();
+ }
+ var prevType = this.type;
+ this.type = type;
+ this.value = val;
+ this.updateContext(prevType);
+ };
+ pp$9.readToken_dot = function() {
+ var next = this.input.charCodeAt(this.pos + 1);
+ if (next >= 48 && next <= 57) {
+ return this.readNumber(true);
+ }
+ var next2 = this.input.charCodeAt(this.pos + 2);
+ if (this.options.ecmaVersion >= 6 && next === 46 && next2 === 46) {
+ this.pos += 3;
+ return this.finishToken(types.ellipsis);
+ } else {
+ ++this.pos;
+ return this.finishToken(types.dot);
+ }
+ };
+ pp$9.readToken_slash = function() {
+ var next = this.input.charCodeAt(this.pos + 1);
+ if (this.exprAllowed) {
+ ++this.pos;
+ return this.readRegexp();
+ }
+ if (next === 61) {
+ return this.finishOp(types.assign, 2);
+ }
+ return this.finishOp(types.slash, 1);
+ };
+ pp$9.readToken_mult_modulo_exp = function(code) {
+ var next = this.input.charCodeAt(this.pos + 1);
+ var size = 1;
+ var tokentype = code === 42 ? types.star : types.modulo;
+ if (this.options.ecmaVersion >= 7 && code === 42 && next === 42) {
+ ++size;
+ tokentype = types.starstar;
+ next = this.input.charCodeAt(this.pos + 2);
+ }
+ if (next === 61) {
+ return this.finishOp(types.assign, size + 1);
+ }
+ return this.finishOp(tokentype, size);
+ };
+ pp$9.readToken_pipe_amp = function(code) {
+ var next = this.input.charCodeAt(this.pos + 1);
+ if (next === code) {
+ if (this.options.ecmaVersion >= 12) {
+ var next2 = this.input.charCodeAt(this.pos + 2);
+ if (next2 === 61) {
+ return this.finishOp(types.assign, 3);
+ }
+ }
+ return this.finishOp(code === 124 ? types.logicalOR : types.logicalAND, 2);
+ }
+ if (next === 61) {
+ return this.finishOp(types.assign, 2);
+ }
+ return this.finishOp(code === 124 ? types.bitwiseOR : types.bitwiseAND, 1);
+ };
+ pp$9.readToken_caret = function() {
+ var next = this.input.charCodeAt(this.pos + 1);
+ if (next === 61) {
+ return this.finishOp(types.assign, 2);
+ }
+ return this.finishOp(types.bitwiseXOR, 1);
+ };
+ pp$9.readToken_plus_min = function(code) {
+ var next = this.input.charCodeAt(this.pos + 1);
+ if (next === code) {
+ if (next === 45 && !this.inModule && this.input.charCodeAt(this.pos + 2) === 62 && (this.lastTokEnd === 0 || lineBreak.test(this.input.slice(this.lastTokEnd, this.pos)))) {
+ this.skipLineComment(3);
+ this.skipSpace();
+ return this.nextToken();
+ }
+ return this.finishOp(types.incDec, 2);
+ }
+ if (next === 61) {
+ return this.finishOp(types.assign, 2);
+ }
+ return this.finishOp(types.plusMin, 1);
+ };
+ pp$9.readToken_lt_gt = function(code) {
+ var next = this.input.charCodeAt(this.pos + 1);
+ var size = 1;
+ if (next === code) {
+ size = code === 62 && this.input.charCodeAt(this.pos + 2) === 62 ? 3 : 2;
+ if (this.input.charCodeAt(this.pos + size) === 61) {
+ return this.finishOp(types.assign, size + 1);
+ }
+ return this.finishOp(types.bitShift, size);
+ }
+ if (next === 33 && code === 60 && !this.inModule && this.input.charCodeAt(this.pos + 2) === 45 && this.input.charCodeAt(this.pos + 3) === 45) {
+ this.skipLineComment(4);
+ this.skipSpace();
+ return this.nextToken();
+ }
+ if (next === 61) {
+ size = 2;
+ }
+ return this.finishOp(types.relational, size);
+ };
+ pp$9.readToken_eq_excl = function(code) {
+ var next = this.input.charCodeAt(this.pos + 1);
+ if (next === 61) {
+ return this.finishOp(types.equality, this.input.charCodeAt(this.pos + 2) === 61 ? 3 : 2);
+ }
+ if (code === 61 && next === 62 && this.options.ecmaVersion >= 6) {
+ this.pos += 2;
+ return this.finishToken(types.arrow);
+ }
+ return this.finishOp(code === 61 ? types.eq : types.prefix, 1);
+ };
+ pp$9.readToken_question = function() {
+ var ecmaVersion = this.options.ecmaVersion;
+ if (ecmaVersion >= 11) {
+ var next = this.input.charCodeAt(this.pos + 1);
+ if (next === 46) {
+ var next2 = this.input.charCodeAt(this.pos + 2);
+ if (next2 < 48 || next2 > 57) {
+ return this.finishOp(types.questionDot, 2);
+ }
+ }
+ if (next === 63) {
+ if (ecmaVersion >= 12) {
+ var next2$1 = this.input.charCodeAt(this.pos + 2);
+ if (next2$1 === 61) {
+ return this.finishOp(types.assign, 3);
+ }
+ }
+ return this.finishOp(types.coalesce, 2);
+ }
+ }
+ return this.finishOp(types.question, 1);
+ };
+ pp$9.readToken_numberSign = function() {
+ var ecmaVersion = this.options.ecmaVersion;
+ var code = 35;
+ if (ecmaVersion >= 13) {
+ ++this.pos;
+ code = this.fullCharCodeAtPos();
+ if (isIdentifierStart(code, true) || code === 92) {
+ return this.finishToken(types.privateId, this.readWord1());
+ }
+ }
+ this.raise(this.pos, "Unexpected character '" + codePointToString$1(code) + "'");
+ };
+ pp$9.getTokenFromCode = function(code) {
+ switch (code) {
+ case 46:
+ return this.readToken_dot();
+ case 40:
+ ++this.pos;
+ return this.finishToken(types.parenL);
+ case 41:
+ ++this.pos;
+ return this.finishToken(types.parenR);
+ case 59:
+ ++this.pos;
+ return this.finishToken(types.semi);
+ case 44:
+ ++this.pos;
+ return this.finishToken(types.comma);
+ case 91:
+ ++this.pos;
+ return this.finishToken(types.bracketL);
+ case 93:
+ ++this.pos;
+ return this.finishToken(types.bracketR);
+ case 123:
+ ++this.pos;
+ return this.finishToken(types.braceL);
+ case 125:
+ ++this.pos;
+ return this.finishToken(types.braceR);
+ case 58:
+ ++this.pos;
+ return this.finishToken(types.colon);
+ case 96:
+ if (this.options.ecmaVersion < 6) {
+ break;
+ }
+ ++this.pos;
+ return this.finishToken(types.backQuote);
+ case 48:
+ var next = this.input.charCodeAt(this.pos + 1);
+ if (next === 120 || next === 88) {
+ return this.readRadixNumber(16);
+ }
+ if (this.options.ecmaVersion >= 6) {
+ if (next === 111 || next === 79) {
+ return this.readRadixNumber(8);
+ }
+ if (next === 98 || next === 66) {
+ return this.readRadixNumber(2);
+ }
+ }
+ case 49:
+ case 50:
+ case 51:
+ case 52:
+ case 53:
+ case 54:
+ case 55:
+ case 56:
+ case 57:
+ return this.readNumber(false);
+ case 34:
+ case 39:
+ return this.readString(code);
+ case 47:
+ return this.readToken_slash();
+ case 37:
+ case 42:
+ return this.readToken_mult_modulo_exp(code);
+ case 124:
+ case 38:
+ return this.readToken_pipe_amp(code);
+ case 94:
+ return this.readToken_caret();
+ case 43:
+ case 45:
+ return this.readToken_plus_min(code);
+ case 60:
+ case 62:
+ return this.readToken_lt_gt(code);
+ case 61:
+ case 33:
+ return this.readToken_eq_excl(code);
+ case 63:
+ return this.readToken_question();
+ case 126:
+ return this.finishOp(types.prefix, 1);
+ case 35:
+ return this.readToken_numberSign();
+ }
+ this.raise(this.pos, "Unexpected character '" + codePointToString$1(code) + "'");
+ };
+ pp$9.finishOp = function(type, size) {
+ var str = this.input.slice(this.pos, this.pos + size);
+ this.pos += size;
+ return this.finishToken(type, str);
+ };
+ pp$9.readRegexp = function() {
+ var escaped2, inClass, start = this.pos;
+ for (; ; ) {
+ if (this.pos >= this.input.length) {
+ this.raise(start, "Unterminated regular expression");
+ }
+ var ch = this.input.charAt(this.pos);
+ if (lineBreak.test(ch)) {
+ this.raise(start, "Unterminated regular expression");
+ }
+ if (!escaped2) {
+ if (ch === "[") {
+ inClass = true;
+ } else if (ch === "]" && inClass) {
+ inClass = false;
+ } else if (ch === "/" && !inClass) {
+ break;
+ }
+ escaped2 = ch === "\\";
+ } else {
+ escaped2 = false;
+ }
+ ++this.pos;
+ }
+ var pattern2 = this.input.slice(start, this.pos);
+ ++this.pos;
+ var flagsStart = this.pos;
+ var flags = this.readWord1();
+ if (this.containsEsc) {
+ this.unexpected(flagsStart);
+ }
+ var state = this.regexpState || (this.regexpState = new RegExpValidationState(this));
+ state.reset(start, pattern2, flags);
+ this.validateRegExpFlags(state);
+ this.validateRegExpPattern(state);
+ var value2 = null;
+ try {
+ value2 = new RegExp(pattern2, flags);
+ } catch (e) {
+ }
+ return this.finishToken(types.regexp, { pattern: pattern2, flags, value: value2 });
+ };
+ pp$9.readInt = function(radix, len, maybeLegacyOctalNumericLiteral) {
+ var allowSeparators = this.options.ecmaVersion >= 12 && len === void 0;
+ var isLegacyOctalNumericLiteral = maybeLegacyOctalNumericLiteral && this.input.charCodeAt(this.pos) === 48;
+ var start = this.pos, total = 0, lastCode = 0;
+ for (var i = 0, e = len == null ? Infinity : len; i < e; ++i, ++this.pos) {
+ var code = this.input.charCodeAt(this.pos), val = void 0;
+ if (allowSeparators && code === 95) {
+ if (isLegacyOctalNumericLiteral) {
+ this.raiseRecoverable(this.pos, "Numeric separator is not allowed in legacy octal numeric literals");
+ }
+ if (lastCode === 95) {
+ this.raiseRecoverable(this.pos, "Numeric separator must be exactly one underscore");
+ }
+ if (i === 0) {
+ this.raiseRecoverable(this.pos, "Numeric separator is not allowed at the first of digits");
+ }
+ lastCode = code;
+ continue;
+ }
+ if (code >= 97) {
+ val = code - 97 + 10;
+ } else if (code >= 65) {
+ val = code - 65 + 10;
+ } else if (code >= 48 && code <= 57) {
+ val = code - 48;
+ } else {
+ val = Infinity;
+ }
+ if (val >= radix) {
+ break;
+ }
+ lastCode = code;
+ total = total * radix + val;
+ }
+ if (allowSeparators && lastCode === 95) {
+ this.raiseRecoverable(this.pos - 1, "Numeric separator is not allowed at the last of digits");
+ }
+ if (this.pos === start || len != null && this.pos - start !== len) {
+ return null;
+ }
+ return total;
+ };
+ function stringToNumber(str, isLegacyOctalNumericLiteral) {
+ if (isLegacyOctalNumericLiteral) {
+ return parseInt(str, 8);
+ }
+ return parseFloat(str.replace(/_/g, ""));
+ }
+ function stringToBigInt(str) {
+ if (typeof BigInt !== "function") {
+ return null;
+ }
+ return BigInt(str.replace(/_/g, ""));
+ }
+ pp$9.readRadixNumber = function(radix) {
+ var start = this.pos;
+ this.pos += 2;
+ var val = this.readInt(radix);
+ if (val == null) {
+ this.raise(this.start + 2, "Expected number in radix " + radix);
+ }
+ if (this.options.ecmaVersion >= 11 && this.input.charCodeAt(this.pos) === 110) {
+ val = stringToBigInt(this.input.slice(start, this.pos));
+ ++this.pos;
+ } else if (isIdentifierStart(this.fullCharCodeAtPos())) {
+ this.raise(this.pos, "Identifier directly after number");
+ }
+ return this.finishToken(types.num, val);
+ };
+ pp$9.readNumber = function(startsWithDot) {
+ var start = this.pos;
+ if (!startsWithDot && this.readInt(10, void 0, true) === null) {
+ this.raise(start, "Invalid number");
+ }
+ var octal = this.pos - start >= 2 && this.input.charCodeAt(start) === 48;
+ if (octal && this.strict) {
+ this.raise(start, "Invalid number");
+ }
+ var next = this.input.charCodeAt(this.pos);
+ if (!octal && !startsWithDot && this.options.ecmaVersion >= 11 && next === 110) {
+ var val$1 = stringToBigInt(this.input.slice(start, this.pos));
+ ++this.pos;
+ if (isIdentifierStart(this.fullCharCodeAtPos())) {
+ this.raise(this.pos, "Identifier directly after number");
+ }
+ return this.finishToken(types.num, val$1);
+ }
+ if (octal && /[89]/.test(this.input.slice(start, this.pos))) {
+ octal = false;
+ }
+ if (next === 46 && !octal) {
+ ++this.pos;
+ this.readInt(10);
+ next = this.input.charCodeAt(this.pos);
+ }
+ if ((next === 69 || next === 101) && !octal) {
+ next = this.input.charCodeAt(++this.pos);
+ if (next === 43 || next === 45) {
+ ++this.pos;
+ }
+ if (this.readInt(10) === null) {
+ this.raise(start, "Invalid number");
+ }
+ }
+ if (isIdentifierStart(this.fullCharCodeAtPos())) {
+ this.raise(this.pos, "Identifier directly after number");
+ }
+ var val = stringToNumber(this.input.slice(start, this.pos), octal);
+ return this.finishToken(types.num, val);
+ };
+ pp$9.readCodePoint = function() {
+ var ch = this.input.charCodeAt(this.pos), code;
+ if (ch === 123) {
+ if (this.options.ecmaVersion < 6) {
+ this.unexpected();
+ }
+ var codePos = ++this.pos;
+ code = this.readHexChar(this.input.indexOf("}", this.pos) - this.pos);
+ ++this.pos;
+ if (code > 1114111) {
+ this.invalidStringToken(codePos, "Code point out of bounds");
+ }
+ } else {
+ code = this.readHexChar(4);
+ }
+ return code;
+ };
+ function codePointToString$1(code) {
+ if (code <= 65535) {
+ return String.fromCharCode(code);
+ }
+ code -= 65536;
+ return String.fromCharCode((code >> 10) + 55296, (code & 1023) + 56320);
+ }
+ pp$9.readString = function(quote) {
+ var out = "", chunkStart = ++this.pos;
+ for (; ; ) {
+ if (this.pos >= this.input.length) {
+ this.raise(this.start, "Unterminated string constant");
+ }
+ var ch = this.input.charCodeAt(this.pos);
+ if (ch === quote) {
+ break;
+ }
+ if (ch === 92) {
+ out += this.input.slice(chunkStart, this.pos);
+ out += this.readEscapedChar(false);
+ chunkStart = this.pos;
+ } else {
+ if (isNewLine(ch, this.options.ecmaVersion >= 10)) {
+ this.raise(this.start, "Unterminated string constant");
+ }
+ ++this.pos;
+ }
+ }
+ out += this.input.slice(chunkStart, this.pos++);
+ return this.finishToken(types.string, out);
+ };
+ var INVALID_TEMPLATE_ESCAPE_ERROR = {};
+ pp$9.tryReadTemplateToken = function() {
+ this.inTemplateElement = true;
+ try {
+ this.readTmplToken();
+ } catch (err) {
+ if (err === INVALID_TEMPLATE_ESCAPE_ERROR) {
+ this.readInvalidTemplateToken();
+ } else {
+ throw err;
+ }
+ }
+ this.inTemplateElement = false;
+ };
+ pp$9.invalidStringToken = function(position, message) {
+ if (this.inTemplateElement && this.options.ecmaVersion >= 9) {
+ throw INVALID_TEMPLATE_ESCAPE_ERROR;
+ } else {
+ this.raise(position, message);
+ }
+ };
+ pp$9.readTmplToken = function() {
+ var out = "", chunkStart = this.pos;
+ for (; ; ) {
+ if (this.pos >= this.input.length) {
+ this.raise(this.start, "Unterminated template");
+ }
+ var ch = this.input.charCodeAt(this.pos);
+ if (ch === 96 || ch === 36 && this.input.charCodeAt(this.pos + 1) === 123) {
+ if (this.pos === this.start && (this.type === types.template || this.type === types.invalidTemplate)) {
+ if (ch === 36) {
+ this.pos += 2;
+ return this.finishToken(types.dollarBraceL);
+ } else {
+ ++this.pos;
+ return this.finishToken(types.backQuote);
+ }
+ }
+ out += this.input.slice(chunkStart, this.pos);
+ return this.finishToken(types.template, out);
+ }
+ if (ch === 92) {
+ out += this.input.slice(chunkStart, this.pos);
+ out += this.readEscapedChar(true);
+ chunkStart = this.pos;
+ } else if (isNewLine(ch)) {
+ out += this.input.slice(chunkStart, this.pos);
+ ++this.pos;
+ switch (ch) {
+ case 13:
+ if (this.input.charCodeAt(this.pos) === 10) {
+ ++this.pos;
+ }
+ case 10:
+ out += "\n";
+ break;
+ default:
+ out += String.fromCharCode(ch);
+ break;
+ }
+ if (this.options.locations) {
+ ++this.curLine;
+ this.lineStart = this.pos;
+ }
+ chunkStart = this.pos;
+ } else {
+ ++this.pos;
+ }
+ }
+ };
+ pp$9.readInvalidTemplateToken = function() {
+ for (; this.pos < this.input.length; this.pos++) {
+ switch (this.input[this.pos]) {
+ case "\\":
+ ++this.pos;
+ break;
+ case "$":
+ if (this.input[this.pos + 1] !== "{") {
+ break;
+ }
+ case "`":
+ return this.finishToken(types.invalidTemplate, this.input.slice(this.start, this.pos));
+ }
+ }
+ this.raise(this.start, "Unterminated template");
+ };
+ pp$9.readEscapedChar = function(inTemplate) {
+ var ch = this.input.charCodeAt(++this.pos);
+ ++this.pos;
+ switch (ch) {
+ case 110:
+ return "\n";
+ case 114:
+ return "\r";
+ case 120:
+ return String.fromCharCode(this.readHexChar(2));
+ case 117:
+ return codePointToString$1(this.readCodePoint());
+ case 116:
+ return " ";
+ case 98:
+ return "\b";
+ case 118:
+ return "\v";
+ case 102:
+ return "\f";
+ case 13:
+ if (this.input.charCodeAt(this.pos) === 10) {
+ ++this.pos;
+ }
+ case 10:
+ if (this.options.locations) {
+ this.lineStart = this.pos;
+ ++this.curLine;
+ }
+ return "";
+ case 56:
+ case 57:
+ if (this.strict) {
+ this.invalidStringToken(this.pos - 1, "Invalid escape sequence");
+ }
+ if (inTemplate) {
+ var codePos = this.pos - 1;
+ this.invalidStringToken(codePos, "Invalid escape sequence in template string");
+ return null;
+ }
+ default:
+ if (ch >= 48 && ch <= 55) {
+ var octalStr = this.input.substr(this.pos - 1, 3).match(/^[0-7]+/)[0];
+ var octal = parseInt(octalStr, 8);
+ if (octal > 255) {
+ octalStr = octalStr.slice(0, -1);
+ octal = parseInt(octalStr, 8);
+ }
+ this.pos += octalStr.length - 1;
+ ch = this.input.charCodeAt(this.pos);
+ if ((octalStr !== "0" || ch === 56 || ch === 57) && (this.strict || inTemplate)) {
+ this.invalidStringToken(this.pos - 1 - octalStr.length, inTemplate ? "Octal literal in template string" : "Octal literal in strict mode");
+ }
+ return String.fromCharCode(octal);
+ }
+ if (isNewLine(ch)) {
+ return "";
+ }
+ return String.fromCharCode(ch);
+ }
+ };
+ pp$9.readHexChar = function(len) {
+ var codePos = this.pos;
+ var n2 = this.readInt(16, len);
+ if (n2 === null) {
+ this.invalidStringToken(codePos, "Bad character escape sequence");
+ }
+ return n2;
+ };
+ pp$9.readWord1 = function() {
+ this.containsEsc = false;
+ var word = "", first = true, chunkStart = this.pos;
+ var astral = this.options.ecmaVersion >= 6;
+ while (this.pos < this.input.length) {
+ var ch = this.fullCharCodeAtPos();
+ if (isIdentifierChar(ch, astral)) {
+ this.pos += ch <= 65535 ? 1 : 2;
+ } else if (ch === 92) {
+ this.containsEsc = true;
+ word += this.input.slice(chunkStart, this.pos);
+ var escStart = this.pos;
+ if (this.input.charCodeAt(++this.pos) !== 117) {
+ this.invalidStringToken(this.pos, "Expecting Unicode escape sequence \\uXXXX");
+ }
+ ++this.pos;
+ var esc = this.readCodePoint();
+ if (!(first ? isIdentifierStart : isIdentifierChar)(esc, astral)) {
+ this.invalidStringToken(escStart, "Invalid Unicode escape");
+ }
+ word += codePointToString$1(esc);
+ chunkStart = this.pos;
+ } else {
+ break;
+ }
+ first = false;
+ }
+ return word + this.input.slice(chunkStart, this.pos);
+ };
+ pp$9.readWord = function() {
+ var word = this.readWord1();
+ var type = types.name;
+ if (this.keywords.test(word)) {
+ type = keywords$1[word];
+ }
+ return this.finishToken(type, word);
+ };
+ var version = "8.4.1";
+ Parser.acorn = {
+ Parser,
+ version,
+ defaultOptions,
+ Position,
+ SourceLocation,
+ getLineInfo,
+ Node,
+ TokenType,
+ tokTypes: types,
+ keywordTypes: keywords$1,
+ TokContext,
+ tokContexts: types$1,
+ isIdentifierChar,
+ isIdentifierStart,
+ Token,
+ isNewLine,
+ lineBreak,
+ lineBreakG,
+ nonASCIIwhitespace
+ };
+ function parse3(input, options) {
+ return Parser.parse(input, options);
+ }
+ function parseExpressionAt2(input, pos, options) {
+ return Parser.parseExpressionAt(input, pos, options);
+ }
+ function flatten(nodes, target = []) {
+ for (let i = 0; i < nodes.length; i += 1) {
+ const node2 = nodes[i];
+ if (Array.isArray(node2)) {
+ flatten(node2, target);
+ } else {
+ target.push(node2);
+ }
+ }
+ return target;
+ }
+ var pattern = /^\s*svelte-ignore\s+([\s\S]+)\s*$/m;
+ function extract_svelte_ignore(text2) {
+ const match = pattern.exec(text2);
+ return match ? match[1].split(/[^\S]/).map((x2) => x2.trim()).filter(Boolean) : [];
+ }
+ function extract_svelte_ignore_from_comments(node2) {
+ return flatten((node2.leadingComments || []).map((comment) => extract_svelte_ignore(comment.value)));
+ }
+ function extract_ignores_above_position(position, template_nodes) {
+ const previous_node_idx = template_nodes.findIndex((child) => child.end === position);
+ if (previous_node_idx === -1) {
+ return [];
+ }
+ for (let i = previous_node_idx; i >= 0; i--) {
+ const node2 = template_nodes[i];
+ if (node2.type !== "Comment" && node2.type !== "Text") {
+ return [];
+ }
+ if (node2.type === "Comment") {
+ if (node2.ignores.length) {
+ return node2.ignores;
+ }
+ }
+ }
+ return [];
+ }
+ function fuzzymatch(name, names2) {
+ const set = new FuzzySet(names2);
+ const matches2 = set.get(name);
+ return matches2 && matches2[0] && matches2[0][0] > 0.7 ? matches2[0][1] : null;
+ }
+ var GRAM_SIZE_LOWER = 2;
+ var GRAM_SIZE_UPPER = 3;
+ function _distance(str1, str2) {
+ if (str1 === null && str2 === null) {
+ throw "Trying to compare two null values";
+ }
+ if (str1 === null || str2 === null)
+ return 0;
+ str1 = String(str1);
+ str2 = String(str2);
+ const distance = levenshtein(str1, str2);
+ if (str1.length > str2.length) {
+ return 1 - distance / str1.length;
+ } else {
+ return 1 - distance / str2.length;
+ }
+ }
+ function levenshtein(str1, str2) {
+ const current2 = [];
+ let prev;
+ let value2;
+ for (let i = 0; i <= str2.length; i++) {
+ for (let j = 0; j <= str1.length; j++) {
+ if (i && j) {
+ if (str1.charAt(j - 1) === str2.charAt(i - 1)) {
+ value2 = prev;
+ } else {
+ value2 = Math.min(current2[j], current2[j - 1], prev) + 1;
+ }
+ } else {
+ value2 = i + j;
+ }
+ prev = current2[j];
+ current2[j] = value2;
+ }
+ }
+ return current2.pop();
+ }
+ var non_word_regex = /[^\w, ]+/;
+ function iterate_grams(value2, gram_size = 2) {
+ const simplified = "-" + value2.toLowerCase().replace(non_word_regex, "") + "-";
+ const len_diff = gram_size - simplified.length;
+ const results = [];
+ if (len_diff > 0) {
+ for (let i = 0; i < len_diff; ++i) {
+ value2 += "-";
+ }
+ }
+ for (let i = 0; i < simplified.length - gram_size + 1; ++i) {
+ results.push(simplified.slice(i, i + gram_size));
+ }
+ return results;
+ }
+ function gram_counter(value2, gram_size = 2) {
+ const result = {};
+ const grams = iterate_grams(value2, gram_size);
+ let i = 0;
+ for (i; i < grams.length; ++i) {
+ if (grams[i] in result) {
+ result[grams[i]] += 1;
+ } else {
+ result[grams[i]] = 1;
+ }
+ }
+ return result;
+ }
+ function sort_descending(a, b2) {
+ return b2[0] - a[0];
+ }
+ var FuzzySet = class {
+ constructor(arr) {
+ this.exact_set = {};
+ this.match_dict = {};
+ this.items = {};
+ for (let i = GRAM_SIZE_LOWER; i < GRAM_SIZE_UPPER + 1; ++i) {
+ this.items[i] = [];
+ }
+ for (let i = 0; i < arr.length; ++i) {
+ this.add(arr[i]);
+ }
+ }
+ add(value2) {
+ const normalized_value = value2.toLowerCase();
+ if (normalized_value in this.exact_set) {
+ return false;
+ }
+ let i = GRAM_SIZE_LOWER;
+ for (i; i < GRAM_SIZE_UPPER + 1; ++i) {
+ this._add(value2, i);
+ }
+ }
+ _add(value2, gram_size) {
+ const normalized_value = value2.toLowerCase();
+ const items = this.items[gram_size] || [];
+ const index = items.length;
+ items.push(0);
+ const gram_counts = gram_counter(normalized_value, gram_size);
+ let sum_of_square_gram_counts = 0;
+ let gram;
+ let gram_count;
+ for (gram in gram_counts) {
+ gram_count = gram_counts[gram];
+ sum_of_square_gram_counts += Math.pow(gram_count, 2);
+ if (gram in this.match_dict) {
+ this.match_dict[gram].push([index, gram_count]);
+ } else {
+ this.match_dict[gram] = [[index, gram_count]];
+ }
+ }
+ const vector_normal = Math.sqrt(sum_of_square_gram_counts);
+ items[index] = [vector_normal, normalized_value];
+ this.items[gram_size] = items;
+ this.exact_set[normalized_value] = value2;
+ }
+ get(value2) {
+ const normalized_value = value2.toLowerCase();
+ const result = this.exact_set[normalized_value];
+ if (result) {
+ return [[1, result]];
+ }
+ let results = [];
+ for (let gram_size = GRAM_SIZE_UPPER; gram_size >= GRAM_SIZE_LOWER; --gram_size) {
+ results = this.__get(value2, gram_size);
+ if (results) {
+ return results;
+ }
+ }
+ return null;
+ }
+ __get(value2, gram_size) {
+ const normalized_value = value2.toLowerCase();
+ const matches2 = {};
+ const gram_counts = gram_counter(normalized_value, gram_size);
+ const items = this.items[gram_size];
+ let sum_of_square_gram_counts = 0;
+ let gram;
+ let gram_count;
+ let i;
+ let index;
+ let other_gram_count;
+ for (gram in gram_counts) {
+ gram_count = gram_counts[gram];
+ sum_of_square_gram_counts += Math.pow(gram_count, 2);
+ if (gram in this.match_dict) {
+ for (i = 0; i < this.match_dict[gram].length; ++i) {
+ index = this.match_dict[gram][i][0];
+ other_gram_count = this.match_dict[gram][i][1];
+ if (index in matches2) {
+ matches2[index] += gram_count * other_gram_count;
+ } else {
+ matches2[index] = gram_count * other_gram_count;
+ }
+ }
+ }
+ }
+ const vector_normal = Math.sqrt(sum_of_square_gram_counts);
+ let results = [];
+ let match_score;
+ for (const match_index in matches2) {
+ match_score = matches2[match_index];
+ results.push([
+ match_score / (vector_normal * items[match_index][0]),
+ items[match_index][1]
+ ]);
+ }
+ results.sort(sort_descending);
+ let new_results = [];
+ const end_index = Math.min(50, results.length);
+ for (let i2 = 0; i2 < end_index; ++i2) {
+ new_results.push([
+ _distance(results[i2][1], normalized_value),
+ results[i2][1]
+ ]);
+ }
+ results = new_results;
+ results.sort(sort_descending);
+ new_results = [];
+ for (let i2 = 0; i2 < results.length; ++i2) {
+ if (results[i2][0] == results[0][0]) {
+ new_results.push([results[i2][0], this.exact_set[results[i2][1]]]);
+ }
+ }
+ return new_results;
+ }
+ };
+ function full_char_code_at(str, i) {
+ const code = str.charCodeAt(i);
+ if (code <= 55295 || code >= 57344)
+ return code;
+ const next = str.charCodeAt(i + 1);
+ return (code << 10) + next - 56613888;
+ }
+ var globals = /* @__PURE__ */ new Set([
+ "alert",
+ "Array",
+ "BigInt",
+ "Boolean",
+ "clearInterval",
+ "clearTimeout",
+ "confirm",
+ "console",
+ "Date",
+ "decodeURI",
+ "decodeURIComponent",
+ "document",
+ "Element",
+ "encodeURI",
+ "encodeURIComponent",
+ "Error",
+ "EvalError",
+ "Event",
+ "EventSource",
+ "fetch",
+ "FormData",
+ "global",
+ "globalThis",
+ "history",
+ "HTMLElement",
+ "Infinity",
+ "InternalError",
+ "Intl",
+ "isFinite",
+ "isNaN",
+ "JSON",
+ "localStorage",
+ "location",
+ "Map",
+ "Math",
+ "NaN",
+ "navigator",
+ "Node",
+ "Number",
+ "Object",
+ "parseFloat",
+ "parseInt",
+ "process",
+ "Promise",
+ "prompt",
+ "RangeError",
+ "ReferenceError",
+ "RegExp",
+ "sessionStorage",
+ "Set",
+ "setInterval",
+ "setTimeout",
+ "String",
+ "SVGElement",
+ "Symbol",
+ "SyntaxError",
+ "TypeError",
+ "undefined",
+ "URIError",
+ "URL",
+ "URLSearchParams",
+ "window"
+ ]);
+ var reserved = /* @__PURE__ */ new Set([
+ "arguments",
+ "await",
+ "break",
+ "case",
+ "catch",
+ "class",
+ "const",
+ "continue",
+ "debugger",
+ "default",
+ "delete",
+ "do",
+ "else",
+ "enum",
+ "eval",
+ "export",
+ "extends",
+ "false",
+ "finally",
+ "for",
+ "function",
+ "if",
+ "implements",
+ "import",
+ "in",
+ "instanceof",
+ "interface",
+ "let",
+ "new",
+ "null",
+ "package",
+ "private",
+ "protected",
+ "public",
+ "return",
+ "static",
+ "super",
+ "switch",
+ "this",
+ "throw",
+ "true",
+ "try",
+ "typeof",
+ "var",
+ "void",
+ "while",
+ "with",
+ "yield"
+ ]);
+ var void_element_names = /^(?:area|base|br|col|command|embed|hr|img|input|keygen|link|meta|param|source|track|wbr)$/;
+ function is_void(name) {
+ return void_element_names.test(name) || name.toLowerCase() === "!doctype";
+ }
+ function is_valid(str) {
+ let i = 0;
+ while (i < str.length) {
+ const code = full_char_code_at(str, i);
+ if (!(i === 0 ? isIdentifierStart : isIdentifierChar)(code, true))
+ return false;
+ i += code <= 65535 ? 1 : 2;
+ }
+ return true;
+ }
+ function sanitize(name) {
+ return name.replace(/[^a-zA-Z0-9_]+/g, "_").replace(/^_/, "").replace(/_$/, "").replace(/^[0-9]/, "_$&");
+ }
+ function list(items, conjunction = "or") {
+ if (items.length === 1)
+ return items[0];
+ return `${items.slice(0, -1).join(", ")} ${conjunction} ${items[items.length - 1]}`;
+ }
+ var parser_errors = {
+ css_syntax_error: (message) => ({
+ code: "css-syntax-error",
+ message
+ }),
+ duplicate_attribute: {
+ code: "duplicate-attribute",
+ message: "Attributes need to be unique"
+ },
+ duplicate_element: (slug, name) => ({
+ code: `duplicate-${slug}`,
+ message: `A component can only have one <${name}> tag`
+ }),
+ duplicate_style: {
+ code: "duplicate-style",
+ message: "You can only have one top-level \`;`}
+
+ @init(this, { target: this.shadowRoot, props: ${init_props}, customElement: true }, ${definition}, ${has_create_fragment ? "create_fragment" : "null"}, ${not_equal}, ${prop_indexes}, null, ${dirty});
+
+ ${dev_props_check}
+
+ if (options) {
+ if (options.target) {
+ @insert(options.target, this, options.anchor);
+ }
+
+ ${(props.length > 0 || uses_props || uses_rest) && b`
+ if (options.props) {
+ this.$set(options.props);
+ @flush();
+ }`}
+ }
+ }
+ }
+ `[0];
+ if (props.length > 0) {
+ declaration.body.body.push({
+ type: "MethodDefinition",
+ kind: "get",
+ static: true,
+ computed: false,
+ key: { type: "Identifier", name: "observedAttributes" },
+ value: x`function() {
+ return [${props.map((prop) => x`"${prop.export_name}"`)}];
+ }`
+ });
+ }
+ push_array$1(declaration.body.body, accessors);
+ body.push(declaration);
+ if (component.tag != null) {
+ body.push(b`
+ @_customElements.define("${component.tag}", ${name});
+ `);
+ }
+ } else {
+ const superclass = {
+ type: "Identifier",
+ name: options.dev ? "@SvelteComponentDev" : "@SvelteComponent"
+ };
+ const optional_parameters = [];
+ if (should_add_css) {
+ optional_parameters.push(add_css);
+ } else if (dirty) {
+ optional_parameters.push(x`null`);
+ }
+ if (dirty) {
+ optional_parameters.push(dirty);
+ }
+ const declaration = b`
+ class ${name} extends ${superclass} {
+ constructor(options) {
+ super(${options.dev && "options"});
+ @init(this, options, ${definition}, ${has_create_fragment ? "create_fragment" : "null"}, ${not_equal}, ${prop_indexes}, ${optional_parameters});
+ ${options.dev && b`@dispatch_dev("SvelteRegisterComponent", { component: this, tagName: "${name.name}", options, id: create_fragment.name });`}
+
+ ${dev_props_check}
+ }
+ }
+ `[0];
+ push_array$1(declaration.body.body, accessors);
+ body.push(declaration);
+ }
+ return { js: flatten(body), css };
+ }
+ function get_const_tags$1(const_tags) {
+ if (const_tags.length === 0)
+ return null;
+ return {
+ type: "VariableDeclaration",
+ kind: "let",
+ declarations: const_tags.map((const_tag) => {
+ const assignment = const_tag.node.expression;
+ return {
+ type: "VariableDeclarator",
+ id: assignment.left,
+ init: assignment.right
+ };
+ })
+ };
+ }
+ function AwaitBlock$1(node2, renderer, options) {
+ renderer.push();
+ renderer.render(node2.pending.children, options);
+ const pending = renderer.pop();
+ renderer.push();
+ renderer.render(node2.then.children, options);
+ const then = renderer.pop();
+ renderer.add_expression(x`
+ function(__value) {
+ if (@is_promise(__value)) {
+ __value.then(null, @noop);
+ return ${pending};
+ }
+ return (function(${node2.then_node ? node2.then_node : ""}) { ${get_const_tags$1(node2.then.const_tags)}; return ${then}; }(__value));
+ }(${node2.expression.node})
+ `);
+ }
+ function Comment$2(node2, renderer, options) {
+ if (options.preserveComments) {
+ renderer.add_string(``);
+ }
+ }
+ function DebugTag$1(node2, renderer, options) {
+ if (!options.dev)
+ return;
+ const filename = options.filename || null;
+ const { line, column } = options.locate(node2.start + 1);
+ const obj = x`{
+ ${node2.expressions.map((e) => p`${e.node.name}`)}
+ }`;
+ renderer.add_expression(x`@debug(${filename ? x`"${filename}"` : x`null`}, ${line - 1}, ${column}, ${obj})`);
+ }
+ function EachBlock$1(node2, renderer, options) {
+ const args = [node2.context_node];
+ if (node2.index)
+ args.push({ type: "Identifier", name: node2.index });
+ renderer.push();
+ renderer.render(node2.children, options);
+ const result = renderer.pop();
+ const consequent = x`@each(${node2.expression.node}, (${args}) => { ${get_const_tags$1(node2.const_tags)}; return ${result} })`;
+ if (node2.else) {
+ renderer.push();
+ renderer.render(node2.else.children, options);
+ const alternate = renderer.pop();
+ renderer.add_expression(x`${node2.expression.node}.length ? ${consequent} : ${alternate}`);
+ } else {
+ renderer.add_expression(consequent);
+ }
+ }
+ function get_class_attribute_value(attribute) {
+ if (attribute.chunks.length === 2 && attribute.chunks[1].synthetic) {
+ const value2 = attribute.chunks[0].node;
+ return x`@escape(@null_to_empty(${value2})) + "${attribute.chunks[1].data}"`;
+ }
+ return get_attribute_value(attribute);
+ }
+ function get_attribute_value(attribute) {
+ if (attribute.chunks.length === 0)
+ return x`""`;
+ return attribute.chunks.map((chunk) => {
+ return chunk.type === "Text" ? string_literal(chunk.data.replace(/"/g, """)) : x`@escape(${chunk.node})`;
+ }).reduce((lhs, rhs) => x`${lhs} + ${rhs}`);
+ }
+ function get_attribute_expression(attribute) {
+ if (attribute.chunks.length === 1 && attribute.chunks[0].type === "Expression") {
+ return attribute.chunks[0].node;
+ }
+ return get_attribute_value(attribute);
+ }
+ var boolean_attributes = /* @__PURE__ */ new Set([
+ "allowfullscreen",
+ "allowpaymentrequest",
+ "async",
+ "autofocus",
+ "autoplay",
+ "checked",
+ "controls",
+ "default",
+ "defer",
+ "disabled",
+ "formnovalidate",
+ "hidden",
+ "ismap",
+ "loop",
+ "multiple",
+ "muted",
+ "nomodule",
+ "novalidate",
+ "open",
+ "playsinline",
+ "readonly",
+ "required",
+ "reversed",
+ "selected"
+ ]);
+ function remove_whitespace_children(children, next) {
+ const nodes = [];
+ let last_child;
+ let i = children.length;
+ while (i--) {
+ const child = children[i];
+ if (child.type === "Text") {
+ if (child.should_skip()) {
+ continue;
+ }
+ let { data: data2 } = child;
+ if (nodes.length === 0) {
+ const should_trim = next ? next.type === "Text" && /^\s/.test(next.data) && trimmable_at$1(child, next) : !child.has_ancestor("EachBlock");
+ if (should_trim && !child.keep_space()) {
+ data2 = trim_end(data2);
+ if (!data2)
+ continue;
+ }
+ }
+ if (last_child && last_child.type === "Text") {
+ last_child.data = data2 + last_child.data;
+ continue;
+ }
+ nodes.unshift(child);
+ link(last_child, last_child = child);
+ } else {
+ nodes.unshift(child);
+ link(last_child, last_child = child);
+ }
+ }
+ const first = nodes[0];
+ if (first && first.type === "Text" && !first.keep_space()) {
+ first.data = trim_start(first.data);
+ if (!first.data) {
+ first.var = null;
+ nodes.shift();
+ if (nodes[0]) {
+ nodes[0].prev = null;
+ }
+ }
+ }
+ return nodes;
+ }
+ function trimmable_at$1(child, next_sibling) {
+ return next_sibling.find_nearest(/EachBlock/) === child.find_nearest(/EachBlock/) || next_sibling.prev.type === "EachBlock";
+ }
+ function Element$1(node2, renderer, options) {
+ const children = remove_whitespace_children(node2.children, node2.next);
+ let node_contents;
+ const contenteditable = node2.name !== "textarea" && node2.name !== "input" && node2.attributes.some((attribute) => attribute.name === "contenteditable");
+ renderer.add_string("<");
+ add_tag_name();
+ const class_expression_list = node2.classes.map((class_directive) => {
+ const { expression: expression2, name } = class_directive;
+ const snippet = expression2 ? expression2.node : x`#ctx.${name}`;
+ return x`${snippet} ? "${name}" : ""`;
+ });
+ if (node2.needs_manual_style_scoping) {
+ class_expression_list.push(x`"${node2.component.stylesheet.id}"`);
+ }
+ const class_expression = class_expression_list.length > 0 && class_expression_list.reduce((lhs, rhs) => x`${lhs} + ' ' + ${rhs}`);
+ const style_expression_list = node2.styles.map((style_directive) => {
+ const { name, expression: { node: expression2 } } = style_directive;
+ return p`"${name}": ${expression2}`;
+ });
+ const style_expression = style_expression_list.length > 0 && x`{ ${style_expression_list} }`;
+ if (node2.attributes.some((attr) => attr.is_spread)) {
+ const args = [];
+ node2.attributes.forEach((attribute) => {
+ if (attribute.is_spread) {
+ args.push(x`@escape_object(${attribute.expression.node})`);
+ } else {
+ const attr_name = node2.namespace === namespaces.foreign ? attribute.name : fix_attribute_casing(attribute.name);
+ const name = attribute.name.toLowerCase();
+ if (name === "value" && node2.name.toLowerCase() === "textarea") {
+ node_contents = get_attribute_value(attribute);
+ } else if (attribute.is_true) {
+ args.push(x`{ ${attr_name}: true }`);
+ } else if (boolean_attributes.has(name) && attribute.chunks.length === 1 && attribute.chunks[0].type !== "Text") {
+ args.push(x`{ ${attr_name}: ${attribute.chunks[0].node} || null }`);
+ } else if (attribute.chunks.length === 1 && attribute.chunks[0].type !== "Text") {
+ const snippet = attribute.chunks[0].node;
+ args.push(x`{ ${attr_name}: @escape_attribute_value(${snippet}) }`);
+ } else {
+ args.push(x`{ ${attr_name}: ${get_attribute_value(attribute)} }`);
+ }
+ }
+ });
+ renderer.add_expression(x`@spread([${args}], { classes: ${class_expression}, styles: ${style_expression} })`);
+ } else {
+ let add_class_attribute = !!class_expression;
+ let add_style_attribute = !!style_expression;
+ node2.attributes.forEach((attribute) => {
+ const name = attribute.name.toLowerCase();
+ const attr_name = node2.namespace === namespaces.foreign ? attribute.name : fix_attribute_casing(attribute.name);
+ if (name === "value" && node2.name.toLowerCase() === "textarea") {
+ node_contents = get_attribute_value(attribute);
+ } else if (attribute.is_true) {
+ renderer.add_string(` ${attr_name}`);
+ } else if (boolean_attributes.has(name) && attribute.chunks.length === 1 && attribute.chunks[0].type !== "Text") {
+ renderer.add_string(" ");
+ renderer.add_expression(x`${attribute.chunks[0].node} ? "${attr_name}" : ""`);
+ } else if (name === "class" && class_expression) {
+ add_class_attribute = false;
+ renderer.add_string(` ${attr_name}="`);
+ renderer.add_expression(x`[${get_class_attribute_value(attribute)}, ${class_expression}].join(' ').trim()`);
+ renderer.add_string('"');
+ } else if (name === "style" && style_expression) {
+ add_style_attribute = false;
+ renderer.add_expression(x`@add_styles(@merge_ssr_styles(${get_attribute_value(attribute)}, ${style_expression}))`);
+ } else if (attribute.chunks.length === 1 && attribute.chunks[0].type !== "Text") {
+ const snippet = attribute.chunks[0].node;
+ renderer.add_expression(x`@add_attribute("${attr_name}", ${snippet}, ${boolean_attributes.has(name) ? 1 : 0})`);
+ } else {
+ renderer.add_string(` ${attr_name}="`);
+ renderer.add_expression((name === "class" ? get_class_attribute_value : get_attribute_value)(attribute));
+ renderer.add_string('"');
+ }
+ });
+ if (add_class_attribute) {
+ renderer.add_expression(x`@add_classes((${class_expression}).trim())`);
+ }
+ if (add_style_attribute) {
+ renderer.add_expression(x`@add_styles(${style_expression})`);
+ }
+ }
+ node2.bindings.forEach((binding) => {
+ const { name, expression: expression2 } = binding;
+ if (binding.is_readonly) {
+ return;
+ }
+ if (name === "group") {
+ const value_attribute = node2.attributes.find(({ name: name2 }) => name2 === "value");
+ if (value_attribute) {
+ const value2 = get_attribute_expression(value_attribute);
+ const type = node2.get_static_attribute_value("type");
+ const bound = expression2.node;
+ const condition = type === "checkbox" ? x`~${bound}.indexOf(${value2})` : x`${value2} === ${bound}`;
+ renderer.add_expression(x`${condition} ? @add_attribute("checked", true, 1) : ""`);
+ }
+ } else if (contenteditable && (name === "textContent" || name === "innerHTML")) {
+ node_contents = expression2.node;
+ } else if (binding.name === "value" && node2.name === "textarea") {
+ const snippet = expression2.node;
+ node_contents = x`${snippet} || ""`;
+ } else if (binding.name === "value" && node2.name === "select")
+ ;
+ else {
+ const snippet = expression2.node;
+ renderer.add_expression(x`@add_attribute("${name}", ${snippet}, ${boolean_attributes.has(name) ? 1 : 0})`);
+ }
+ });
+ if (options.hydratable && options.head_id) {
+ renderer.add_string(` data-svelte="${options.head_id}"`);
+ }
+ renderer.add_string(">");
+ if (node_contents !== void 0) {
+ if (contenteditable) {
+ renderer.push();
+ renderer.render(children, options);
+ const result = renderer.pop();
+ renderer.add_expression(x`($$value => $$value === void 0 ? ${result} : $$value)(${node_contents})`);
+ } else {
+ renderer.add_expression(node_contents);
+ }
+ add_close_tag();
+ } else {
+ renderer.render(children, options);
+ add_close_tag();
+ }
+ function add_close_tag() {
+ if (!is_void(node2.name)) {
+ renderer.add_string("");
+ }
+ }
+ function add_tag_name() {
+ if (node2.tag_expr.node.type === "Literal") {
+ renderer.add_string(node2.tag_expr.node.value);
+ } else {
+ renderer.add_expression(node2.tag_expr.node);
+ }
+ }
+ }
+ function Head$1(node2, renderer, options) {
+ const head_options = Object.assign(Object.assign({}, options), { head_id: node2.id });
+ renderer.push();
+ renderer.render(node2.children, head_options);
+ const result = renderer.pop();
+ renderer.add_expression(x`$$result.head += ${result}, ""`);
+ }
+ function HtmlTag(node2, renderer, options) {
+ if (options.hydratable)
+ renderer.add_string("");
+ renderer.add_expression(node2.expression.node);
+ if (options.hydratable)
+ renderer.add_string("");
+ }
+ function IfBlock$1(node2, renderer, options) {
+ const condition = node2.expression.node;
+ renderer.push();
+ renderer.render(node2.children, options);
+ const consequent = renderer.pop();
+ renderer.push();
+ if (node2.else)
+ renderer.render(node2.else.children, options);
+ const alternate = renderer.pop();
+ renderer.add_expression(x`${condition} ? ${consequent} : ${alternate}`);
+ }
+ function get_prop_value(attribute) {
+ if (attribute.is_true)
+ return x`true`;
+ if (attribute.chunks.length === 0)
+ return x`''`;
+ return attribute.chunks.map((chunk) => {
+ if (chunk.type === "Text")
+ return string_literal(chunk.data);
+ return chunk.node;
+ }).reduce((lhs, rhs) => x`${lhs} + ${rhs}`);
+ }
+ function InlineComponent$1(node2, renderer, options) {
+ const binding_props = [];
+ const binding_fns = [];
+ node2.bindings.forEach((binding) => {
+ renderer.has_bindings = true;
+ const snippet = binding.expression.node;
+ binding_props.push(p`${binding.name}: ${snippet}`);
+ binding_fns.push(p`${binding.name}: $$value => { ${snippet} = $$value; $$settled = false }`);
+ });
+ const uses_spread = node2.attributes.find((attr) => attr.is_spread);
+ let props;
+ if (uses_spread) {
+ props = x`@_Object.assign(${node2.attributes.map((attribute) => {
+ if (attribute.is_spread) {
+ return attribute.expression.node;
+ } else {
+ return x`{ ${attribute.name}: ${get_prop_value(attribute)} }`;
+ }
+ }).concat(binding_props.map((p2) => x`{ ${p2} }`))})`;
+ } else {
+ props = x`{
+ ${node2.attributes.map((attribute) => p`${attribute.name}: ${get_prop_value(attribute)}`)},
+ ${binding_props}
+ }`;
+ }
+ const bindings = x`{
+ ${binding_fns}
+ }`;
+ const expression2 = node2.name === "svelte:self" ? renderer.name : node2.name === "svelte:component" ? x`(${node2.expression.node}) || @missing_component` : node2.name.split(".").reduce((lhs, rhs) => x`${lhs}.${rhs}`);
+ const slot_fns = [];
+ const children = node2.children;
+ if (children.length) {
+ const slot_scopes = /* @__PURE__ */ new Map();
+ renderer.render(children, Object.assign({}, options, {
+ slot_scopes
+ }));
+ slot_scopes.forEach(({ input, output, statements }, name) => {
+ slot_fns.push(p`${name}: (${input}) => { ${statements}; return ${output}; }`);
+ });
+ }
+ const slots = x`{
+ ${slot_fns}
+ }`;
+ if (node2.css_custom_properties.length > 0) {
+ renderer.add_string('');
+ }
+ renderer.add_expression(x`@validate_component(${expression2}, "${node2.name}").$$render($$result, ${props}, ${bindings}, ${slots})`);
+ if (node2.css_custom_properties.length > 0) {
+ renderer.add_string("
");
+ }
+ }
+ function KeyBlock$1(node2, renderer, options) {
+ renderer.render(node2.children, options);
+ }
+ function get_slot_scope(lets) {
+ if (lets.length === 0)
+ return null;
+ return {
+ type: "ObjectPattern",
+ properties: lets.map((l) => {
+ return {
+ type: "Property",
+ kind: "init",
+ method: false,
+ shorthand: false,
+ computed: false,
+ key: l.name,
+ value: l.value || l.name
+ };
+ })
+ };
+ }
+ function Slot$1(node2, renderer, options) {
+ const slot_data = get_slot_data(node2.values);
+ const slot = node2.get_static_attribute_value("slot");
+ const nearest_inline_component = node2.find_nearest(/InlineComponent/);
+ if (slot && nearest_inline_component) {
+ renderer.push();
+ }
+ renderer.push();
+ renderer.render(node2.children, options);
+ const result = renderer.pop();
+ renderer.add_expression(x`
+ #slots.${node2.slot_name}
+ ? #slots.${node2.slot_name}(${slot_data})
+ : ${result}
+ `);
+ if (slot && nearest_inline_component) {
+ const lets = node2.lets;
+ const seen = new Set(lets.map((l) => l.name.name));
+ nearest_inline_component.lets.forEach((l) => {
+ if (!seen.has(l.name.name))
+ lets.push(l);
+ });
+ options.slot_scopes.set(slot, {
+ input: get_slot_scope(node2.lets),
+ output: renderer.pop()
+ });
+ }
+ }
+ function SlotTemplate$1(node2, renderer, options) {
+ const parent_inline_component = node2.parent;
+ const children = remove_whitespace_children(node2 instanceof SlotTemplate ? node2.children : [node2], node2.next);
+ renderer.push();
+ renderer.render(children, options);
+ const lets = node2.lets;
+ const seen = new Set(lets.map((l) => l.name.name));
+ parent_inline_component.lets.forEach((l) => {
+ if (!seen.has(l.name.name))
+ lets.push(l);
+ });
+ const slot_fragment_content = renderer.pop();
+ if (!is_empty_template_literal(slot_fragment_content)) {
+ if (options.slot_scopes.has(node2.slot_template_name)) {
+ if (node2.slot_template_name === "default") {
+ throw new Error('Found elements without slot attribute when using slot="default"');
+ }
+ throw new Error(`Duplicate slot name "${node2.slot_template_name}" in <${parent_inline_component.name}>`);
+ }
+ options.slot_scopes.set(node2.slot_template_name, {
+ input: get_slot_scope(node2.lets),
+ output: slot_fragment_content,
+ statements: get_const_tags$1(node2.const_tags)
+ });
+ }
+ }
+ function is_empty_template_literal(template_literal) {
+ return template_literal.expressions.length === 0 && template_literal.quasis.length === 1 && template_literal.quasis[0].value.raw === "";
+ }
+ function Tag$2(node2, renderer, _options) {
+ const snippet = node2.expression.node;
+ renderer.add_expression(node2.parent && node2.parent.type === "Element" && node2.parent.name === "style" ? snippet : x`@escape(${snippet})`);
+ }
+ function Text$1(node2, renderer, _options) {
+ let text2 = node2.data;
+ if (!node2.parent || node2.parent.type !== "Element" || node2.parent.name !== "script" && node2.parent.name !== "style") {
+ text2 = escape_html(text2);
+ }
+ renderer.add_string(text2);
+ }
+ function Title$1(node2, renderer, options) {
+ renderer.push();
+ renderer.add_string("");
+ renderer.render(node2.children, options);
+ renderer.add_string("");
+ const result = renderer.pop();
+ renderer.add_expression(x`$$result.title = ${result}, ""`);
+ }
+ function noop$1() {
+ }
+ var handlers$1 = {
+ AwaitBlock: AwaitBlock$1,
+ Body: noop$1,
+ Comment: Comment$2,
+ DebugTag: DebugTag$1,
+ EachBlock: EachBlock$1,
+ Element: Element$1,
+ Head: Head$1,
+ IfBlock: IfBlock$1,
+ InlineComponent: InlineComponent$1,
+ KeyBlock: KeyBlock$1,
+ MustacheTag: Tag$2,
+ Options: noop$1,
+ RawMustacheTag: HtmlTag,
+ Slot: Slot$1,
+ SlotTemplate: SlotTemplate$1,
+ Text: Text$1,
+ Title: Title$1,
+ Window: noop$1
+ };
+ var Renderer$1 = class {
+ constructor({ name }) {
+ this.has_bindings = false;
+ this.stack = [];
+ this.targets = [];
+ this.name = name;
+ this.push();
+ }
+ add_string(str) {
+ this.current.value += escape_template(str);
+ }
+ add_expression(node2) {
+ this.literal.quasis.push({
+ type: "TemplateElement",
+ value: { raw: this.current.value, cooked: null },
+ tail: false
+ });
+ this.literal.expressions.push(node2);
+ this.current.value = "";
+ }
+ push() {
+ const current2 = this.current = { value: "" };
+ const literal2 = this.literal = {
+ type: "TemplateLiteral",
+ expressions: [],
+ quasis: []
+ };
+ this.stack.push({ current: current2, literal: literal2 });
+ }
+ pop() {
+ this.literal.quasis.push({
+ type: "TemplateElement",
+ value: { raw: this.current.value, cooked: null },
+ tail: true
+ });
+ const popped = this.stack.pop();
+ const last = this.stack[this.stack.length - 1];
+ if (last) {
+ this.literal = last.literal;
+ this.current = last.current;
+ }
+ return popped.literal;
+ }
+ render(nodes, options) {
+ nodes.forEach((node2) => {
+ const handler = handlers$1[node2.type];
+ if (!handler) {
+ throw new Error(`No handler for '${node2.type}' nodes`);
+ }
+ handler(node2, this, options);
+ });
+ }
+ };
+ function ssr(component, options) {
+ const renderer = new Renderer$1({
+ name: component.name
+ });
+ const { name } = component;
+ renderer.render(trim(component.fragment.children), Object.assign({
+ locate: component.locate
+ }, options));
+ const literal2 = renderer.pop();
+ const css = options.customElement ? { code: null, map: null } : component.stylesheet.render(options.filename, true);
+ const uses_rest = component.var_lookup.has("$$restProps");
+ const props = component.vars.filter((variable) => !variable.module && variable.export_name);
+ const rest = uses_rest ? b`let $$restProps = @compute_rest_props($$props, [${props.map((prop) => `"${prop.export_name}"`).join(",")}]);` : null;
+ const uses_slots = component.var_lookup.has("$$slots");
+ const slots = uses_slots ? b`let $$slots = @compute_slots(#slots);` : null;
+ const reactive_stores = component.vars.filter((variable) => variable.name[0] === "$" && variable.name[1] !== "$");
+ const reactive_store_subscriptions = reactive_stores.filter((store) => {
+ const variable = component.var_lookup.get(store.name.slice(1));
+ return !variable || variable.hoistable;
+ }).map(({ name: name2 }) => {
+ const store_name = name2.slice(1);
+ return b`
+ ${component.compile_options.dev && b`@validate_store(${store_name}, '${store_name}');`}
+ ${`$$unsubscribe_${store_name}`} = @subscribe(${store_name}, #value => ${name2} = #value)
+ `;
+ });
+ const reactive_store_unsubscriptions = reactive_stores.map(({ name: name2 }) => b`${`$$unsubscribe_${name2.slice(1)}`}()`);
+ const reactive_store_declarations = reactive_stores.map(({ name: name2 }) => {
+ const store_name = name2.slice(1);
+ const store = component.var_lookup.get(store_name);
+ if (store && store.reassigned) {
+ const unsubscribe = `$$unsubscribe_${store_name}`;
+ const subscribe = `$$subscribe_${store_name}`;
+ return b`let ${name2}, ${unsubscribe} = @noop, ${subscribe} = () => (${unsubscribe}(), ${unsubscribe} = @subscribe(${store_name}, $$value => ${name2} = $$value), ${store_name})`;
+ }
+ return b`let ${name2}, ${`$$unsubscribe_${store_name}`};`;
+ });
+ if (component.ast.instance) {
+ let scope2 = component.instance_scope;
+ const map = component.instance_scope_map;
+ walk(component.ast.instance.content, {
+ enter(node2) {
+ if (map.has(node2)) {
+ scope2 = map.get(node2);
+ }
+ },
+ leave(node2) {
+ if (map.has(node2)) {
+ scope2 = scope2.parent;
+ }
+ if (node2.type === "AssignmentExpression" || node2.type === "UpdateExpression") {
+ const assignee = node2.type === "AssignmentExpression" ? node2.left : node2.argument;
+ const names2 = new Set(extract_names(assignee));
+ const to_invalidate = /* @__PURE__ */ new Set();
+ for (const name2 of names2) {
+ const variable = component.var_lookup.get(name2);
+ if (variable && !variable.hoistable && !variable.global && !variable.module && (variable.subscribable || variable.name[0] === "$")) {
+ to_invalidate.add(variable.name);
+ }
+ }
+ if (to_invalidate.size) {
+ this.replace(invalidate({ component }, scope2, node2, to_invalidate, true));
+ }
+ }
+ }
+ });
+ }
+ component.rewrite_props(({ name: name2, reassigned }) => {
+ const value2 = `$${name2}`;
+ let insert2 = reassigned ? b`${`$$subscribe_${name2}`}()` : b`${`$$unsubscribe_${name2}`} = @subscribe(${name2}, #value => $${value2} = #value)`;
+ if (component.compile_options.dev) {
+ insert2 = b`@validate_store(${name2}, '${name2}'); ${insert2}`;
+ }
+ return insert2;
+ });
+ const instance_javascript = component.extract_javascript(component.ast.instance);
+ const parent_bindings = instance_javascript ? component.vars.filter((variable) => !variable.module && variable.export_name).map((prop) => {
+ return b`if ($$props.${prop.export_name} === void 0 && $$bindings.${prop.export_name} && ${prop.name} !== void 0) $$bindings.${prop.export_name}(${prop.name});`;
+ }) : [];
+ const injected = Array.from(component.injected_reactive_declaration_vars).filter((name2) => {
+ const variable = component.var_lookup.get(name2);
+ return variable.injected;
+ });
+ const reactive_declarations = component.reactive_declarations.map((d) => {
+ const body = d.node.body;
+ let statement = b`${body}`;
+ if (!d.declaration) {
+ statement = b`$: { ${statement} }`;
+ }
+ return statement;
+ });
+ const main = renderer.has_bindings ? b`
+ let $$settled;
+ let $$rendered;
+
+ do {
+ $$settled = true;
+
+ ${reactive_declarations}
+
+ $$rendered = ${literal2};
+ } while (!$$settled);
+
+ ${reactive_store_unsubscriptions}
+
+ return $$rendered;
+ ` : b`
+ ${reactive_declarations}
+
+ ${reactive_store_unsubscriptions}
+
+ return ${literal2};`;
+ const blocks = [
+ ...injected.map((name2) => b`let ${name2};`),
+ rest,
+ slots,
+ ...reactive_store_declarations,
+ ...reactive_store_subscriptions,
+ instance_javascript,
+ ...parent_bindings,
+ css.code && b`$$result.css.add(#css);`,
+ main
+ ].filter(Boolean);
+ const css_sourcemap_enabled = check_enable_sourcemap(options.enableSourcemap, "css");
+ const js = b`
+ ${css.code ? b`
+ const #css = {
+ code: "${css.code}",
+ map: ${css_sourcemap_enabled && css.map ? string_literal(css.map.toString()) : "null"}
+ };` : null}
+
+ ${component.extract_javascript(component.ast.module)}
+
+ ${component.fully_hoisted}
+
+ const ${name} = @create_ssr_component(($$result, $$props, $$bindings, #slots) => {
+ ${blocks}
+ });
+ `;
+ return { js, css };
+ }
+ function trim(nodes) {
+ let start = 0;
+ for (; start < nodes.length; start += 1) {
+ const node2 = nodes[start];
+ if (node2.type !== "Text")
+ break;
+ node2.data = node2.data.replace(/^\s+/, "");
+ if (node2.data)
+ break;
+ }
+ let end = nodes.length;
+ for (; end > start; end -= 1) {
+ const node2 = nodes[end - 1];
+ if (node2.type !== "Text")
+ break;
+ node2.data = node2.data.replace(/\s+$/, "");
+ if (node2.data)
+ break;
+ }
+ return nodes.slice(start, end);
+ }
+ var wrappers$1 = { esm, cjs };
+ function create_module(program, format, name, banner, sveltePath = "svelte", helpers, globals2, imports, module_exports, exports_from) {
+ const internal_path = `${sveltePath}/internal`;
+ helpers.sort((a, b2) => a.name < b2.name ? -1 : 1);
+ globals2.sort((a, b2) => a.name < b2.name ? -1 : 1);
+ const formatter = wrappers$1[format];
+ if (!formatter) {
+ throw new Error(`options.format is invalid (must be ${list(Object.keys(wrappers$1))})`);
+ }
+ return formatter(program, name, banner, sveltePath, internal_path, helpers, globals2, imports, module_exports, exports_from);
+ }
+ function edit_source(source, sveltePath) {
+ return source === "svelte" || source.startsWith("svelte/") ? source.replace("svelte", sveltePath) : source;
+ }
+ function get_internal_globals(globals2, helpers) {
+ return globals2.length > 0 && {
+ type: "VariableDeclaration",
+ kind: "const",
+ declarations: [{
+ type: "VariableDeclarator",
+ id: {
+ type: "ObjectPattern",
+ properties: globals2.map((g) => ({
+ type: "Property",
+ method: false,
+ shorthand: false,
+ computed: false,
+ key: { type: "Identifier", name: g.name },
+ value: g.alias,
+ kind: "init"
+ }))
+ },
+ init: helpers.find(({ name }) => name === "globals").alias
+ }]
+ };
+ }
+ function esm(program, name, banner, sveltePath, internal_path, helpers, globals2, imports, module_exports, exports_from) {
+ const import_declaration = {
+ type: "ImportDeclaration",
+ specifiers: helpers.map((h) => ({
+ type: "ImportSpecifier",
+ local: h.alias,
+ imported: { type: "Identifier", name: h.name }
+ })),
+ source: { type: "Literal", value: internal_path }
+ };
+ const internal_globals = get_internal_globals(globals2, helpers);
+ function rewrite_import(node2) {
+ const value2 = edit_source(node2.source.value, sveltePath);
+ if (node2.source.value !== value2) {
+ node2.source.value = value2;
+ node2.source.raw = null;
+ }
+ }
+ imports.forEach(rewrite_import);
+ exports_from.forEach(rewrite_import);
+ const exports = module_exports.length > 0 && {
+ type: "ExportNamedDeclaration",
+ specifiers: module_exports.map((x2) => ({
+ type: "Specifier",
+ local: { type: "Identifier", name: x2.name },
+ exported: { type: "Identifier", name: x2.as }
+ }))
+ };
+ program.body = b`
+ /* ${banner} */
+
+ ${import_declaration}
+ ${internal_globals}
+ ${imports}
+ ${exports_from}
+
+ ${program.body}
+
+ export default ${name};
+ ${exports}
+ `;
+ }
+ function cjs(program, name, banner, sveltePath, internal_path, helpers, globals2, imports, module_exports, exports_from) {
+ const internal_requires = {
+ type: "VariableDeclaration",
+ kind: "const",
+ declarations: [{
+ type: "VariableDeclarator",
+ id: {
+ type: "ObjectPattern",
+ properties: helpers.map((h) => ({
+ type: "Property",
+ method: false,
+ shorthand: false,
+ computed: false,
+ key: { type: "Identifier", name: h.name },
+ value: h.alias,
+ kind: "init"
+ }))
+ },
+ init: x`require("${internal_path}")`
+ }]
+ };
+ const internal_globals = get_internal_globals(globals2, helpers);
+ const user_requires = imports.map((node2) => {
+ const init = x`require("${edit_source(node2.source.value, sveltePath)}")`;
+ if (node2.specifiers.length === 0) {
+ return b`${init};`;
+ }
+ return {
+ type: "VariableDeclaration",
+ kind: "const",
+ declarations: [{
+ type: "VariableDeclarator",
+ id: node2.specifiers[0].type === "ImportNamespaceSpecifier" ? { type: "Identifier", name: node2.specifiers[0].local.name } : {
+ type: "ObjectPattern",
+ properties: node2.specifiers.map((s) => ({
+ type: "Property",
+ method: false,
+ shorthand: false,
+ computed: false,
+ key: s.type === "ImportSpecifier" ? s.imported : { type: "Identifier", name: "default" },
+ value: s.local,
+ kind: "init"
+ }))
+ },
+ init
+ }]
+ };
+ });
+ const exports = module_exports.map((x2) => b`exports.${{ type: "Identifier", name: x2.as }} = ${{ type: "Identifier", name: x2.name }};`);
+ const user_exports_from = exports_from.map((node2) => {
+ const init = x`require("${edit_source(node2.source.value, sveltePath)}")`;
+ return node2.specifiers.map((specifier) => {
+ return b`exports.${specifier.exported} = ${init}.${specifier.local};`;
+ });
+ });
+ program.body = b`
+ /* ${banner} */
+
+ "use strict";
+ ${internal_requires}
+ ${internal_globals}
+ ${user_requires}
+ ${user_exports_from}
+
+ ${program.body}
+
+ exports.default = ${name};
+ ${exports}
+ `;
+ }
+ var Chunk = function Chunk2(start, end, content) {
+ this.start = start;
+ this.end = end;
+ this.original = content;
+ this.intro = "";
+ this.outro = "";
+ this.content = content;
+ this.storeName = false;
+ this.edited = false;
+ Object.defineProperties(this, {
+ previous: { writable: true, value: null },
+ next: { writable: true, value: null }
+ });
+ };
+ Chunk.prototype.appendLeft = function appendLeft(content) {
+ this.outro += content;
+ };
+ Chunk.prototype.appendRight = function appendRight(content) {
+ this.intro = this.intro + content;
+ };
+ Chunk.prototype.clone = function clone2() {
+ var chunk = new Chunk(this.start, this.end, this.original);
+ chunk.intro = this.intro;
+ chunk.outro = this.outro;
+ chunk.content = this.content;
+ chunk.storeName = this.storeName;
+ chunk.edited = this.edited;
+ return chunk;
+ };
+ Chunk.prototype.contains = function contains(index) {
+ return this.start < index && index < this.end;
+ };
+ Chunk.prototype.eachNext = function eachNext(fn) {
+ var chunk = this;
+ while (chunk) {
+ fn(chunk);
+ chunk = chunk.next;
+ }
+ };
+ Chunk.prototype.eachPrevious = function eachPrevious(fn) {
+ var chunk = this;
+ while (chunk) {
+ fn(chunk);
+ chunk = chunk.previous;
+ }
+ };
+ Chunk.prototype.edit = function edit(content, storeName, contentOnly) {
+ this.content = content;
+ if (!contentOnly) {
+ this.intro = "";
+ this.outro = "";
+ }
+ this.storeName = storeName;
+ this.edited = true;
+ return this;
+ };
+ Chunk.prototype.prependLeft = function prependLeft(content) {
+ this.outro = content + this.outro;
+ };
+ Chunk.prototype.prependRight = function prependRight(content) {
+ this.intro = content + this.intro;
+ };
+ Chunk.prototype.split = function split(index) {
+ var sliceIndex = index - this.start;
+ var originalBefore = this.original.slice(0, sliceIndex);
+ var originalAfter = this.original.slice(sliceIndex);
+ this.original = originalBefore;
+ var newChunk = new Chunk(index, this.end, originalAfter);
+ newChunk.outro = this.outro;
+ this.outro = "";
+ this.end = index;
+ if (this.edited) {
+ newChunk.edit("", false);
+ this.content = "";
+ } else {
+ this.content = originalBefore;
+ }
+ newChunk.next = this.next;
+ if (newChunk.next) {
+ newChunk.next.previous = newChunk;
+ }
+ newChunk.previous = this;
+ this.next = newChunk;
+ return newChunk;
+ };
+ Chunk.prototype.toString = function toString2() {
+ return this.intro + this.content + this.outro;
+ };
+ Chunk.prototype.trimEnd = function trimEnd(rx) {
+ this.outro = this.outro.replace(rx, "");
+ if (this.outro.length) {
+ return true;
+ }
+ var trimmed = this.content.replace(rx, "");
+ if (trimmed.length) {
+ if (trimmed !== this.content) {
+ this.split(this.start + trimmed.length).edit("", void 0, true);
+ }
+ return true;
+ } else {
+ this.edit("", void 0, true);
+ this.intro = this.intro.replace(rx, "");
+ if (this.intro.length) {
+ return true;
+ }
+ }
+ };
+ Chunk.prototype.trimStart = function trimStart(rx) {
+ this.intro = this.intro.replace(rx, "");
+ if (this.intro.length) {
+ return true;
+ }
+ var trimmed = this.content.replace(rx, "");
+ if (trimmed.length) {
+ if (trimmed !== this.content) {
+ this.split(this.end - trimmed.length);
+ this.edit("", void 0, true);
+ }
+ return true;
+ } else {
+ this.edit("", void 0, true);
+ this.outro = this.outro.replace(rx, "");
+ if (this.outro.length) {
+ return true;
+ }
+ }
+ };
+ var btoa$2 = function() {
+ throw new Error("Unsupported environment: `window.btoa` or `Buffer` should be supported.");
+ };
+ if (typeof window !== "undefined" && typeof window.btoa === "function") {
+ btoa$2 = function(str) {
+ return window.btoa(unescape(encodeURIComponent(str)));
+ };
+ } else if (typeof Buffer === "function") {
+ btoa$2 = function(str) {
+ return Buffer.from(str, "utf-8").toString("base64");
+ };
+ }
+ var SourceMap$1 = function SourceMap2(properties2) {
+ this.version = 3;
+ this.file = properties2.file;
+ this.sources = properties2.sources;
+ this.sourcesContent = properties2.sourcesContent;
+ this.names = properties2.names;
+ this.mappings = encode(properties2.mappings);
+ };
+ SourceMap$1.prototype.toString = function toString3() {
+ return JSON.stringify(this);
+ };
+ SourceMap$1.prototype.toUrl = function toUrl() {
+ return "data:application/json;charset=utf-8;base64," + btoa$2(this.toString());
+ };
+ function guessIndent(code) {
+ var lines = code.split("\n");
+ var tabbed = lines.filter(function(line) {
+ return /^\t+/.test(line);
+ });
+ var spaced = lines.filter(function(line) {
+ return /^ {2,}/.test(line);
+ });
+ if (tabbed.length === 0 && spaced.length === 0) {
+ return null;
+ }
+ if (tabbed.length >= spaced.length) {
+ return " ";
+ }
+ var min = spaced.reduce(function(previous, current2) {
+ var numSpaces = /^ +/.exec(current2)[0].length;
+ return Math.min(numSpaces, previous);
+ }, Infinity);
+ return new Array(min + 1).join(" ");
+ }
+ function getRelativePath(from, to) {
+ var fromParts = from.split(/[/\\]/);
+ var toParts = to.split(/[/\\]/);
+ fromParts.pop();
+ while (fromParts[0] === toParts[0]) {
+ fromParts.shift();
+ toParts.shift();
+ }
+ if (fromParts.length) {
+ var i = fromParts.length;
+ while (i--) {
+ fromParts[i] = "..";
+ }
+ }
+ return fromParts.concat(toParts).join("/");
+ }
+ var toString$1 = Object.prototype.toString;
+ function isObject(thing) {
+ return toString$1.call(thing) === "[object Object]";
+ }
+ function getLocator$1(source) {
+ var originalLines = source.split("\n");
+ var lineOffsets = [];
+ for (var i = 0, pos = 0; i < originalLines.length; i++) {
+ lineOffsets.push(pos);
+ pos += originalLines[i].length + 1;
+ }
+ return function locate2(index) {
+ var i2 = 0;
+ var j = lineOffsets.length;
+ while (i2 < j) {
+ var m = i2 + j >> 1;
+ if (index < lineOffsets[m]) {
+ j = m;
+ } else {
+ i2 = m + 1;
+ }
+ }
+ var line = i2 - 1;
+ var column = index - lineOffsets[line];
+ return { line, column };
+ };
+ }
+ var Mappings = function Mappings2(hires) {
+ this.hires = hires;
+ this.generatedCodeLine = 0;
+ this.generatedCodeColumn = 0;
+ this.raw = [];
+ this.rawSegments = this.raw[this.generatedCodeLine] = [];
+ this.pending = null;
+ };
+ Mappings.prototype.addEdit = function addEdit(sourceIndex, content, loc, nameIndex) {
+ if (content.length) {
+ var segment = [this.generatedCodeColumn, sourceIndex, loc.line, loc.column];
+ if (nameIndex >= 0) {
+ segment.push(nameIndex);
+ }
+ this.rawSegments.push(segment);
+ } else if (this.pending) {
+ this.rawSegments.push(this.pending);
+ }
+ this.advance(content);
+ this.pending = null;
+ };
+ Mappings.prototype.addUneditedChunk = function addUneditedChunk(sourceIndex, chunk, original, loc, sourcemapLocations) {
+ var originalCharIndex = chunk.start;
+ var first = true;
+ while (originalCharIndex < chunk.end) {
+ if (this.hires || first || sourcemapLocations[originalCharIndex]) {
+ this.rawSegments.push([this.generatedCodeColumn, sourceIndex, loc.line, loc.column]);
+ }
+ if (original[originalCharIndex] === "\n") {
+ loc.line += 1;
+ loc.column = 0;
+ this.generatedCodeLine += 1;
+ this.raw[this.generatedCodeLine] = this.rawSegments = [];
+ this.generatedCodeColumn = 0;
+ } else {
+ loc.column += 1;
+ this.generatedCodeColumn += 1;
+ }
+ originalCharIndex += 1;
+ first = false;
+ }
+ this.pending = [this.generatedCodeColumn, sourceIndex, loc.line, loc.column];
+ };
+ Mappings.prototype.advance = function advance2(str) {
+ if (!str) {
+ return;
+ }
+ var lines = str.split("\n");
+ if (lines.length > 1) {
+ for (var i = 0; i < lines.length - 1; i++) {
+ this.generatedCodeLine++;
+ this.raw[this.generatedCodeLine] = this.rawSegments = [];
+ }
+ this.generatedCodeColumn = 0;
+ }
+ this.generatedCodeColumn += lines[lines.length - 1].length;
+ };
+ var n = "\n";
+ var warned = {
+ insertLeft: false,
+ insertRight: false,
+ storeName: false
+ };
+ var MagicString = function MagicString2(string, options) {
+ if (options === void 0)
+ options = {};
+ var chunk = new Chunk(0, string.length, string);
+ Object.defineProperties(this, {
+ original: { writable: true, value: string },
+ outro: { writable: true, value: "" },
+ intro: { writable: true, value: "" },
+ firstChunk: { writable: true, value: chunk },
+ lastChunk: { writable: true, value: chunk },
+ lastSearchedChunk: { writable: true, value: chunk },
+ byStart: { writable: true, value: {} },
+ byEnd: { writable: true, value: {} },
+ filename: { writable: true, value: options.filename },
+ indentExclusionRanges: { writable: true, value: options.indentExclusionRanges },
+ sourcemapLocations: { writable: true, value: {} },
+ storedNames: { writable: true, value: {} },
+ indentStr: { writable: true, value: guessIndent(string) }
+ });
+ this.byStart[0] = chunk;
+ this.byEnd[string.length] = chunk;
+ };
+ MagicString.prototype.addSourcemapLocation = function addSourcemapLocation(char) {
+ this.sourcemapLocations[char] = true;
+ };
+ MagicString.prototype.append = function append(content) {
+ if (typeof content !== "string") {
+ throw new TypeError("outro content must be a string");
+ }
+ this.outro += content;
+ return this;
+ };
+ MagicString.prototype.appendLeft = function appendLeft2(index, content) {
+ if (typeof content !== "string") {
+ throw new TypeError("inserted content must be a string");
+ }
+ this._split(index);
+ var chunk = this.byEnd[index];
+ if (chunk) {
+ chunk.appendLeft(content);
+ } else {
+ this.intro += content;
+ }
+ return this;
+ };
+ MagicString.prototype.appendRight = function appendRight2(index, content) {
+ if (typeof content !== "string") {
+ throw new TypeError("inserted content must be a string");
+ }
+ this._split(index);
+ var chunk = this.byStart[index];
+ if (chunk) {
+ chunk.appendRight(content);
+ } else {
+ this.outro += content;
+ }
+ return this;
+ };
+ MagicString.prototype.clone = function clone3() {
+ var cloned = new MagicString(this.original, { filename: this.filename });
+ var originalChunk = this.firstChunk;
+ var clonedChunk = cloned.firstChunk = cloned.lastSearchedChunk = originalChunk.clone();
+ while (originalChunk) {
+ cloned.byStart[clonedChunk.start] = clonedChunk;
+ cloned.byEnd[clonedChunk.end] = clonedChunk;
+ var nextOriginalChunk = originalChunk.next;
+ var nextClonedChunk = nextOriginalChunk && nextOriginalChunk.clone();
+ if (nextClonedChunk) {
+ clonedChunk.next = nextClonedChunk;
+ nextClonedChunk.previous = clonedChunk;
+ clonedChunk = nextClonedChunk;
+ }
+ originalChunk = nextOriginalChunk;
+ }
+ cloned.lastChunk = clonedChunk;
+ if (this.indentExclusionRanges) {
+ cloned.indentExclusionRanges = this.indentExclusionRanges.slice();
+ }
+ Object.keys(this.sourcemapLocations).forEach(function(loc) {
+ cloned.sourcemapLocations[loc] = true;
+ });
+ return cloned;
+ };
+ MagicString.prototype.generateDecodedMap = function generateDecodedMap(options) {
+ var this$1 = this;
+ options = options || {};
+ var sourceIndex = 0;
+ var names2 = Object.keys(this.storedNames);
+ var mappings = new Mappings(options.hires);
+ var locate2 = getLocator$1(this.original);
+ if (this.intro) {
+ mappings.advance(this.intro);
+ }
+ this.firstChunk.eachNext(function(chunk) {
+ var loc = locate2(chunk.start);
+ if (chunk.intro.length) {
+ mappings.advance(chunk.intro);
+ }
+ if (chunk.edited) {
+ mappings.addEdit(sourceIndex, chunk.content, loc, chunk.storeName ? names2.indexOf(chunk.original) : -1);
+ } else {
+ mappings.addUneditedChunk(sourceIndex, chunk, this$1.original, loc, this$1.sourcemapLocations);
+ }
+ if (chunk.outro.length) {
+ mappings.advance(chunk.outro);
+ }
+ });
+ return {
+ file: options.file ? options.file.split(/[/\\]/).pop() : null,
+ sources: [options.source ? getRelativePath(options.file || "", options.source) : null],
+ sourcesContent: options.includeContent ? [this.original] : [null],
+ names: names2,
+ mappings: mappings.raw
+ };
+ };
+ MagicString.prototype.generateMap = function generateMap(options) {
+ return new SourceMap$1(this.generateDecodedMap(options));
+ };
+ MagicString.prototype.getIndentString = function getIndentString() {
+ return this.indentStr === null ? " " : this.indentStr;
+ };
+ MagicString.prototype.indent = function indent(indentStr, options) {
+ var pattern2 = /^[^\r\n]/gm;
+ if (isObject(indentStr)) {
+ options = indentStr;
+ indentStr = void 0;
+ }
+ indentStr = indentStr !== void 0 ? indentStr : this.indentStr || " ";
+ if (indentStr === "") {
+ return this;
+ }
+ options = options || {};
+ var isExcluded = {};
+ if (options.exclude) {
+ var exclusions = typeof options.exclude[0] === "number" ? [options.exclude] : options.exclude;
+ exclusions.forEach(function(exclusion) {
+ for (var i = exclusion[0]; i < exclusion[1]; i += 1) {
+ isExcluded[i] = true;
+ }
+ });
+ }
+ var shouldIndentNextCharacter = options.indentStart !== false;
+ var replacer = function(match) {
+ if (shouldIndentNextCharacter) {
+ return "" + indentStr + match;
+ }
+ shouldIndentNextCharacter = true;
+ return match;
+ };
+ this.intro = this.intro.replace(pattern2, replacer);
+ var charIndex = 0;
+ var chunk = this.firstChunk;
+ while (chunk) {
+ var end = chunk.end;
+ if (chunk.edited) {
+ if (!isExcluded[charIndex]) {
+ chunk.content = chunk.content.replace(pattern2, replacer);
+ if (chunk.content.length) {
+ shouldIndentNextCharacter = chunk.content[chunk.content.length - 1] === "\n";
+ }
+ }
+ } else {
+ charIndex = chunk.start;
+ while (charIndex < end) {
+ if (!isExcluded[charIndex]) {
+ var char = this.original[charIndex];
+ if (char === "\n") {
+ shouldIndentNextCharacter = true;
+ } else if (char !== "\r" && shouldIndentNextCharacter) {
+ shouldIndentNextCharacter = false;
+ if (charIndex === chunk.start) {
+ chunk.prependRight(indentStr);
+ } else {
+ this._splitChunk(chunk, charIndex);
+ chunk = chunk.next;
+ chunk.prependRight(indentStr);
+ }
+ }
+ }
+ charIndex += 1;
+ }
+ }
+ charIndex = chunk.end;
+ chunk = chunk.next;
+ }
+ this.outro = this.outro.replace(pattern2, replacer);
+ return this;
+ };
+ MagicString.prototype.insert = function insert() {
+ throw new Error("magicString.insert(...) is deprecated. Use prependRight(...) or appendLeft(...)");
+ };
+ MagicString.prototype.insertLeft = function insertLeft(index, content) {
+ if (!warned.insertLeft) {
+ console.warn("magicString.insertLeft(...) is deprecated. Use magicString.appendLeft(...) instead");
+ warned.insertLeft = true;
+ }
+ return this.appendLeft(index, content);
+ };
+ MagicString.prototype.insertRight = function insertRight(index, content) {
+ if (!warned.insertRight) {
+ console.warn("magicString.insertRight(...) is deprecated. Use magicString.prependRight(...) instead");
+ warned.insertRight = true;
+ }
+ return this.prependRight(index, content);
+ };
+ MagicString.prototype.move = function move(start, end, index) {
+ if (index >= start && index <= end) {
+ throw new Error("Cannot move a selection inside itself");
+ }
+ this._split(start);
+ this._split(end);
+ this._split(index);
+ var first = this.byStart[start];
+ var last = this.byEnd[end];
+ var oldLeft = first.previous;
+ var oldRight = last.next;
+ var newRight = this.byStart[index];
+ if (!newRight && last === this.lastChunk) {
+ return this;
+ }
+ var newLeft = newRight ? newRight.previous : this.lastChunk;
+ if (oldLeft) {
+ oldLeft.next = oldRight;
+ }
+ if (oldRight) {
+ oldRight.previous = oldLeft;
+ }
+ if (newLeft) {
+ newLeft.next = first;
+ }
+ if (newRight) {
+ newRight.previous = last;
+ }
+ if (!first.previous) {
+ this.firstChunk = last.next;
+ }
+ if (!last.next) {
+ this.lastChunk = first.previous;
+ this.lastChunk.next = null;
+ }
+ first.previous = newLeft;
+ last.next = newRight || null;
+ if (!newLeft) {
+ this.firstChunk = first;
+ }
+ if (!newRight) {
+ this.lastChunk = last;
+ }
+ return this;
+ };
+ MagicString.prototype.overwrite = function overwrite(start, end, content, options) {
+ if (typeof content !== "string") {
+ throw new TypeError("replacement content must be a string");
+ }
+ while (start < 0) {
+ start += this.original.length;
+ }
+ while (end < 0) {
+ end += this.original.length;
+ }
+ if (end > this.original.length) {
+ throw new Error("end is out of bounds");
+ }
+ if (start === end) {
+ throw new Error("Cannot overwrite a zero-length range \u2013 use appendLeft or prependRight instead");
+ }
+ this._split(start);
+ this._split(end);
+ if (options === true) {
+ if (!warned.storeName) {
+ console.warn("The final argument to magicString.overwrite(...) should be an options object. See https://github.com/rich-harris/magic-string");
+ warned.storeName = true;
+ }
+ options = { storeName: true };
+ }
+ var storeName = options !== void 0 ? options.storeName : false;
+ var contentOnly = options !== void 0 ? options.contentOnly : false;
+ if (storeName) {
+ var original = this.original.slice(start, end);
+ this.storedNames[original] = true;
+ }
+ var first = this.byStart[start];
+ var last = this.byEnd[end];
+ if (first) {
+ if (end > first.end && first.next !== this.byStart[first.end]) {
+ throw new Error("Cannot overwrite across a split point");
+ }
+ first.edit(content, storeName, contentOnly);
+ if (first !== last) {
+ var chunk = first.next;
+ while (chunk !== last) {
+ chunk.edit("", false);
+ chunk = chunk.next;
+ }
+ chunk.edit("", false);
+ }
+ } else {
+ var newChunk = new Chunk(start, end, "").edit(content, storeName);
+ last.next = newChunk;
+ newChunk.previous = last;
+ }
+ return this;
+ };
+ MagicString.prototype.prepend = function prepend(content) {
+ if (typeof content !== "string") {
+ throw new TypeError("outro content must be a string");
+ }
+ this.intro = content + this.intro;
+ return this;
+ };
+ MagicString.prototype.prependLeft = function prependLeft2(index, content) {
+ if (typeof content !== "string") {
+ throw new TypeError("inserted content must be a string");
+ }
+ this._split(index);
+ var chunk = this.byEnd[index];
+ if (chunk) {
+ chunk.prependLeft(content);
+ } else {
+ this.intro = content + this.intro;
+ }
+ return this;
+ };
+ MagicString.prototype.prependRight = function prependRight2(index, content) {
+ if (typeof content !== "string") {
+ throw new TypeError("inserted content must be a string");
+ }
+ this._split(index);
+ var chunk = this.byStart[index];
+ if (chunk) {
+ chunk.prependRight(content);
+ } else {
+ this.outro = content + this.outro;
+ }
+ return this;
+ };
+ MagicString.prototype.remove = function remove(start, end) {
+ while (start < 0) {
+ start += this.original.length;
+ }
+ while (end < 0) {
+ end += this.original.length;
+ }
+ if (start === end) {
+ return this;
+ }
+ if (start < 0 || end > this.original.length) {
+ throw new Error("Character is out of bounds");
+ }
+ if (start > end) {
+ throw new Error("end must be greater than start");
+ }
+ this._split(start);
+ this._split(end);
+ var chunk = this.byStart[start];
+ while (chunk) {
+ chunk.intro = "";
+ chunk.outro = "";
+ chunk.edit("");
+ chunk = end > chunk.end ? this.byStart[chunk.end] : null;
+ }
+ return this;
+ };
+ MagicString.prototype.lastChar = function lastChar() {
+ if (this.outro.length) {
+ return this.outro[this.outro.length - 1];
+ }
+ var chunk = this.lastChunk;
+ do {
+ if (chunk.outro.length) {
+ return chunk.outro[chunk.outro.length - 1];
+ }
+ if (chunk.content.length) {
+ return chunk.content[chunk.content.length - 1];
+ }
+ if (chunk.intro.length) {
+ return chunk.intro[chunk.intro.length - 1];
+ }
+ } while (chunk = chunk.previous);
+ if (this.intro.length) {
+ return this.intro[this.intro.length - 1];
+ }
+ return "";
+ };
+ MagicString.prototype.lastLine = function lastLine() {
+ var lineIndex = this.outro.lastIndexOf(n);
+ if (lineIndex !== -1) {
+ return this.outro.substr(lineIndex + 1);
+ }
+ var lineStr = this.outro;
+ var chunk = this.lastChunk;
+ do {
+ if (chunk.outro.length > 0) {
+ lineIndex = chunk.outro.lastIndexOf(n);
+ if (lineIndex !== -1) {
+ return chunk.outro.substr(lineIndex + 1) + lineStr;
+ }
+ lineStr = chunk.outro + lineStr;
+ }
+ if (chunk.content.length > 0) {
+ lineIndex = chunk.content.lastIndexOf(n);
+ if (lineIndex !== -1) {
+ return chunk.content.substr(lineIndex + 1) + lineStr;
+ }
+ lineStr = chunk.content + lineStr;
+ }
+ if (chunk.intro.length > 0) {
+ lineIndex = chunk.intro.lastIndexOf(n);
+ if (lineIndex !== -1) {
+ return chunk.intro.substr(lineIndex + 1) + lineStr;
+ }
+ lineStr = chunk.intro + lineStr;
+ }
+ } while (chunk = chunk.previous);
+ lineIndex = this.intro.lastIndexOf(n);
+ if (lineIndex !== -1) {
+ return this.intro.substr(lineIndex + 1) + lineStr;
+ }
+ return this.intro + lineStr;
+ };
+ MagicString.prototype.slice = function slice(start, end) {
+ if (start === void 0)
+ start = 0;
+ if (end === void 0)
+ end = this.original.length;
+ while (start < 0) {
+ start += this.original.length;
+ }
+ while (end < 0) {
+ end += this.original.length;
+ }
+ var result = "";
+ var chunk = this.firstChunk;
+ while (chunk && (chunk.start > start || chunk.end <= start)) {
+ if (chunk.start < end && chunk.end >= end) {
+ return result;
+ }
+ chunk = chunk.next;
+ }
+ if (chunk && chunk.edited && chunk.start !== start) {
+ throw new Error("Cannot use replaced character " + start + " as slice start anchor.");
+ }
+ var startChunk = chunk;
+ while (chunk) {
+ if (chunk.intro && (startChunk !== chunk || chunk.start === start)) {
+ result += chunk.intro;
+ }
+ var containsEnd = chunk.start < end && chunk.end >= end;
+ if (containsEnd && chunk.edited && chunk.end !== end) {
+ throw new Error("Cannot use replaced character " + end + " as slice end anchor.");
+ }
+ var sliceStart = startChunk === chunk ? start - chunk.start : 0;
+ var sliceEnd = containsEnd ? chunk.content.length + end - chunk.end : chunk.content.length;
+ result += chunk.content.slice(sliceStart, sliceEnd);
+ if (chunk.outro && (!containsEnd || chunk.end === end)) {
+ result += chunk.outro;
+ }
+ if (containsEnd) {
+ break;
+ }
+ chunk = chunk.next;
+ }
+ return result;
+ };
+ MagicString.prototype.snip = function snip(start, end) {
+ var clone4 = this.clone();
+ clone4.remove(0, start);
+ clone4.remove(end, clone4.original.length);
+ return clone4;
+ };
+ MagicString.prototype._split = function _split(index) {
+ if (this.byStart[index] || this.byEnd[index]) {
+ return;
+ }
+ var chunk = this.lastSearchedChunk;
+ var searchForward = index > chunk.end;
+ while (chunk) {
+ if (chunk.contains(index)) {
+ return this._splitChunk(chunk, index);
+ }
+ chunk = searchForward ? this.byStart[chunk.end] : this.byEnd[chunk.start];
+ }
+ };
+ MagicString.prototype._splitChunk = function _splitChunk(chunk, index) {
+ if (chunk.edited && chunk.content.length) {
+ var loc = getLocator$1(this.original)(index);
+ throw new Error("Cannot split a chunk that has already been edited (" + loc.line + ":" + loc.column + ' \u2013 "' + chunk.original + '")');
+ }
+ var newChunk = chunk.split(index);
+ this.byEnd[index] = chunk;
+ this.byStart[index] = newChunk;
+ this.byEnd[newChunk.end] = newChunk;
+ if (chunk === this.lastChunk) {
+ this.lastChunk = newChunk;
+ }
+ this.lastSearchedChunk = chunk;
+ return true;
+ };
+ MagicString.prototype.toString = function toString4() {
+ var str = this.intro;
+ var chunk = this.firstChunk;
+ while (chunk) {
+ str += chunk.toString();
+ chunk = chunk.next;
+ }
+ return str + this.outro;
+ };
+ MagicString.prototype.isEmpty = function isEmpty() {
+ var chunk = this.firstChunk;
+ do {
+ if (chunk.intro.length && chunk.intro.trim() || chunk.content.length && chunk.content.trim() || chunk.outro.length && chunk.outro.trim()) {
+ return false;
+ }
+ } while (chunk = chunk.next);
+ return true;
+ };
+ MagicString.prototype.length = function length() {
+ var chunk = this.firstChunk;
+ var length2 = 0;
+ do {
+ length2 += chunk.intro.length + chunk.content.length + chunk.outro.length;
+ } while (chunk = chunk.next);
+ return length2;
+ };
+ MagicString.prototype.trimLines = function trimLines() {
+ return this.trim("[\\r\\n]");
+ };
+ MagicString.prototype.trim = function trim2(charType) {
+ return this.trimStart(charType).trimEnd(charType);
+ };
+ MagicString.prototype.trimEndAborted = function trimEndAborted(charType) {
+ var rx = new RegExp((charType || "\\s") + "+$");
+ this.outro = this.outro.replace(rx, "");
+ if (this.outro.length) {
+ return true;
+ }
+ var chunk = this.lastChunk;
+ do {
+ var end = chunk.end;
+ var aborted = chunk.trimEnd(rx);
+ if (chunk.end !== end) {
+ if (this.lastChunk === chunk) {
+ this.lastChunk = chunk.next;
+ }
+ this.byEnd[chunk.end] = chunk;
+ this.byStart[chunk.next.start] = chunk.next;
+ this.byEnd[chunk.next.end] = chunk.next;
+ }
+ if (aborted) {
+ return true;
+ }
+ chunk = chunk.previous;
+ } while (chunk);
+ return false;
+ };
+ MagicString.prototype.trimEnd = function trimEnd2(charType) {
+ this.trimEndAborted(charType);
+ return this;
+ };
+ MagicString.prototype.trimStartAborted = function trimStartAborted(charType) {
+ var rx = new RegExp("^" + (charType || "\\s") + "+");
+ this.intro = this.intro.replace(rx, "");
+ if (this.intro.length) {
+ return true;
+ }
+ var chunk = this.firstChunk;
+ do {
+ var end = chunk.end;
+ var aborted = chunk.trimStart(rx);
+ if (chunk.end !== end) {
+ if (chunk === this.lastChunk) {
+ this.lastChunk = chunk.next;
+ }
+ this.byEnd[chunk.end] = chunk;
+ this.byStart[chunk.next.start] = chunk.next;
+ this.byEnd[chunk.next.end] = chunk.next;
+ }
+ if (aborted) {
+ return true;
+ }
+ chunk = chunk.next;
+ } while (chunk);
+ return false;
+ };
+ MagicString.prototype.trimStart = function trimStart2(charType) {
+ this.trimStartAborted(charType);
+ return this;
+ };
+ var UNKNOWN = {};
+ function gather_possible_values(node2, set) {
+ if (node2.type === "Literal") {
+ set.add(node2.value);
+ } else if (node2.type === "ConditionalExpression") {
+ gather_possible_values(node2.consequent, set);
+ gather_possible_values(node2.alternate, set);
+ } else {
+ set.add(UNKNOWN);
+ }
+ }
+ var BlockAppliesToNode;
+ (function(BlockAppliesToNode2) {
+ BlockAppliesToNode2[BlockAppliesToNode2["NotPossible"] = 0] = "NotPossible";
+ BlockAppliesToNode2[BlockAppliesToNode2["Possible"] = 1] = "Possible";
+ BlockAppliesToNode2[BlockAppliesToNode2["UnknownSelectorType"] = 2] = "UnknownSelectorType";
+ })(BlockAppliesToNode || (BlockAppliesToNode = {}));
+ var NodeExist;
+ (function(NodeExist2) {
+ NodeExist2[NodeExist2["Probably"] = 1] = "Probably";
+ NodeExist2[NodeExist2["Definitely"] = 2] = "Definitely";
+ })(NodeExist || (NodeExist = {}));
+ var whitelist_attribute_selector = /* @__PURE__ */ new Map([
+ ["details", /* @__PURE__ */ new Set(["open"])]
+ ]);
+ var Selector$1 = class {
+ constructor(node2, stylesheet) {
+ this.node = node2;
+ this.stylesheet = stylesheet;
+ this.blocks = group_selectors(node2);
+ let i = this.blocks.length;
+ while (i > 0) {
+ if (!this.blocks[i - 1].global)
+ break;
+ i -= 1;
+ }
+ this.local_blocks = this.blocks.slice(0, i);
+ const host_only = this.blocks.length === 1 && this.blocks[0].host;
+ const root_only = this.blocks.length === 1 && this.blocks[0].root;
+ this.used = this.local_blocks.length === 0 || host_only || root_only;
+ }
+ apply(node2) {
+ const to_encapsulate = [];
+ apply_selector(this.local_blocks.slice(), node2, to_encapsulate);
+ if (to_encapsulate.length > 0) {
+ to_encapsulate.forEach(({ node: node3, block }) => {
+ this.stylesheet.nodes_with_css_class.add(node3);
+ block.should_encapsulate = true;
+ });
+ this.used = true;
+ }
+ }
+ minify(code) {
+ let c2 = null;
+ this.blocks.forEach((block, i) => {
+ if (i > 0) {
+ if (block.start - c2 > 1) {
+ code.overwrite(c2, block.start, block.combinator.name || " ");
+ }
+ }
+ c2 = block.end;
+ });
+ }
+ transform(code, attr, max_amount_class_specificity_increased) {
+ const amount_class_specificity_to_increase = max_amount_class_specificity_increased - this.blocks.filter((block) => block.should_encapsulate).length;
+ function remove_global_pseudo_class(selector2) {
+ const first = selector2.children[0];
+ const last = selector2.children[selector2.children.length - 1];
+ code.remove(selector2.start, first.start).remove(last.end, selector2.end);
+ }
+ function encapsulate_block(block, attr2) {
+ for (const selector2 of block.selectors) {
+ if (selector2.type === "PseudoClassSelector" && selector2.name === "global") {
+ remove_global_pseudo_class(selector2);
+ }
+ }
+ let i = block.selectors.length;
+ while (i--) {
+ const selector2 = block.selectors[i];
+ if (selector2.type === "PseudoElementSelector" || selector2.type === "PseudoClassSelector") {
+ if (selector2.name !== "root" && selector2.name !== "host") {
+ if (i === 0)
+ code.prependRight(selector2.start, attr2);
+ }
+ continue;
+ }
+ if (selector2.type === "TypeSelector" && selector2.name === "*") {
+ code.overwrite(selector2.start, selector2.end, attr2);
+ } else {
+ code.appendLeft(selector2.end, attr2);
+ }
+ break;
+ }
+ }
+ this.blocks.forEach((block, index) => {
+ if (block.global) {
+ remove_global_pseudo_class(block.selectors[0]);
+ }
+ if (block.should_encapsulate)
+ encapsulate_block(block, index === this.blocks.length - 1 ? attr.repeat(amount_class_specificity_to_increase + 1) : attr);
+ });
+ }
+ validate(component) {
+ let start = 0;
+ let end = this.blocks.length;
+ for (; start < end; start += 1) {
+ if (!this.blocks[start].global)
+ break;
+ }
+ for (; end > start; end -= 1) {
+ if (!this.blocks[end - 1].global)
+ break;
+ }
+ for (let i = start; i < end; i += 1) {
+ if (this.blocks[i].global) {
+ return component.error(this.blocks[i].selectors[0], compiler_errors.css_invalid_global);
+ }
+ }
+ this.validate_global_with_multiple_selectors(component);
+ }
+ validate_global_with_multiple_selectors(component) {
+ if (this.blocks.length === 1 && this.blocks[0].selectors.length === 1) {
+ return;
+ }
+ for (const block of this.blocks) {
+ for (const selector2 of block.selectors) {
+ if (selector2.type === "PseudoClassSelector" && selector2.name === "global") {
+ if (/[^\\],(?!([^([]+[^\\]|[^([\\])[)\]])/.test(selector2.children[0].value)) {
+ component.error(selector2, compiler_errors.css_invalid_global_selector);
+ }
+ }
+ }
+ }
+ }
+ get_amount_class_specificity_increased() {
+ let count = 0;
+ for (const block of this.blocks) {
+ if (block.should_encapsulate) {
+ count++;
+ }
+ }
+ return count;
+ }
+ };
+ function apply_selector(blocks, node2, to_encapsulate) {
+ const block = blocks.pop();
+ if (!block)
+ return false;
+ if (!node2) {
+ return block.global && blocks.every((block2) => block2.global) || block.host && blocks.length === 0;
+ }
+ switch (block_might_apply_to_node(block, node2)) {
+ case BlockAppliesToNode.NotPossible:
+ return false;
+ case BlockAppliesToNode.UnknownSelectorType:
+ to_encapsulate.push({ node: node2, block });
+ return true;
+ }
+ if (block.combinator) {
+ if (block.combinator.type === "WhiteSpace") {
+ for (const ancestor_block of blocks) {
+ if (ancestor_block.global) {
+ continue;
+ }
+ if (ancestor_block.host) {
+ to_encapsulate.push({ node: node2, block });
+ return true;
+ }
+ let parent = node2;
+ while (parent = get_element_parent(parent)) {
+ if (block_might_apply_to_node(ancestor_block, parent) !== BlockAppliesToNode.NotPossible) {
+ to_encapsulate.push({ node: parent, block: ancestor_block });
+ }
+ }
+ if (to_encapsulate.length) {
+ to_encapsulate.push({ node: node2, block });
+ return true;
+ }
+ }
+ if (blocks.every((block2) => block2.global)) {
+ to_encapsulate.push({ node: node2, block });
+ return true;
+ }
+ return false;
+ } else if (block.combinator.name === ">") {
+ const has_global_parent = blocks.every((block2) => block2.global);
+ if (has_global_parent || apply_selector(blocks, get_element_parent(node2), to_encapsulate)) {
+ to_encapsulate.push({ node: node2, block });
+ return true;
+ }
+ return false;
+ } else if (block.combinator.name === "+" || block.combinator.name === "~") {
+ const siblings = get_possible_element_siblings(node2, block.combinator.name === "+");
+ let has_match = false;
+ const has_global = blocks.some((block2) => block2.global);
+ if (has_global) {
+ if (siblings.size === 0 && get_element_parent(node2) !== null) {
+ return false;
+ }
+ to_encapsulate.push({ node: node2, block });
+ return true;
+ }
+ for (const possible_sibling of siblings.keys()) {
+ if (apply_selector(blocks.slice(), possible_sibling, to_encapsulate)) {
+ to_encapsulate.push({ node: node2, block });
+ has_match = true;
+ }
+ }
+ return has_match;
+ }
+ to_encapsulate.push({ node: node2, block });
+ return true;
+ }
+ to_encapsulate.push({ node: node2, block });
+ return true;
+ }
+ function block_might_apply_to_node(block, node2) {
+ let i = block.selectors.length;
+ while (i--) {
+ const selector2 = block.selectors[i];
+ const name = typeof selector2.name === "string" && selector2.name.replace(/\\(.)/g, "$1");
+ if (selector2.type === "PseudoClassSelector" && (name === "host" || name === "root")) {
+ return BlockAppliesToNode.NotPossible;
+ }
+ if (block.selectors.length === 1 && selector2.type === "PseudoClassSelector" && name === "global") {
+ return BlockAppliesToNode.NotPossible;
+ }
+ if (selector2.type === "PseudoClassSelector" || selector2.type === "PseudoElementSelector") {
+ continue;
+ }
+ if (selector2.type === "ClassSelector") {
+ if (!attribute_matches(node2, "class", name, "~=", false) && !node2.classes.some((c2) => c2.name === name))
+ return BlockAppliesToNode.NotPossible;
+ } else if (selector2.type === "IdSelector") {
+ if (!attribute_matches(node2, "id", name, "=", false))
+ return BlockAppliesToNode.NotPossible;
+ } else if (selector2.type === "AttributeSelector") {
+ if (!(whitelist_attribute_selector.has(node2.name.toLowerCase()) && whitelist_attribute_selector.get(node2.name.toLowerCase()).has(selector2.name.name.toLowerCase())) && !attribute_matches(node2, selector2.name.name, selector2.value && unquote(selector2.value), selector2.matcher, selector2.flags)) {
+ return BlockAppliesToNode.NotPossible;
+ }
+ } else if (selector2.type === "TypeSelector") {
+ if (node2.name.toLowerCase() !== name.toLowerCase() && name !== "*")
+ return BlockAppliesToNode.NotPossible;
+ } else {
+ return BlockAppliesToNode.UnknownSelectorType;
+ }
+ }
+ return BlockAppliesToNode.Possible;
+ }
+ function test_attribute(operator, expected_value, case_insensitive, value2) {
+ if (case_insensitive) {
+ expected_value = expected_value.toLowerCase();
+ value2 = value2.toLowerCase();
+ }
+ switch (operator) {
+ case "=":
+ return value2 === expected_value;
+ case "~=":
+ return value2.split(/\s/).includes(expected_value);
+ case "|=":
+ return `${value2}-`.startsWith(`${expected_value}-`);
+ case "^=":
+ return value2.startsWith(expected_value);
+ case "$=":
+ return value2.endsWith(expected_value);
+ case "*=":
+ return value2.includes(expected_value);
+ default:
+ throw new Error("this shouldn't happen");
+ }
+ }
+ function attribute_matches(node2, name, expected_value, operator, case_insensitive) {
+ const spread = node2.attributes.find((attr2) => attr2.type === "Spread");
+ if (spread)
+ return true;
+ if (node2.bindings.some((binding) => binding.name === name))
+ return true;
+ const attr = node2.attributes.find((attr2) => attr2.name === name);
+ if (!attr)
+ return false;
+ if (attr.is_true)
+ return operator === null;
+ if (!expected_value)
+ return true;
+ if (attr.chunks.length === 1) {
+ const value2 = attr.chunks[0];
+ if (!value2)
+ return false;
+ if (value2.type === "Text")
+ return test_attribute(operator, expected_value, case_insensitive, value2.data);
+ }
+ const possible_values = /* @__PURE__ */ new Set();
+ let prev_values = [];
+ for (const chunk of attr.chunks) {
+ const current_possible_values = /* @__PURE__ */ new Set();
+ if (chunk.type === "Text") {
+ current_possible_values.add(chunk.data);
+ } else {
+ gather_possible_values(chunk.node, current_possible_values);
+ }
+ if (current_possible_values.has(UNKNOWN))
+ return true;
+ if (prev_values.length > 0) {
+ const start_with_space = [];
+ const remaining = [];
+ current_possible_values.forEach((current_possible_value) => {
+ if (/^\s/.test(current_possible_value)) {
+ start_with_space.push(current_possible_value);
+ } else {
+ remaining.push(current_possible_value);
+ }
+ });
+ if (remaining.length > 0) {
+ if (start_with_space.length > 0) {
+ prev_values.forEach((prev_value) => possible_values.add(prev_value));
+ }
+ const combined = [];
+ prev_values.forEach((prev_value) => {
+ remaining.forEach((value2) => {
+ combined.push(prev_value + value2);
+ });
+ });
+ prev_values = combined;
+ start_with_space.forEach((value2) => {
+ if (/\s$/.test(value2)) {
+ possible_values.add(value2);
+ } else {
+ prev_values.push(value2);
+ }
+ });
+ continue;
+ } else {
+ prev_values.forEach((prev_value) => possible_values.add(prev_value));
+ prev_values = [];
+ }
+ }
+ current_possible_values.forEach((current_possible_value) => {
+ if (/\s$/.test(current_possible_value)) {
+ possible_values.add(current_possible_value);
+ } else {
+ prev_values.push(current_possible_value);
+ }
+ });
+ if (prev_values.length < current_possible_values.size) {
+ prev_values.push(" ");
+ }
+ if (prev_values.length > 20) {
+ return true;
+ }
+ }
+ prev_values.forEach((prev_value) => possible_values.add(prev_value));
+ if (possible_values.has(UNKNOWN))
+ return true;
+ for (const value2 of possible_values) {
+ if (test_attribute(operator, expected_value, case_insensitive, value2))
+ return true;
+ }
+ return false;
+ }
+ function unquote(value2) {
+ if (value2.type === "Identifier")
+ return value2.name;
+ const str = value2.value;
+ if (str[0] === str[str.length - 1] && str[0] === "'" || str[0] === '"') {
+ return str.slice(1, str.length - 1);
+ }
+ return str;
+ }
+ function get_element_parent(node2) {
+ let parent = node2;
+ while ((parent = parent.parent) && parent.type !== "Element")
+ ;
+ return parent;
+ }
+ function get_possible_element_siblings(node2, adjacent_only) {
+ const result = /* @__PURE__ */ new Map();
+ let prev = node2;
+ while (prev = prev.prev) {
+ if (prev.type === "Element") {
+ if (!prev.attributes.find((attr) => attr.type === "Attribute" && attr.name.toLowerCase() === "slot")) {
+ result.set(prev, NodeExist.Definitely);
+ }
+ if (adjacent_only) {
+ break;
+ }
+ } else if (prev.type === "EachBlock" || prev.type === "IfBlock" || prev.type === "AwaitBlock") {
+ const possible_last_child = get_possible_last_child(prev, adjacent_only);
+ add_to_map(possible_last_child, result);
+ if (adjacent_only && has_definite_elements(possible_last_child)) {
+ return result;
+ }
+ }
+ }
+ if (!prev || !adjacent_only) {
+ let parent = node2;
+ let skip_each_for_last_child = node2.type === "ElseBlock";
+ while ((parent = parent.parent) && (parent.type === "EachBlock" || parent.type === "IfBlock" || parent.type === "ElseBlock" || parent.type === "AwaitBlock")) {
+ const possible_siblings = get_possible_element_siblings(parent, adjacent_only);
+ add_to_map(possible_siblings, result);
+ if (parent.type === "EachBlock") {
+ if (skip_each_for_last_child) {
+ skip_each_for_last_child = false;
+ } else {
+ add_to_map(get_possible_last_child(parent, adjacent_only), result);
+ }
+ } else if (parent.type === "ElseBlock") {
+ skip_each_for_last_child = true;
+ parent = parent.parent;
+ }
+ if (adjacent_only && has_definite_elements(possible_siblings)) {
+ break;
+ }
+ }
+ }
+ return result;
+ }
+ function get_possible_last_child(block, adjacent_only) {
+ const result = /* @__PURE__ */ new Map();
+ if (block.type === "EachBlock") {
+ const each_result = loop_child(block.children, adjacent_only);
+ const else_result = block.else ? loop_child(block.else.children, adjacent_only) : /* @__PURE__ */ new Map();
+ const not_exhaustive = !has_definite_elements(else_result);
+ if (not_exhaustive) {
+ mark_as_probably(each_result);
+ mark_as_probably(else_result);
+ }
+ add_to_map(each_result, result);
+ add_to_map(else_result, result);
+ } else if (block.type === "IfBlock") {
+ const if_result = loop_child(block.children, adjacent_only);
+ const else_result = block.else ? loop_child(block.else.children, adjacent_only) : /* @__PURE__ */ new Map();
+ const not_exhaustive = !has_definite_elements(if_result) || !has_definite_elements(else_result);
+ if (not_exhaustive) {
+ mark_as_probably(if_result);
+ mark_as_probably(else_result);
+ }
+ add_to_map(if_result, result);
+ add_to_map(else_result, result);
+ } else if (block.type === "AwaitBlock") {
+ const pending_result = block.pending ? loop_child(block.pending.children, adjacent_only) : /* @__PURE__ */ new Map();
+ const then_result = block.then ? loop_child(block.then.children, adjacent_only) : /* @__PURE__ */ new Map();
+ const catch_result = block.catch ? loop_child(block.catch.children, adjacent_only) : /* @__PURE__ */ new Map();
+ const not_exhaustive = !has_definite_elements(pending_result) || !has_definite_elements(then_result) || !has_definite_elements(catch_result);
+ if (not_exhaustive) {
+ mark_as_probably(pending_result);
+ mark_as_probably(then_result);
+ mark_as_probably(catch_result);
+ }
+ add_to_map(pending_result, result);
+ add_to_map(then_result, result);
+ add_to_map(catch_result, result);
+ }
+ return result;
+ }
+ function has_definite_elements(result) {
+ if (result.size === 0)
+ return false;
+ for (const exist of result.values()) {
+ if (exist === NodeExist.Definitely) {
+ return true;
+ }
+ }
+ return false;
+ }
+ function add_to_map(from, to) {
+ from.forEach((exist, element) => {
+ to.set(element, higher_existence(exist, to.get(element)));
+ });
+ }
+ function higher_existence(exist1, exist2) {
+ if (exist1 === void 0 || exist2 === void 0)
+ return exist1 || exist2;
+ return exist1 > exist2 ? exist1 : exist2;
+ }
+ function mark_as_probably(result) {
+ for (const key of result.keys()) {
+ result.set(key, NodeExist.Probably);
+ }
+ }
+ function loop_child(children, adjacent_only) {
+ const result = /* @__PURE__ */ new Map();
+ for (let i = children.length - 1; i >= 0; i--) {
+ const child = children[i];
+ if (child.type === "Element") {
+ result.set(child, NodeExist.Definitely);
+ if (adjacent_only) {
+ break;
+ }
+ } else if (child.type === "EachBlock" || child.type === "IfBlock" || child.type === "AwaitBlock") {
+ const child_result = get_possible_last_child(child, adjacent_only);
+ add_to_map(child_result, result);
+ if (adjacent_only && has_definite_elements(child_result)) {
+ break;
+ }
+ }
+ }
+ return result;
+ }
+ var Block$2 = class {
+ constructor(combinator) {
+ this.combinator = combinator;
+ this.host = false;
+ this.root = false;
+ this.selectors = [];
+ this.start = null;
+ this.end = null;
+ this.should_encapsulate = false;
+ }
+ add(selector2) {
+ if (this.selectors.length === 0) {
+ this.start = selector2.start;
+ this.host = selector2.type === "PseudoClassSelector" && selector2.name === "host";
+ }
+ this.root = this.root || selector2.type === "PseudoClassSelector" && selector2.name === "root";
+ this.selectors.push(selector2);
+ this.end = selector2.end;
+ }
+ get global() {
+ return this.selectors.length >= 1 && this.selectors[0].type === "PseudoClassSelector" && this.selectors[0].name === "global" && this.selectors.every((selector2) => selector2.type === "PseudoClassSelector" || selector2.type === "PseudoElementSelector");
+ }
+ };
+ function group_selectors(selector2) {
+ let block = new Block$2(null);
+ const blocks = [block];
+ selector2.children.forEach((child) => {
+ if (child.type === "WhiteSpace" || child.type === "Combinator") {
+ block = new Block$2(child);
+ blocks.push(block);
+ } else {
+ block.add(child);
+ }
+ });
+ return blocks;
+ }
+ function remove_css_prefix(name) {
+ return name.replace(/^-((webkit)|(moz)|(o)|(ms))-/, "");
+ }
+ var is_keyframes_node = (node2) => remove_css_prefix(node2.name) === "keyframes";
+ var at_rule_has_declaration = ({ block }) => block && block.children && block.children.find((node2) => node2.type === "Declaration");
+ function minify_declarations(code, start, declarations) {
+ let c2 = start;
+ declarations.forEach((declaration, i) => {
+ const separator = i > 0 ? ";" : "";
+ if (declaration.node.start - c2 > separator.length) {
+ code.overwrite(c2, declaration.node.start, separator);
+ }
+ declaration.minify(code);
+ c2 = declaration.node.end;
+ });
+ return c2;
+ }
+ var Rule$1 = class {
+ constructor(node2, stylesheet, parent) {
+ this.node = node2;
+ this.parent = parent;
+ this.selectors = node2.prelude.children.map((node3) => new Selector$1(node3, stylesheet));
+ this.declarations = node2.block.children.map((node3) => new Declaration$1(node3));
+ }
+ apply(node2) {
+ this.selectors.forEach((selector2) => selector2.apply(node2));
+ }
+ is_used(dev) {
+ if (this.parent && this.parent.node.type === "Atrule" && is_keyframes_node(this.parent.node))
+ return true;
+ if (this.declarations.length === 0)
+ return dev;
+ return this.selectors.some((s) => s.used);
+ }
+ minify(code, _dev) {
+ let c2 = this.node.start;
+ let started = false;
+ this.selectors.forEach((selector2) => {
+ if (selector2.used) {
+ const separator = started ? "," : "";
+ if (selector2.node.start - c2 > separator.length) {
+ code.overwrite(c2, selector2.node.start, separator);
+ }
+ selector2.minify(code);
+ c2 = selector2.node.end;
+ started = true;
+ }
+ });
+ code.remove(c2, this.node.block.start);
+ c2 = this.node.block.start + 1;
+ c2 = minify_declarations(code, c2, this.declarations);
+ code.remove(c2, this.node.block.end - 1);
+ }
+ transform(code, id2, keyframes, max_amount_class_specificity_increased) {
+ if (this.parent && this.parent.node.type === "Atrule" && is_keyframes_node(this.parent.node))
+ return true;
+ const attr = `.${id2}`;
+ this.selectors.forEach((selector2) => selector2.transform(code, attr, max_amount_class_specificity_increased));
+ this.declarations.forEach((declaration) => declaration.transform(code, keyframes));
+ }
+ validate(component) {
+ this.selectors.forEach((selector2) => {
+ selector2.validate(component);
+ });
+ }
+ warn_on_unused_selector(handler) {
+ this.selectors.forEach((selector2) => {
+ if (!selector2.used)
+ handler(selector2);
+ });
+ }
+ get_max_amount_class_specificity_increased() {
+ return Math.max(...this.selectors.map((selector2) => selector2.get_amount_class_specificity_increased()));
+ }
+ };
+ var Declaration$1 = class {
+ constructor(node2) {
+ this.node = node2;
+ }
+ transform(code, keyframes) {
+ const property = this.node.property && remove_css_prefix(this.node.property.toLowerCase());
+ if (property === "animation" || property === "animation-name") {
+ this.node.value.children.forEach((block) => {
+ if (block.type === "Identifier") {
+ const name = block.name;
+ if (keyframes.has(name)) {
+ code.overwrite(block.start, block.end, keyframes.get(name));
+ }
+ }
+ });
+ }
+ }
+ minify(code) {
+ if (!this.node.property)
+ return;
+ const c2 = this.node.start + this.node.property.length;
+ const first = this.node.value.children ? this.node.value.children[0] : this.node.value;
+ if (first.type === "Raw" && /^\s+$/.test(first.value))
+ return;
+ let start = first.start;
+ while (/\s/.test(code.original[start]))
+ start += 1;
+ if (start - c2 > 1) {
+ code.overwrite(c2, start, ":");
+ }
+ }
+ };
+ var Atrule$1 = class {
+ constructor(node2) {
+ this.node = node2;
+ this.children = [];
+ this.declarations = [];
+ }
+ apply(node2) {
+ if (this.node.name === "media" || this.node.name === "supports") {
+ this.children.forEach((child) => {
+ child.apply(node2);
+ });
+ } else if (is_keyframes_node(this.node)) {
+ this.children.forEach((rule) => {
+ rule.selectors.forEach((selector2) => {
+ selector2.used = true;
+ });
+ });
+ }
+ }
+ is_used(_dev) {
+ return true;
+ }
+ minify(code, dev) {
+ if (this.node.name === "media") {
+ const expression_char = code.original[this.node.prelude.start];
+ let c2 = this.node.start + (expression_char === "(" ? 6 : 7);
+ if (this.node.prelude.start > c2)
+ code.remove(c2, this.node.prelude.start);
+ this.node.prelude.children.forEach((query) => {
+ c2 = query.end;
+ });
+ code.remove(c2, this.node.block.start);
+ } else if (this.node.name === "supports") {
+ let c2 = this.node.start + 9;
+ if (this.node.prelude.start - c2 > 1)
+ code.overwrite(c2, this.node.prelude.start, " ");
+ this.node.prelude.children.forEach((query) => {
+ c2 = query.end;
+ });
+ code.remove(c2, this.node.block.start);
+ } else {
+ let c2 = this.node.start + this.node.name.length + 1;
+ if (this.node.prelude) {
+ if (this.node.prelude.start - c2 > 1)
+ code.overwrite(c2, this.node.prelude.start, " ");
+ c2 = this.node.prelude.end;
+ }
+ if (this.node.block && this.node.block.start - c2 > 0) {
+ code.remove(c2, this.node.block.start);
+ }
+ }
+ if (this.node.block) {
+ let c2 = this.node.block.start + 1;
+ if (this.declarations.length) {
+ c2 = minify_declarations(code, c2, this.declarations);
+ if (this.children.length)
+ c2++;
+ }
+ this.children.forEach((child) => {
+ if (child.is_used(dev)) {
+ code.remove(c2, child.node.start);
+ child.minify(code, dev);
+ c2 = child.node.end;
+ }
+ });
+ code.remove(c2, this.node.block.end - 1);
+ }
+ }
+ transform(code, id2, keyframes, max_amount_class_specificity_increased) {
+ if (is_keyframes_node(this.node)) {
+ this.node.prelude.children.forEach(({ type, name, start, end }) => {
+ if (type === "Identifier") {
+ if (name.startsWith("-global-")) {
+ code.remove(start, start + 8);
+ this.children.forEach((rule) => {
+ rule.selectors.forEach((selector2) => {
+ selector2.used = true;
+ });
+ });
+ } else {
+ code.overwrite(start, end, keyframes.get(name));
+ }
+ }
+ });
+ }
+ this.children.forEach((child) => {
+ child.transform(code, id2, keyframes, max_amount_class_specificity_increased);
+ });
+ }
+ validate(component) {
+ this.children.forEach((child) => {
+ child.validate(component);
+ });
+ }
+ warn_on_unused_selector(handler) {
+ if (this.node.name !== "media")
+ return;
+ this.children.forEach((child) => {
+ child.warn_on_unused_selector(handler);
+ });
+ }
+ get_max_amount_class_specificity_increased() {
+ return Math.max(...this.children.map((rule) => rule.get_max_amount_class_specificity_increased()));
+ }
+ };
+ var get_default_css_hash = ({ css, hash: hash2 }) => {
+ return `svelte-${hash2(css)}`;
+ };
+ var Stylesheet = class {
+ constructor({ source, ast, component_name, filename, dev, get_css_hash = get_default_css_hash }) {
+ this.children = [];
+ this.keyframes = /* @__PURE__ */ new Map();
+ this.nodes_with_css_class = /* @__PURE__ */ new Set();
+ this.source = source;
+ this.ast = ast;
+ this.filename = filename;
+ this.dev = dev;
+ if (ast.css && ast.css.children.length) {
+ this.id = get_css_hash({
+ filename,
+ name: component_name,
+ css: ast.css.content.styles,
+ hash
+ });
+ this.has_styles = true;
+ const stack = [];
+ let depth = 0;
+ let current_atrule = null;
+ walk(ast.css, {
+ enter: (node2) => {
+ if (node2.type === "Atrule") {
+ const atrule2 = new Atrule$1(node2);
+ stack.push(atrule2);
+ if (current_atrule) {
+ current_atrule.children.push(atrule2);
+ } else if (depth <= 1) {
+ this.children.push(atrule2);
+ }
+ if (is_keyframes_node(node2)) {
+ node2.prelude.children.forEach((expression2) => {
+ if (expression2.type === "Identifier" && !expression2.name.startsWith("-global-")) {
+ this.keyframes.set(expression2.name, `${this.id}-${expression2.name}`);
+ }
+ });
+ } else if (at_rule_has_declaration(node2)) {
+ const at_rule_declarations = node2.block.children.filter((node3) => node3.type === "Declaration").map((node3) => new Declaration$1(node3));
+ push_array$1(atrule2.declarations, at_rule_declarations);
+ }
+ current_atrule = atrule2;
+ }
+ if (node2.type === "Rule") {
+ const rule = new Rule$1(node2, this, current_atrule);
+ if (current_atrule) {
+ current_atrule.children.push(rule);
+ } else if (depth <= 1) {
+ this.children.push(rule);
+ }
+ }
+ depth += 1;
+ },
+ leave: (node2) => {
+ if (node2.type === "Atrule") {
+ stack.pop();
+ current_atrule = stack[stack.length - 1];
+ }
+ depth -= 1;
+ }
+ });
+ } else {
+ this.has_styles = false;
+ }
+ }
+ apply(node2) {
+ if (!this.has_styles)
+ return;
+ for (let i = 0; i < this.children.length; i += 1) {
+ const child = this.children[i];
+ child.apply(node2);
+ }
+ }
+ reify() {
+ this.nodes_with_css_class.forEach((node2) => {
+ node2.add_css_class();
+ });
+ }
+ render(file, should_transform_selectors) {
+ if (!this.has_styles) {
+ return { code: null, map: null };
+ }
+ const code = new MagicString(this.source);
+ walk(this.ast.css, {
+ enter: (node2) => {
+ code.addSourcemapLocation(node2.start);
+ code.addSourcemapLocation(node2.end);
+ }
+ });
+ if (should_transform_selectors) {
+ const max = Math.max(...this.children.map((rule) => rule.get_max_amount_class_specificity_increased()));
+ this.children.forEach((child) => {
+ child.transform(code, this.id, this.keyframes, max);
+ });
+ }
+ let c2 = 0;
+ this.children.forEach((child) => {
+ if (child.is_used(this.dev)) {
+ code.remove(c2, child.node.start);
+ child.minify(code, this.dev);
+ c2 = child.node.end;
+ }
+ });
+ code.remove(c2, this.source.length);
+ return {
+ code: code.toString(),
+ map: code.generateMap({
+ includeContent: true,
+ source: this.filename,
+ file
+ })
+ };
+ }
+ validate(component) {
+ this.children.forEach((child) => {
+ child.validate(component);
+ });
+ }
+ warn_on_unused_selectors(component) {
+ const ignores = !this.ast.css ? [] : extract_ignores_above_position(this.ast.css.start, this.ast.html.children);
+ component.push_ignores(ignores);
+ this.children.forEach((child) => {
+ child.warn_on_unused_selector((selector2) => {
+ component.warn(selector2.node, compiler_warnings.css_unused_selector(this.source.slice(selector2.node.start, selector2.node.end)));
+ });
+ });
+ component.pop_ignores();
+ }
+ };
+ var test = typeof process !== "undefined" && process.env.TEST;
+ var TemplateScope = class {
+ constructor(parent) {
+ this.owners = /* @__PURE__ */ new Map();
+ this.parent = parent;
+ this.names = new Set(parent ? parent.names : []);
+ this.dependencies_for_name = new Map(parent ? parent.dependencies_for_name : []);
+ }
+ add(name, dependencies, owner) {
+ this.names.add(name);
+ this.dependencies_for_name.set(name, dependencies);
+ this.owners.set(name, owner);
+ return this;
+ }
+ child() {
+ const child = new TemplateScope(this);
+ return child;
+ }
+ is_top_level(name) {
+ return !this.parent || !this.names.has(name) && this.parent.is_top_level(name);
+ }
+ get_owner(name) {
+ return this.owners.get(name) || this.parent && this.parent.get_owner(name);
+ }
+ is_let(name) {
+ const owner = this.get_owner(name);
+ return owner && (owner.type === "Element" || owner.type === "InlineComponent" || owner.type === "SlotTemplate");
+ }
+ is_await(name) {
+ const owner = this.get_owner(name);
+ return owner && (owner.type === "ThenBlock" || owner.type === "CatchBlock");
+ }
+ is_const(name) {
+ const owner = this.get_owner(name);
+ return owner && owner.type === "ConstTag";
+ }
+ };
+ var Fragment = class extends Node$1 {
+ constructor(component, info) {
+ const scope2 = new TemplateScope();
+ super(component, null, scope2, info);
+ this.scope = scope2;
+ this.children = map_children(component, this, scope2, info.children);
+ }
+ };
+ var internal_exports = /* @__PURE__ */ new Set(["HtmlTag", "HtmlTagHydration", "SvelteComponent", "SvelteComponentDev", "SvelteComponentTyped", "SvelteElement", "action_destroyer", "add_attribute", "add_classes", "add_flush_callback", "add_location", "add_render_callback", "add_resize_listener", "add_styles", "add_transform", "afterUpdate", "append", "append_dev", "append_empty_stylesheet", "append_hydration", "append_hydration_dev", "append_styles", "assign", "attr", "attr_dev", "attribute_to_object", "beforeUpdate", "bind", "binding_callbacks", "blank_object", "bubble", "check_outros", "children", "claim_component", "claim_element", "claim_html_tag", "claim_space", "claim_svg_element", "claim_text", "clear_loops", "component_subscribe", "compute_rest_props", "compute_slots", "createEventDispatcher", "create_animation", "create_bidirectional_transition", "create_component", "create_in_transition", "create_out_transition", "create_slot", "create_ssr_component", "current_component", "custom_event", "dataset_dev", "debug", "destroy_block", "destroy_component", "destroy_each", "detach", "detach_after_dev", "detach_before_dev", "detach_between_dev", "detach_dev", "dirty_components", "dispatch_dev", "each", "element", "element_is", "empty", "end_hydrating", "escape", "escape_attribute_value", "escape_object", "escaped", "exclude_internal_props", "fix_and_destroy_block", "fix_and_outro_and_destroy_block", "fix_position", "flush", "getAllContexts", "getContext", "get_all_dirty_from_scope", "get_binding_group_value", "get_current_component", "get_custom_elements_slots", "get_root_for_style", "get_slot_changes", "get_spread_object", "get_spread_update", "get_store_value", "globals", "group_outros", "handle_promise", "hasContext", "has_prop", "identity", "init", "insert", "insert_dev", "insert_hydration", "insert_hydration_dev", "intros", "invalid_attribute_name_character", "is_client", "is_crossorigin", "is_empty", "is_function", "is_promise", "listen", "listen_dev", "loop", "loop_guard", "merge_ssr_styles", "missing_component", "mount_component", "noop", "not_equal", "now", "null_to_empty", "object_without_properties", "onDestroy", "onMount", "once", "outro_and_destroy_block", "prevent_default", "prop_dev", "query_selector_all", "raf", "run", "run_all", "safe_not_equal", "schedule_update", "select_multiple_value", "select_option", "select_options", "select_value", "self", "setContext", "set_attributes", "set_current_component", "set_custom_element_data", "set_data", "set_data_dev", "set_input_type", "set_input_value", "set_now", "set_raf", "set_store_value", "set_style", "set_svg_attributes", "space", "spread", "src_url_equal", "start_hydrating", "stop_propagation", "subscribe", "svg_element", "text", "tick", "time_ranges_to_array", "to_number", "toggle_class", "transition_in", "transition_out", "trusted", "update_await_block_branch", "update_keyed_each", "update_slot", "update_slot_base", "validate_component", "validate_dynamic_element", "validate_each_argument", "validate_each_keys", "validate_slots", "validate_store", "xlink_attr"]);
+ function is_used_as_reference(node2, parent) {
+ if (!is_reference(node2, parent)) {
+ return false;
+ }
+ if (!parent) {
+ return true;
+ }
+ switch (parent.type) {
+ case "VariableDeclarator":
+ return node2 !== parent.id;
+ case "FunctionDeclaration":
+ case "ImportSpecifier":
+ case "ImportDefaultSpecifier":
+ case "ImportNamespaceSpecifier":
+ case "ExportSpecifier":
+ return false;
+ default:
+ return true;
+ }
+ }
+ var Component = class {
+ constructor(ast, source, name, compile_options, stats, warnings) {
+ this.ignore_stack = [];
+ this.vars = [];
+ this.var_lookup = /* @__PURE__ */ new Map();
+ this.imports = [];
+ this.exports_from = [];
+ this.instance_exports_from = [];
+ this.hoistable_nodes = /* @__PURE__ */ new Set();
+ this.node_for_declaration = /* @__PURE__ */ new Map();
+ this.partly_hoisted = [];
+ this.fully_hoisted = [];
+ this.reactive_declarations = [];
+ this.reactive_declaration_nodes = /* @__PURE__ */ new Set();
+ this.has_reactive_assignments = false;
+ this.injected_reactive_declaration_vars = /* @__PURE__ */ new Set();
+ this.helpers = /* @__PURE__ */ new Map();
+ this.globals = /* @__PURE__ */ new Map();
+ this.indirect_dependencies = /* @__PURE__ */ new Map();
+ this.elements = [];
+ this.aliases = /* @__PURE__ */ new Map();
+ this.used_names = /* @__PURE__ */ new Set();
+ this.globally_used_names = /* @__PURE__ */ new Set();
+ this.slots = /* @__PURE__ */ new Map();
+ this.slot_outlets = /* @__PURE__ */ new Set();
+ this.name = { type: "Identifier", name };
+ this.stats = stats;
+ this.warnings = warnings;
+ this.ast = ast;
+ this.source = source;
+ this.compile_options = compile_options;
+ this.original_ast = clone({
+ html: ast.html,
+ css: ast.css,
+ instance: ast.instance,
+ module: ast.module
+ });
+ this.file = compile_options.filename && (typeof process !== "undefined" ? compile_options.filename.replace(process.cwd(), "").replace(/^[/\\]/, "") : compile_options.filename);
+ this.locate = getLocator(this.source, { offsetLine: 1 });
+ this.stylesheet = new Stylesheet({
+ source,
+ ast,
+ filename: compile_options.filename,
+ component_name: name,
+ dev: compile_options.dev,
+ get_css_hash: compile_options.cssHash
+ });
+ this.stylesheet.validate(this);
+ this.component_options = process_component_options(this, this.ast.html.children);
+ this.namespace = namespaces[this.component_options.namespace] || this.component_options.namespace;
+ if (compile_options.customElement) {
+ if (this.component_options.tag === void 0 && compile_options.tag === void 0) {
+ const svelteOptions = ast.html.children.find((child) => child.name === "svelte:options") || { start: 0, end: 0 };
+ this.warn(svelteOptions, compiler_warnings.custom_element_no_tag);
+ }
+ this.tag = this.component_options.tag || compile_options.tag;
+ } else {
+ this.tag = this.name.name;
+ }
+ this.walk_module_js();
+ this.push_ignores(this.ast.instance ? extract_ignores_above_position(this.ast.instance.start, this.ast.html.children) : []);
+ this.walk_instance_js_pre_template();
+ this.pop_ignores();
+ this.fragment = new Fragment(this, ast.html);
+ this.name = this.get_unique_name(name);
+ this.push_ignores(this.ast.instance ? extract_ignores_above_position(this.ast.instance.start, this.ast.html.children) : []);
+ this.walk_instance_js_post_template();
+ this.pop_ignores();
+ this.elements.forEach((element) => this.stylesheet.apply(element));
+ if (!compile_options.customElement)
+ this.stylesheet.reify();
+ this.stylesheet.warn_on_unused_selectors(this);
+ }
+ add_var(node2, variable, add_to_lookup = true) {
+ this.vars.push(variable);
+ if (add_to_lookup) {
+ if (this.var_lookup.has(variable.name)) {
+ const exists_var = this.var_lookup.get(variable.name);
+ if (exists_var.module && exists_var.imported) {
+ this.error(node2, compiler_errors.illegal_variable_declaration);
+ }
+ }
+ this.var_lookup.set(variable.name, variable);
+ }
+ }
+ add_reference(node2, name) {
+ const variable = this.var_lookup.get(name);
+ if (variable) {
+ variable.referenced = true;
+ } else if (is_reserved_keyword(name)) {
+ this.add_var(node2, {
+ name,
+ injected: true,
+ referenced: true
+ });
+ } else if (name[0] === "$") {
+ this.add_var(node2, {
+ name,
+ injected: true,
+ referenced: true,
+ mutated: true,
+ writable: true
+ });
+ const subscribable_name = name.slice(1);
+ const variable2 = this.var_lookup.get(subscribable_name);
+ if (variable2) {
+ variable2.referenced = true;
+ variable2.subscribable = true;
+ }
+ } else {
+ if (this.compile_options.varsReport === "full") {
+ this.add_var(node2, { name, referenced: true }, false);
+ }
+ this.used_names.add(name);
+ }
+ }
+ alias(name) {
+ if (!this.aliases.has(name)) {
+ this.aliases.set(name, this.get_unique_name(name));
+ }
+ return this.aliases.get(name);
+ }
+ apply_stylesheet(element) {
+ this.elements.push(element);
+ }
+ global(name) {
+ const alias = this.alias(name);
+ this.globals.set(name, alias);
+ return alias;
+ }
+ generate(result) {
+ let js = null;
+ let css = null;
+ if (result) {
+ const { compile_options, name } = this;
+ const { format = "esm" } = compile_options;
+ const banner = `${this.file ? `${this.file} ` : ""}generated by Svelte v${"3.47.0"}`;
+ const program = { type: "Program", body: result.js };
+ walk(program, {
+ enter: (node2, parent, key) => {
+ if (node2.type === "Identifier") {
+ if (node2.name[0] === "@") {
+ if (node2.name[1] === "_") {
+ const alias = this.global(node2.name.slice(2));
+ node2.name = alias.name;
+ } else {
+ let name2 = node2.name.slice(1);
+ if (compile_options.hydratable) {
+ if (internal_exports.has(`${name2}_hydration`)) {
+ name2 += "_hydration";
+ } else if (internal_exports.has(`${name2}Hydration`)) {
+ name2 += "Hydration";
+ }
+ }
+ if (compile_options.dev) {
+ if (internal_exports.has(`${name2}_dev`)) {
+ name2 += "_dev";
+ } else if (internal_exports.has(`${name2}Dev`)) {
+ name2 += "Dev";
+ }
+ }
+ const alias = this.alias(name2);
+ this.helpers.set(name2, alias);
+ node2.name = alias.name;
+ }
+ } else if (node2.name[0] !== "#" && !is_valid(node2.name)) {
+ const literal2 = { type: "Literal", value: node2.name };
+ if (parent.type === "Property" && key === "key") {
+ parent.key = literal2;
+ } else if (parent.type === "MemberExpression" && key === "property") {
+ parent.property = literal2;
+ parent.computed = true;
+ }
+ }
+ }
+ }
+ });
+ const referenced_globals = Array.from(this.globals, ([name2, alias]) => name2 !== alias.name && { name: name2, alias }).filter(Boolean);
+ if (referenced_globals.length) {
+ this.helpers.set("globals", this.alias("globals"));
+ }
+ const imported_helpers = Array.from(this.helpers, ([name2, alias]) => ({
+ name: name2,
+ alias
+ }));
+ create_module(program, format, name, banner, compile_options.sveltePath, imported_helpers, referenced_globals, this.imports, this.vars.filter((variable) => variable.module && variable.export_name).map((variable) => ({
+ name: variable.name,
+ as: variable.export_name
+ })), this.exports_from);
+ css = compile_options.customElement ? { code: null, map: null } : result.css;
+ const js_sourcemap_enabled = check_enable_sourcemap(compile_options.enableSourcemap, "js");
+ if (!js_sourcemap_enabled) {
+ js = print(program);
+ js.map = null;
+ } else {
+ const sourcemap_source_filename = get_sourcemap_source_filename(compile_options);
+ js = print(program, {
+ sourceMapSource: sourcemap_source_filename
+ });
+ js.map.sources = [
+ sourcemap_source_filename
+ ];
+ js.map.sourcesContent = [
+ this.source
+ ];
+ js.map = apply_preprocessor_sourcemap(sourcemap_source_filename, js.map, compile_options.sourcemap);
+ }
+ }
+ return {
+ js,
+ css,
+ ast: this.original_ast,
+ warnings: this.warnings,
+ vars: this.get_vars_report(),
+ stats: this.stats.render()
+ };
+ }
+ get_unique_name(name, scope2) {
+ if (test)
+ name = `${name}$`;
+ let alias = name;
+ for (let i = 1; reserved.has(alias) || this.var_lookup.has(alias) || this.used_names.has(alias) || this.globally_used_names.has(alias) || scope2 && scope2.has(alias); alias = `${name}_${i++}`)
+ ;
+ this.used_names.add(alias);
+ return { type: "Identifier", name: alias };
+ }
+ get_unique_name_maker() {
+ const local_used_names = /* @__PURE__ */ new Set();
+ function add(name) {
+ local_used_names.add(name);
+ }
+ reserved.forEach(add);
+ internal_exports.forEach(add);
+ this.var_lookup.forEach((_value, key) => add(key));
+ return (name) => {
+ if (test)
+ name = `${name}$`;
+ let alias = name;
+ for (let i = 1; this.used_names.has(alias) || local_used_names.has(alias); alias = `${name}_${i++}`)
+ ;
+ local_used_names.add(alias);
+ this.globally_used_names.add(alias);
+ return {
+ type: "Identifier",
+ name: alias
+ };
+ };
+ }
+ get_vars_report() {
+ const { compile_options, vars } = this;
+ const vars_report = compile_options.varsReport === false ? [] : compile_options.varsReport === "full" ? vars : vars.filter((v) => !v.global && !v.internal);
+ return vars_report.map((v) => ({
+ name: v.name,
+ export_name: v.export_name || null,
+ injected: v.injected || false,
+ module: v.module || false,
+ mutated: v.mutated || false,
+ reassigned: v.reassigned || false,
+ referenced: v.referenced || false,
+ writable: v.writable || false,
+ referenced_from_script: v.referenced_from_script || false
+ }));
+ }
+ error(pos, e) {
+ if (this.compile_options.errorMode === "warn") {
+ this.warn(pos, e);
+ } else {
+ error(e.message, {
+ name: "ValidationError",
+ code: e.code,
+ source: this.source,
+ start: pos.start,
+ end: pos.end,
+ filename: this.compile_options.filename
+ });
+ }
+ }
+ warn(pos, warning) {
+ if (this.ignores && this.ignores.has(warning.code)) {
+ return;
+ }
+ const start = this.locate(pos.start);
+ const end = this.locate(pos.end);
+ const frame = get_code_frame(this.source, start.line - 1, start.column);
+ this.warnings.push({
+ code: warning.code,
+ message: warning.message,
+ frame,
+ start,
+ end,
+ pos: pos.start,
+ filename: this.compile_options.filename,
+ toString: () => `${warning.message} (${start.line}:${start.column})
+${frame}`
+ });
+ }
+ extract_imports(node2) {
+ this.imports.push(node2);
+ }
+ extract_exports(node2, module_script = false) {
+ const ignores = extract_svelte_ignore_from_comments(node2);
+ if (ignores.length)
+ this.push_ignores(ignores);
+ const result = this._extract_exports(node2, module_script);
+ if (ignores.length)
+ this.pop_ignores();
+ return result;
+ }
+ _extract_exports(node2, module_script) {
+ if (node2.type === "ExportDefaultDeclaration") {
+ return this.error(node2, compiler_errors.default_export);
+ }
+ if (node2.type === "ExportNamedDeclaration") {
+ if (node2.source) {
+ if (module_script) {
+ this.exports_from.push(node2);
+ } else {
+ this.instance_exports_from.push(node2);
+ }
+ return null;
+ }
+ if (node2.declaration) {
+ if (node2.declaration.type === "VariableDeclaration") {
+ node2.declaration.declarations.forEach((declarator) => {
+ extract_names(declarator.id).forEach((name) => {
+ const variable = this.var_lookup.get(name);
+ variable.export_name = name;
+ if (!module_script && variable.writable && !(variable.referenced || variable.referenced_from_script || variable.subscribable)) {
+ this.warn(declarator, compiler_warnings.unused_export_let(this.name.name, name));
+ }
+ });
+ });
+ } else {
+ const { name } = node2.declaration.id;
+ const variable = this.var_lookup.get(name);
+ variable.export_name = name;
+ }
+ return node2.declaration;
+ } else {
+ node2.specifiers.forEach((specifier) => {
+ const variable = this.var_lookup.get(specifier.local.name);
+ if (variable) {
+ variable.export_name = specifier.exported.name;
+ if (!module_script && variable.writable && !(variable.referenced || variable.referenced_from_script || variable.subscribable)) {
+ this.warn(specifier, compiler_warnings.unused_export_let(this.name.name, specifier.exported.name));
+ }
+ }
+ });
+ return null;
+ }
+ }
+ }
+ extract_javascript(script) {
+ if (!script)
+ return null;
+ return script.content.body.filter((node2) => {
+ if (!node2)
+ return false;
+ if (this.hoistable_nodes.has(node2))
+ return false;
+ if (this.reactive_declaration_nodes.has(node2))
+ return false;
+ if (node2.type === "ImportDeclaration")
+ return false;
+ if (node2.type === "ExportDeclaration" && node2.specifiers.length > 0)
+ return false;
+ return true;
+ });
+ }
+ walk_module_js() {
+ const component = this;
+ const script = this.ast.module;
+ if (!script)
+ return;
+ walk(script.content, {
+ enter(node2) {
+ if (node2.type === "LabeledStatement" && node2.label.name === "$") {
+ component.warn(node2, compiler_warnings.module_script_reactive_declaration);
+ }
+ }
+ });
+ const { scope: scope2, globals: globals2 } = create_scopes(script.content);
+ this.module_scope = scope2;
+ scope2.declarations.forEach((node2, name) => {
+ if (name[0] === "$") {
+ return this.error(node2, compiler_errors.illegal_declaration);
+ }
+ const writable = node2.type === "VariableDeclaration" && (node2.kind === "var" || node2.kind === "let");
+ const imported = node2.type.startsWith("Import");
+ this.add_var(node2, {
+ name,
+ module: true,
+ hoistable: true,
+ writable,
+ imported
+ });
+ });
+ globals2.forEach((node2, name) => {
+ if (name[0] === "$") {
+ return this.error(node2, compiler_errors.illegal_subscription);
+ } else {
+ this.add_var(node2, {
+ name,
+ global: true,
+ hoistable: true
+ });
+ }
+ });
+ const { body } = script.content;
+ let i = body.length;
+ while (--i >= 0) {
+ const node2 = body[i];
+ if (node2.type === "ImportDeclaration") {
+ this.extract_imports(node2);
+ body.splice(i, 1);
+ }
+ if (/^Export/.test(node2.type)) {
+ const replacement = this.extract_exports(node2, true);
+ if (replacement) {
+ body[i] = replacement;
+ } else {
+ body.splice(i, 1);
+ }
+ }
+ }
+ }
+ walk_instance_js_pre_template() {
+ const script = this.ast.instance;
+ if (!script)
+ return;
+ script.content.body.forEach((node2) => {
+ if (node2.type !== "LabeledStatement")
+ return;
+ if (node2.body.type !== "ExpressionStatement")
+ return;
+ const { expression: expression2 } = node2.body;
+ if (expression2.type !== "AssignmentExpression")
+ return;
+ if (expression2.left.type === "MemberExpression")
+ return;
+ extract_names(expression2.left).forEach((name) => {
+ if (!this.var_lookup.has(name) && name[0] !== "$") {
+ this.injected_reactive_declaration_vars.add(name);
+ }
+ });
+ });
+ const { scope: instance_scope, map, globals: globals2 } = create_scopes(script.content);
+ this.instance_scope = instance_scope;
+ this.instance_scope_map = map;
+ instance_scope.declarations.forEach((node2, name) => {
+ if (name[0] === "$") {
+ return this.error(node2, compiler_errors.illegal_declaration);
+ }
+ const writable = node2.type === "VariableDeclaration" && (node2.kind === "var" || node2.kind === "let");
+ const imported = node2.type.startsWith("Import");
+ this.add_var(node2, {
+ name,
+ initialised: instance_scope.initialised_declarations.has(name),
+ writable,
+ imported
+ });
+ this.node_for_declaration.set(name, node2);
+ });
+ const global_keys = Array.from(globals2.keys());
+ const sorted_globals = [
+ ...global_keys.filter((key) => key[0] !== "$"),
+ ...global_keys.filter((key) => key[0] === "$")
+ ];
+ sorted_globals.forEach((name) => {
+ if (this.var_lookup.has(name))
+ return;
+ const node2 = globals2.get(name);
+ if (this.injected_reactive_declaration_vars.has(name)) {
+ this.add_var(node2, {
+ name,
+ injected: true,
+ writable: true,
+ reassigned: true,
+ initialised: true
+ });
+ } else if (is_reserved_keyword(name)) {
+ this.add_var(node2, {
+ name,
+ injected: true
+ });
+ } else if (name[0] === "$") {
+ if (name === "$" || name[1] === "$") {
+ return this.error(node2, compiler_errors.illegal_global(name));
+ }
+ this.add_var(node2, {
+ name,
+ injected: true,
+ mutated: true,
+ writable: true
+ });
+ this.add_reference(node2, name.slice(1));
+ const variable = this.var_lookup.get(name.slice(1));
+ if (variable) {
+ variable.subscribable = true;
+ variable.referenced_from_script = true;
+ }
+ } else {
+ this.add_var(node2, {
+ name,
+ global: true,
+ hoistable: true
+ });
+ }
+ });
+ this.track_references_and_mutations();
+ }
+ walk_instance_js_post_template() {
+ const script = this.ast.instance;
+ if (!script)
+ return;
+ this.post_template_walk();
+ this.hoist_instance_declarations();
+ this.extract_reactive_declarations();
+ }
+ post_template_walk() {
+ const script = this.ast.instance;
+ if (!script)
+ return;
+ const component = this;
+ const { content } = script;
+ const { instance_scope, instance_scope_map: map } = this;
+ let scope2 = instance_scope;
+ const to_remove = [];
+ const remove2 = (parent, prop, index) => {
+ to_remove.unshift([parent, prop, index]);
+ };
+ let scope_updated = false;
+ const current_function_stack = [];
+ let current_function = null;
+ walk(content, {
+ enter(node2, parent, prop, index) {
+ if (node2.type === "FunctionDeclaration" || node2.type === "FunctionExpression") {
+ current_function_stack.push(current_function = node2);
+ }
+ if (map.has(node2)) {
+ scope2 = map.get(node2);
+ }
+ if (node2.type === "ImportDeclaration") {
+ component.extract_imports(node2);
+ remove2(parent, prop, index);
+ return this.skip();
+ }
+ if (/^Export/.test(node2.type)) {
+ const replacement = component.extract_exports(node2);
+ if (replacement) {
+ this.replace(replacement);
+ } else {
+ remove2(parent, prop, index);
+ }
+ return this.skip();
+ }
+ component.warn_on_undefined_store_value_references(node2, parent, prop, scope2);
+ },
+ leave(node2) {
+ if (node2.type === "FunctionDeclaration" || node2.type === "FunctionExpression") {
+ current_function_stack.pop();
+ current_function = current_function_stack[current_function_stack.length - 1];
+ }
+ if (component.compile_options.dev && component.compile_options.loopGuardTimeout > 0 && (!current_function || !current_function.generator && !current_function.async)) {
+ const to_replace_for_loop_protect = component.loop_protect(node2, scope2, component.compile_options.loopGuardTimeout);
+ if (to_replace_for_loop_protect) {
+ this.replace(to_replace_for_loop_protect);
+ scope_updated = true;
+ }
+ }
+ if (map.has(node2)) {
+ scope2 = scope2.parent;
+ }
+ }
+ });
+ for (const [parent, prop, index] of to_remove) {
+ if (parent) {
+ if (index !== null) {
+ parent[prop].splice(index, 1);
+ } else {
+ delete parent[prop];
+ }
+ }
+ }
+ if (scope_updated) {
+ const { scope: scope3, map: map2 } = create_scopes(script.content);
+ this.instance_scope = scope3;
+ this.instance_scope_map = map2;
+ }
+ }
+ track_references_and_mutations() {
+ const script = this.ast.instance;
+ if (!script)
+ return;
+ const component = this;
+ const { content } = script;
+ const { instance_scope, module_scope, instance_scope_map: map } = this;
+ let scope2 = instance_scope;
+ walk(content, {
+ enter(node2, parent) {
+ if (map.has(node2)) {
+ scope2 = map.get(node2);
+ }
+ if (node2.type === "AssignmentExpression" || node2.type === "UpdateExpression") {
+ const assignee = node2.type === "AssignmentExpression" ? node2.left : node2.argument;
+ const names2 = extract_names(assignee);
+ const deep = assignee.type === "MemberExpression";
+ names2.forEach((name) => {
+ const scope_owner = scope2.find_owner(name);
+ if (scope_owner !== null ? scope_owner === instance_scope : module_scope && module_scope.has(name)) {
+ const variable = component.var_lookup.get(name);
+ variable[deep ? "mutated" : "reassigned"] = true;
+ }
+ });
+ }
+ if (is_used_as_reference(node2, parent)) {
+ const object = get_object(node2);
+ if (scope2.find_owner(object.name) === instance_scope) {
+ const variable = component.var_lookup.get(object.name);
+ variable.referenced_from_script = true;
+ }
+ }
+ },
+ leave(node2) {
+ if (map.has(node2)) {
+ scope2 = scope2.parent;
+ }
+ }
+ });
+ }
+ warn_on_undefined_store_value_references(node2, parent, prop, scope2) {
+ if (node2.type === "LabeledStatement" && node2.label.name === "$" && parent.type !== "Program") {
+ this.warn(node2, compiler_warnings.non_top_level_reactive_declaration);
+ }
+ if (is_reference(node2, parent)) {
+ const object = get_object(node2);
+ const { name } = object;
+ if (name[0] === "$") {
+ if (!scope2.has(name)) {
+ this.warn_if_undefined(name, object, null);
+ }
+ if (name[1] !== "$" && scope2.has(name.slice(1)) && scope2.find_owner(name.slice(1)) !== this.instance_scope) {
+ if (!(/Function/.test(parent.type) && prop === "params" || parent.type === "VariableDeclarator" && prop === "id")) {
+ return this.error(node2, compiler_errors.contextual_store);
+ }
+ }
+ }
+ }
+ }
+ loop_protect(node2, scope2, timeout) {
+ if (node2.type === "WhileStatement" || node2.type === "ForStatement" || node2.type === "DoWhileStatement") {
+ const guard = this.get_unique_name("guard", scope2);
+ this.used_names.add(guard.name);
+ const before = b`const ${guard} = @loop_guard(${timeout})`;
+ const inside = b`${guard}();`;
+ if (node2.body.type !== "BlockStatement") {
+ node2.body = {
+ type: "BlockStatement",
+ body: [node2.body]
+ };
+ }
+ node2.body.body.push(inside[0]);
+ return {
+ type: "BlockStatement",
+ body: [
+ before[0],
+ node2
+ ]
+ };
+ }
+ return null;
+ }
+ rewrite_props(get_insert) {
+ if (!this.ast.instance)
+ return;
+ const component = this;
+ const { instance_scope, instance_scope_map: map } = this;
+ let scope2 = instance_scope;
+ walk(this.ast.instance.content, {
+ enter(node2) {
+ if (/Function/.test(node2.type)) {
+ return this.skip();
+ }
+ if (map.has(node2)) {
+ scope2 = map.get(node2);
+ }
+ if (node2.type === "ExportNamedDeclaration" && node2.declaration) {
+ return this.replace(node2.declaration);
+ }
+ if (node2.type === "VariableDeclaration") {
+ if (node2.kind === "var" || scope2 === instance_scope) {
+ let add_new_props = function(exported, local, default_value) {
+ props.push({
+ type: "Property",
+ method: false,
+ shorthand: false,
+ computed: false,
+ kind: "init",
+ key: exported,
+ value: default_value ? {
+ type: "AssignmentPattern",
+ left: local,
+ right: default_value
+ } : local
+ });
+ };
+ const inserts = [];
+ const props = [];
+ for (let index = 0; index < node2.declarations.length; index++) {
+ const declarator = node2.declarations[index];
+ if (declarator.id.type !== "Identifier") {
+ let get_new_name = function(local) {
+ const variable = component.var_lookup.get(local.name);
+ if (variable.subscribable) {
+ inserts.push(get_insert(variable));
+ }
+ if (variable.export_name && variable.writable) {
+ const alias_name = component.get_unique_name(local.name);
+ add_new_props({ type: "Identifier", name: variable.export_name }, local, alias_name);
+ return alias_name;
+ }
+ return local;
+ }, rename_identifiers = function(param) {
+ switch (param.type) {
+ case "ObjectPattern": {
+ const handle_prop = (prop) => {
+ if (prop.type === "RestElement") {
+ rename_identifiers(prop);
+ } else if (prop.value.type === "Identifier") {
+ prop.value = get_new_name(prop.value);
+ } else {
+ rename_identifiers(prop.value);
+ }
+ };
+ param.properties.forEach(handle_prop);
+ break;
+ }
+ case "ArrayPattern": {
+ const handle_element = (element, index2, array) => {
+ if (element) {
+ if (element.type === "Identifier") {
+ array[index2] = get_new_name(element);
+ } else {
+ rename_identifiers(element);
+ }
+ }
+ };
+ param.elements.forEach(handle_element);
+ break;
+ }
+ case "RestElement":
+ param.argument = get_new_name(param.argument);
+ break;
+ case "AssignmentPattern":
+ if (param.left.type === "Identifier") {
+ param.left = get_new_name(param.left);
+ } else {
+ rename_identifiers(param.left);
+ }
+ break;
+ }
+ };
+ rename_identifiers(declarator.id);
+ } else {
+ const { name } = declarator.id;
+ const variable = component.var_lookup.get(name);
+ const is_props = variable.export_name && variable.writable;
+ if (is_props) {
+ add_new_props({ type: "Identifier", name: variable.export_name }, declarator.id, declarator.init);
+ node2.declarations.splice(index--, 1);
+ }
+ if (variable.subscribable && (is_props || declarator.init)) {
+ inserts.push(get_insert(variable));
+ }
+ }
+ }
+ this.replace(b`
+ ${node2.declarations.length ? node2 : null}
+ ${props.length > 0 && b`let { ${props} } = $$props;`}
+ ${inserts}
+ `);
+ return this.skip();
+ }
+ }
+ },
+ leave(node2) {
+ if (map.has(node2)) {
+ scope2 = scope2.parent;
+ }
+ }
+ });
+ }
+ hoist_instance_declarations() {
+ const { hoistable_nodes, var_lookup, injected_reactive_declaration_vars, imports } = this;
+ const top_level_function_declarations = /* @__PURE__ */ new Map();
+ const { body } = this.ast.instance.content;
+ for (let i = 0; i < body.length; i += 1) {
+ const node2 = body[i];
+ if (node2.type === "VariableDeclaration") {
+ const all_hoistable = node2.declarations.every((d) => {
+ if (!d.init)
+ return false;
+ if (d.init.type !== "Literal")
+ return false;
+ if (node2.kind !== "const" && this.compile_options.dev)
+ return false;
+ const { name } = d.id;
+ const v = this.var_lookup.get(name);
+ if (v.reassigned)
+ return false;
+ if (v.export_name)
+ return false;
+ if (this.var_lookup.get(name).reassigned)
+ return false;
+ if (this.vars.find((variable) => variable.name === name && variable.module)) {
+ return false;
+ }
+ return true;
+ });
+ if (all_hoistable) {
+ node2.declarations.forEach((d) => {
+ const variable = this.var_lookup.get(d.id.name);
+ variable.hoistable = true;
+ });
+ hoistable_nodes.add(node2);
+ body.splice(i--, 1);
+ this.fully_hoisted.push(node2);
+ }
+ }
+ if (node2.type === "ExportNamedDeclaration" && node2.declaration && node2.declaration.type === "FunctionDeclaration") {
+ top_level_function_declarations.set(node2.declaration.id.name, node2);
+ }
+ if (node2.type === "FunctionDeclaration") {
+ top_level_function_declarations.set(node2.id.name, node2);
+ }
+ }
+ const checked = /* @__PURE__ */ new Set();
+ const walking = /* @__PURE__ */ new Set();
+ const is_hoistable = (fn_declaration) => {
+ if (fn_declaration.type === "ExportNamedDeclaration") {
+ fn_declaration = fn_declaration.declaration;
+ }
+ const instance_scope = this.instance_scope;
+ let scope2 = this.instance_scope;
+ const map = this.instance_scope_map;
+ let hoistable = true;
+ walking.add(fn_declaration);
+ walk(fn_declaration, {
+ enter(node2, parent) {
+ if (!hoistable)
+ return this.skip();
+ if (map.has(node2)) {
+ scope2 = map.get(node2);
+ }
+ if (is_reference(node2, parent)) {
+ const { name } = flatten_reference(node2);
+ const owner = scope2.find_owner(name);
+ if (injected_reactive_declaration_vars.has(name)) {
+ hoistable = false;
+ } else if (name[0] === "$" && !owner) {
+ hoistable = false;
+ } else if (owner === instance_scope) {
+ const variable = var_lookup.get(name);
+ if (variable.reassigned || variable.mutated)
+ hoistable = false;
+ if (name === fn_declaration.id.name)
+ return;
+ if (variable.hoistable)
+ return;
+ if (top_level_function_declarations.has(name)) {
+ const other_declaration = top_level_function_declarations.get(name);
+ if (walking.has(other_declaration)) {
+ hoistable = false;
+ } else if (other_declaration.type === "ExportNamedDeclaration" && walking.has(other_declaration.declaration)) {
+ hoistable = false;
+ } else if (!is_hoistable(other_declaration)) {
+ hoistable = false;
+ }
+ } else {
+ hoistable = false;
+ }
+ }
+ this.skip();
+ }
+ },
+ leave(node2) {
+ if (map.has(node2)) {
+ scope2 = scope2.parent;
+ }
+ }
+ });
+ checked.add(fn_declaration);
+ walking.delete(fn_declaration);
+ return hoistable;
+ };
+ for (const [name, node2] of top_level_function_declarations) {
+ if (is_hoistable(node2)) {
+ const variable = this.var_lookup.get(name);
+ variable.hoistable = true;
+ hoistable_nodes.add(node2);
+ const i = body.indexOf(node2);
+ body.splice(i, 1);
+ this.fully_hoisted.push(node2);
+ }
+ }
+ for (const { specifiers } of imports) {
+ for (const specifier of specifiers) {
+ const variable = var_lookup.get(specifier.local.name);
+ if (!variable.mutated || variable.subscribable) {
+ variable.hoistable = true;
+ }
+ }
+ }
+ }
+ extract_reactive_declarations() {
+ const component = this;
+ const unsorted_reactive_declarations = [];
+ this.ast.instance.content.body.forEach((node2) => {
+ const ignores = extract_svelte_ignore_from_comments(node2);
+ if (ignores.length)
+ this.push_ignores(ignores);
+ if (node2.type === "LabeledStatement" && node2.label.name === "$") {
+ this.reactive_declaration_nodes.add(node2);
+ const assignees = /* @__PURE__ */ new Set();
+ const assignee_nodes = /* @__PURE__ */ new Set();
+ const dependencies = /* @__PURE__ */ new Set();
+ const module_dependencies = /* @__PURE__ */ new Set();
+ let scope2 = this.instance_scope;
+ const map = this.instance_scope_map;
+ walk(node2.body, {
+ enter(node3, parent) {
+ if (map.has(node3)) {
+ scope2 = map.get(node3);
+ }
+ if (node3.type === "AssignmentExpression") {
+ const left = get_object(node3.left);
+ extract_identifiers(left).forEach((node4) => {
+ assignee_nodes.add(node4);
+ assignees.add(node4.name);
+ });
+ if (node3.operator !== "=") {
+ dependencies.add(left.name);
+ }
+ } else if (node3.type === "UpdateExpression") {
+ const identifier = get_object(node3.argument);
+ assignees.add(identifier.name);
+ } else if (is_reference(node3, parent)) {
+ const identifier = get_object(node3);
+ if (!assignee_nodes.has(identifier)) {
+ const { name } = identifier;
+ const owner = scope2.find_owner(name);
+ const variable = component.var_lookup.get(name);
+ let should_add_as_dependency = true;
+ if (variable) {
+ variable.is_reactive_dependency = true;
+ if (variable.module && variable.writable) {
+ should_add_as_dependency = false;
+ module_dependencies.add(name);
+ }
+ }
+ const is_writable_or_mutated = variable && (variable.writable || variable.mutated);
+ if (should_add_as_dependency && (!owner || owner === component.instance_scope) && (name[0] === "$" || is_writable_or_mutated)) {
+ dependencies.add(name);
+ }
+ }
+ this.skip();
+ }
+ },
+ leave(node3) {
+ if (map.has(node3)) {
+ scope2 = scope2.parent;
+ }
+ }
+ });
+ if (module_dependencies.size > 0 && dependencies.size === 0) {
+ component.warn(node2.body, compiler_warnings.module_script_variable_reactive_declaration(Array.from(module_dependencies)));
+ }
+ const { expression: expression2 } = node2.body;
+ const declaration = expression2 && expression2.left;
+ unsorted_reactive_declarations.push({
+ assignees,
+ dependencies,
+ node: node2,
+ declaration
+ });
+ }
+ if (ignores.length)
+ this.pop_ignores();
+ });
+ const lookup = /* @__PURE__ */ new Map();
+ unsorted_reactive_declarations.forEach((declaration) => {
+ declaration.assignees.forEach((name) => {
+ if (!lookup.has(name)) {
+ lookup.set(name, []);
+ }
+ lookup.get(name).push(declaration);
+ });
+ });
+ const cycle = check_graph_for_cycles(unsorted_reactive_declarations.reduce((acc, declaration) => {
+ declaration.assignees.forEach((v) => {
+ declaration.dependencies.forEach((w) => {
+ if (!declaration.assignees.has(w)) {
+ acc.push([v, w]);
+ }
+ });
+ });
+ return acc;
+ }, []));
+ if (cycle && cycle.length) {
+ const declarationList = lookup.get(cycle[0]);
+ const declaration = declarationList[0];
+ return this.error(declaration.node, compiler_errors.cyclical_reactive_declaration(cycle));
+ }
+ const add_declaration = (declaration) => {
+ if (this.reactive_declarations.includes(declaration))
+ return;
+ declaration.dependencies.forEach((name) => {
+ if (declaration.assignees.has(name))
+ return;
+ const earlier_declarations = lookup.get(name);
+ if (earlier_declarations) {
+ earlier_declarations.forEach(add_declaration);
+ }
+ });
+ this.reactive_declarations.push(declaration);
+ };
+ unsorted_reactive_declarations.forEach(add_declaration);
+ }
+ warn_if_undefined(name, node2, template_scope) {
+ if (name[0] === "$") {
+ if (name === "$" || name[1] === "$" && !is_reserved_keyword(name)) {
+ return this.error(node2, compiler_errors.illegal_global(name));
+ }
+ this.has_reactive_assignments = true;
+ if (is_reserved_keyword(name))
+ return;
+ name = name.slice(1);
+ }
+ if (this.var_lookup.has(name) && !this.var_lookup.get(name).global)
+ return;
+ if (template_scope && template_scope.names.has(name))
+ return;
+ if (globals.has(name) && node2.type !== "InlineComponent")
+ return;
+ this.warn(node2, compiler_warnings.missing_declaration(name, !!this.ast.instance));
+ }
+ push_ignores(ignores) {
+ this.ignores = new Set(this.ignores || []);
+ add_to_set(this.ignores, ignores);
+ this.ignore_stack.push(this.ignores);
+ }
+ pop_ignores() {
+ this.ignore_stack.pop();
+ this.ignores = this.ignore_stack[this.ignore_stack.length - 1];
+ }
+ };
+ function process_component_options(component, nodes) {
+ const component_options = {
+ immutable: component.compile_options.immutable || false,
+ accessors: "accessors" in component.compile_options ? component.compile_options.accessors : !!component.compile_options.customElement,
+ preserveWhitespace: !!component.compile_options.preserveWhitespace,
+ namespace: component.compile_options.namespace
+ };
+ const node2 = nodes.find((node3) => node3.name === "svelte:options");
+ function get_value2(attribute, { code, message }) {
+ const { value: value2 } = attribute;
+ const chunk = value2[0];
+ if (!chunk)
+ return true;
+ if (value2.length > 1) {
+ return component.error(attribute, { code, message });
+ }
+ if (chunk.type === "Text")
+ return chunk.data;
+ if (chunk.expression.type !== "Literal") {
+ return component.error(attribute, { code, message });
+ }
+ return chunk.expression.value;
+ }
+ if (node2) {
+ node2.attributes.forEach((attribute) => {
+ if (attribute.type === "Attribute") {
+ const { name } = attribute;
+ switch (name) {
+ case "tag": {
+ const tag2 = get_value2(attribute, compiler_errors.invalid_tag_attribute);
+ if (typeof tag2 !== "string" && tag2 !== null) {
+ return component.error(attribute, compiler_errors.invalid_tag_attribute);
+ }
+ if (tag2 && !/^[a-zA-Z][a-zA-Z0-9]*-[a-zA-Z0-9-]+$/.test(tag2)) {
+ return component.error(attribute, compiler_errors.invalid_tag_property);
+ }
+ if (tag2 && !component.compile_options.customElement) {
+ component.warn(attribute, compiler_warnings.missing_custom_element_compile_options);
+ }
+ component_options.tag = tag2;
+ break;
+ }
+ case "namespace": {
+ const ns = get_value2(attribute, compiler_errors.invalid_namespace_attribute);
+ if (typeof ns !== "string") {
+ return component.error(attribute, compiler_errors.invalid_namespace_attribute);
+ }
+ if (valid_namespaces.indexOf(ns) === -1) {
+ const match = fuzzymatch(ns, valid_namespaces);
+ return component.error(attribute, compiler_errors.invalid_namespace_property(ns, match));
+ }
+ component_options.namespace = ns;
+ break;
+ }
+ case "accessors":
+ case "immutable":
+ case "preserveWhitespace": {
+ const value2 = get_value2(attribute, compiler_errors.invalid_attribute_value(name));
+ if (typeof value2 !== "boolean") {
+ return component.error(attribute, compiler_errors.invalid_attribute_value(name));
+ }
+ component_options[name] = value2;
+ break;
+ }
+ default:
+ return component.error(attribute, compiler_errors.invalid_options_attribute_unknown);
+ }
+ } else {
+ return component.error(attribute, compiler_errors.invalid_options_attribute);
+ }
+ });
+ }
+ return component_options;
+ }
+ function get_relative_path(from, to) {
+ const from_parts = from.split(/[/\\]/);
+ const to_parts = to.split(/[/\\]/);
+ from_parts.pop();
+ while (from_parts[0] === to_parts[0]) {
+ from_parts.shift();
+ to_parts.shift();
+ }
+ if (from_parts.length) {
+ let i = from_parts.length;
+ while (i--)
+ from_parts[i] = "..";
+ }
+ return from_parts.concat(to_parts).join("/");
+ }
+ function get_basename(filename) {
+ return filename.split(/[/\\]/).pop();
+ }
+ function get_sourcemap_source_filename(compile_options) {
+ if (!compile_options.filename)
+ return null;
+ return compile_options.outputFilename ? get_relative_path(compile_options.outputFilename, compile_options.filename) : get_basename(compile_options.filename);
+ }
+ function get_name_from_filename(filename) {
+ if (!filename)
+ return null;
+ const parts = filename.split(/[/\\]/).map(encodeURI);
+ if (parts.length > 1) {
+ const index_match = parts[parts.length - 1].match(/^index(\.\w+)/);
+ if (index_match) {
+ parts.pop();
+ parts[parts.length - 1] += index_match[1];
+ }
+ }
+ const base = parts.pop().replace(/%/g, "u").replace(/\.[^.]+$/, "").replace(/[^a-zA-Z_$0-9]+/g, "_").replace(/^_/, "").replace(/_$/, "").replace(/^(\d)/, "_$1");
+ if (!base) {
+ throw new Error(`Could not derive component name from file ${filename}`);
+ }
+ return base[0].toUpperCase() + base.slice(1);
+ }
+ var valid_options = [
+ "format",
+ "name",
+ "filename",
+ "sourcemap",
+ "enableSourcemap",
+ "generate",
+ "errorMode",
+ "varsReport",
+ "outputFilename",
+ "cssOutputFilename",
+ "sveltePath",
+ "dev",
+ "accessors",
+ "immutable",
+ "hydratable",
+ "legacy",
+ "customElement",
+ "namespace",
+ "tag",
+ "css",
+ "loopGuardTimeout",
+ "preserveComments",
+ "preserveWhitespace",
+ "cssHash"
+ ];
+ function validate_options(options, warnings) {
+ const { name, filename, loopGuardTimeout, dev, namespace } = options;
+ Object.keys(options).forEach((key) => {
+ if (!valid_options.includes(key)) {
+ const match = fuzzymatch(key, valid_options);
+ let message = `Unrecognized option '${key}'`;
+ if (match)
+ message += ` (did you mean '${match}'?)`;
+ throw new Error(message);
+ }
+ });
+ if (name && !/^[a-zA-Z_$][a-zA-Z_$0-9]*$/.test(name)) {
+ throw new Error(`options.name must be a valid identifier (got '${name}')`);
+ }
+ if (name && /^[a-z]/.test(name)) {
+ const message = "options.name should be capitalised";
+ warnings.push({
+ code: "options-lowercase-name",
+ message,
+ filename,
+ toString: () => message
+ });
+ }
+ if (loopGuardTimeout && !dev) {
+ const message = "options.loopGuardTimeout is for options.dev = true only";
+ warnings.push({
+ code: "options-loop-guard-timeout",
+ message,
+ filename,
+ toString: () => message
+ });
+ }
+ if (namespace && valid_namespaces.indexOf(namespace) === -1) {
+ const match = fuzzymatch(namespace, valid_namespaces);
+ if (match) {
+ throw new Error(`Invalid namespace '${namespace}' (did you mean '${match}'?)`);
+ } else {
+ throw new Error(`Invalid namespace '${namespace}'`);
+ }
+ }
+ }
+ function compile(source, options = {}) {
+ options = Object.assign({ generate: "dom", dev: false, enableSourcemap: true }, options);
+ const stats = new Stats();
+ const warnings = [];
+ validate_options(options, warnings);
+ stats.start("parse");
+ const ast = parse$3(source, options);
+ stats.stop("parse");
+ stats.start("create component");
+ const component = new Component(ast, source, options.name || get_name_from_filename(options.filename) || "Component", options, stats, warnings);
+ stats.stop("create component");
+ const result = options.generate === false ? null : options.generate === "ssr" ? ssr(component, options) : dom(component, options);
+ return component.generate(result);
+ }
+
+ // compiler.ts
+ function compile2(input) {
+ const { code, path, target, dev, css } = input;
+ const svelte = compile(code, {
+ filename: path,
+ generate: target,
+ hydratable: true,
+ format: "esm",
+ dev,
+ css
+ });
+ return JSON.stringify({
+ CSS: svelte.css.code,
+ JS: svelte.js.code
+ });
+ }
+ return __toCommonJS(compiler_exports);
+})();
diff --git a/package/viewer/svelte/compiler.ts b/package/viewer/svelte/compiler.ts
new file mode 100644
index 00000000..68cd5517
--- /dev/null
+++ b/package/viewer/svelte/compiler.ts
@@ -0,0 +1,41 @@
+import { compile as compileSvelte } from "svelte/compiler"
+
+type Input = {
+ code: string
+ path: string
+ target: "ssr" | "dom"
+ dev: boolean
+ css: boolean
+}
+
+// Capitalized for Go
+type Output =
+ | {
+ JS: string
+ CSS: string
+ }
+ | {
+ Error: {
+ Path: string
+ Name: string
+ Message: string
+ Stack?: string
+ }
+ }
+
+// Compile svelte code
+export function compile(input: Input): string {
+ const { code, path, target, dev, css } = input
+ const svelte = compileSvelte(code, {
+ filename: path,
+ generate: target,
+ hydratable: true,
+ format: "esm",
+ dev: dev,
+ css: css,
+ })
+ return JSON.stringify({
+ CSS: svelte.css.code,
+ JS: svelte.js.code,
+ } as Output)
+}
\ No newline at end of file
diff --git a/package/viewer/svelte/compiler_shim.ts b/package/viewer/svelte/compiler_shim.ts
new file mode 100644
index 00000000..52c4e8e8
--- /dev/null
+++ b/package/viewer/svelte/compiler_shim.ts
@@ -0,0 +1,30 @@
+/**
+ * Shim for getting the svelte compiler to run in a V8 isolate.
+ */
+
+// URL shim for the browser
+// TODO: properly shim URL
+export class URL {
+ constructor(url: string) {
+ console.log(url)
+ }
+}
+
+// TODO: properly shim performance.now()
+export const self = {
+ performance: {
+ now(): number {
+ return 0
+ },
+ },
+}
+
+// In development mode when compiling for the browser we hit this codepath:
+// https://github.com/Rich-Harris/magic-string/blob/8f666889136ac2580356e48610b3ac95c276191e/src/SourceMap.js#L3-L10
+// Since we're running in a V8 isolate, we don't have a window or a Buffer.
+// TODO: shim btoa properly
+export const window = {
+ btoa: (data: string): string => {
+ return ""
+ },
+}
diff --git a/package/viewer/svelte/compiler_test.go b/package/viewer/svelte/compiler_test.go
new file mode 100644
index 00000000..c804fc2d
--- /dev/null
+++ b/package/viewer/svelte/compiler_test.go
@@ -0,0 +1,94 @@
+package svelte_test
+
+import (
+ "context"
+ "os"
+ "strings"
+ "testing"
+
+ "github.com/livebud/bud/framework"
+ "github.com/livebud/bud/internal/is"
+ "github.com/livebud/bud/package/viewer/svelte"
+ "github.com/livebud/js"
+ "github.com/livebud/js/goja"
+)
+
+func TestSSR(t *testing.T) {
+ is := is.New(t)
+ js := goja.New(&js.Console{
+ Log: os.Stdout,
+ Error: os.Stderr,
+ })
+ flag := &framework.Flag{}
+ ctx := context.Background()
+ compiler, err := svelte.Load(flag, js)
+ is.NoErr(err)
+ ssr, err := compiler.SSR(ctx, "test.svelte", []byte(`hi world!
`))
+ is.NoErr(err)
+ is.True(strings.Contains(ssr.JS, `import { create_ssr_component } from "svelte/internal";`))
+ is.True(strings.Contains(ssr.JS, `hi world!
`))
+}
+
+func TestSSRRecovery(t *testing.T) {
+ is := is.New(t)
+ js := goja.New(&js.Console{
+ Log: os.Stdout,
+ Error: os.Stderr,
+ })
+ flag := &framework.Flag{}
+ ctx := context.Background()
+ compiler, err := svelte.Load(flag, js)
+ is.NoErr(err)
+ ssr, err := compiler.SSR(ctx, "test.svelte", []byte(`hi world!
`))
+ is.True(err != nil)
+ is.True(strings.Contains(err.Error(), ` attempted to close an element that was not open`))
+ is.True(strings.Contains(err.Error(), `hi world!
hi world!`))
+ is.NoErr(err)
+ is.True(strings.Contains(ssr.JS, `import { create_ssr_component } from "svelte/internal";`))
+ is.True(strings.Contains(ssr.JS, `hi world!
`))
+}
+
+func TestDOM(t *testing.T) {
+ is := is.New(t)
+ js := goja.New(&js.Console{
+ Log: os.Stdout,
+ Error: os.Stderr,
+ })
+ flag := &framework.Flag{}
+ ctx := context.Background()
+ compiler, err := svelte.Load(flag, js)
+ is.NoErr(err)
+ dom, err := compiler.DOM(ctx, "test.svelte", []byte(`hi world!
`))
+ is.NoErr(err)
+ is.True(strings.Contains(dom.JS, `from "svelte/internal"`))
+ is.True(strings.Contains(dom.JS, `function create_fragment`))
+ is.True(strings.Contains(dom.JS, `element("h1")`))
+ is.True(strings.Contains(dom.JS, `text("hi world!")`))
+}
+
+func TestDOMRecovery(t *testing.T) {
+ is := is.New(t)
+ js := goja.New(&js.Console{
+ Log: os.Stdout,
+ Error: os.Stderr,
+ })
+ flag := &framework.Flag{}
+ ctx := context.Background()
+ compiler, err := svelte.Load(flag, js)
+ is.NoErr(err)
+ dom, err := compiler.DOM(ctx, "test.svelte", []byte(`hi world!
`))
+ is.True(err != nil)
+ is.True(strings.Contains(err.Error(), ` attempted to close an element that was not open`))
+ is.True(strings.Contains(err.Error(), `hi world!
hi world!`))
+ is.NoErr(err)
+ is.True(strings.Contains(dom.JS, `from "svelte/internal"`))
+ is.True(strings.Contains(dom.JS, `function create_fragment`))
+ is.True(strings.Contains(dom.JS, `element("h1")`))
+ is.True(strings.Contains(dom.JS, `text("hi world!")`))
+}
+
+// TODO: test compiler.Dev = false
diff --git a/package/viewer/svelte/dom_entry.gotext b/package/viewer/svelte/dom_entry.gotext
new file mode 100644
index 00000000..7175cefc
--- /dev/null
+++ b/package/viewer/svelte/dom_entry.gotext
@@ -0,0 +1,37 @@
+{{/* dom_entry.gotext is the entrypoint for hydrating a page */}}
+
+{{- range $import := $.Imports }}
+import {{ $import.Name }} from "/view/index.svelte.js"
+{{- end }}
+
+import { mount } from "svelte_dom_runtime";
+{{- if $.Hot }}
+import Hot from "livebud/runtime/hot"
+{{- end }}
+
+const components = {
+ "{{ $.Page.Key }}": {{ $.Page.Component }},
+ {{- range $i, $frame := $.Page.Frames }}
+ "{{ $frame.Key }}": {{ $frame.Component }},
+ {{- end }}
+ {{- if $.Page.Error }}
+ "{{ $.Page.Error.Key }}": {{ $.Page.Error.Component }},
+ {{- end }}
+}
+
+mount({
+ key: "{{ $.Page.Key }}",
+ frames: [
+ {{- range $i, $frame := $.Page.Frames }}
+ "{{ $frame.Key }}",
+ {{- end }}
+ ],
+ {{- if $.Page.Error }}
+ error: "{{ $.Page.Error.Key }}",
+ {{- end }}
+ components: components,
+ client: "{{ $.Page.Client }}",
+ {{- if $.Hot }}
+ hot: new Hot("http://127.0.0.1:35729/bud/hot/{{$.Page.Key}}", components),
+ {{- end }}
+})
\ No newline at end of file
diff --git a/package/viewer/svelte/dom_runtime.ts b/package/viewer/svelte/dom_runtime.ts
new file mode 100644
index 00000000..eb938910
--- /dev/null
+++ b/package/viewer/svelte/dom_runtime.ts
@@ -0,0 +1,107 @@
+import { noop, set_current_component } from 'svelte/internal'
+import { SvelteComponentTyped } from 'svelte'
+import type Hot from 'livebud/runtime/hot'
+
+type Key = string
+
+type Page = {
+ key: Key
+ frames: Key[]
+ error?: Key
+ components: {
+ [key: string]: typeof SvelteComponentTyped
+ }
+ client: string
+ hot?: Hot
+}
+
+export function mount(page: Page) {
+ const target = document.getElementById('bud_target')
+ if (!target) return
+ const data = getState(document.getElementById('bud_state'))
+ data.props = data.props || {}
+
+ // Workaround to prevent the inline components from throwing.
+ // Issue: https://github.com/sveltejs/svelte/issues/6584
+ set_current_component({ $$: {} });
+
+ // organize views from innermost page to outermost frame
+ let keys: Key[] = [page.key, ...page.frames.reverse()]
+ let outermost: Key | undefined = keys.pop()
+ if (!outermost) return
+
+ // Compose the components
+ let component: SvelteComponentTyped | undefined
+ for (let key of keys) {
+ let props = data.props[key] || {}
+
+ // If we already have an inner component, slot it in
+ if (component) {
+ props['$$scope'] = {}
+ props['$$slots'] = {
+ default: [
+ slot(component)
+ ],
+ }
+ }
+
+ // @ts-expect-error ts(2345) target is required in the typedef, but not
+ // required in practice.
+ component = new page.components[key]({
+ $$inline: true,
+ props: props
+ })
+ }
+
+ // Hydrate the outermost (most likely a frame)
+ let props = data.props[outermost] || {}
+ // If we already have an inner component, slot it in
+ if (component) {
+ props['$$scope'] = {}
+ props['$$slots'] = {
+ default: [
+ slot(component)
+ ],
+ }
+ }
+ new page.components[outermost]({
+ target: target,
+ hydrate: true,
+ props: props,
+ })
+
+ // Start listening for hot reloads
+ if (page.hot) {
+ page.hot.listen(() => {
+ console.log("oh hai.")
+ })
+ }
+}
+
+// Try getting the state from an HTML element or return an empty object
+function getState(node: HTMLElement | null) {
+ if (!node || !node.textContent) {
+ return {}
+ }
+ try {
+ return JSON.parse(node.textContent)
+ } catch (err) {
+ return {}
+ }
+}
+
+
+// Internal implementation to support hydrating with slots
+// Based on: https://github.com/sveltejs/svelte/pull/4296
+function slot(element: SvelteComponentTyped) {
+ // Load the fragment
+ let frag = (element && element.$$ && element.$$.fragment) || {
+ c: noop, // Create
+ l: noop, // Listen(?)
+ m: noop, // Mount
+ d: noop, // Detach
+ }
+ return function () {
+ return frag
+ }
+}
\ No newline at end of file
diff --git a/package/viewer/svelte/ssr_entry.gotext b/package/viewer/svelte/ssr_entry.gotext
new file mode 100644
index 00000000..55af21e4
--- /dev/null
+++ b/package/viewer/svelte/ssr_entry.gotext
@@ -0,0 +1,38 @@
+{{/* ssr_entry.gotext is the entrypoint for server-pages */}}
+
+{{- range $import := $.Imports }}
+import {{ $import.Name }} from "./{{ $import.Path }}"
+{{- end }}
+
+import { Page } from "svelte_ssr_runtime";
+
+const page = new Page({
+ key: "{{ $.Page.Key }}",
+ Component: {{ $.Page.Component }},
+ client: "{{ $.Page.Client }}",
+ {{- if $.Page.Layout }}
+ layout: {
+ key: "{{ $.Page.Layout.Key }}",
+ Component: {{ $.Page.Layout.Component }},
+ },
+ {{- end }}
+ frames: [
+ {{- range $i, $frame := $.Page.Frames }}
+ {
+ key: "{{ $frame.Key }}",
+ Component: {{ $frame.Component }},
+ },
+ {{- end }}
+ ],
+ {{- if $.Page.Error }}
+ error: {
+ key: "{{ $.Page.Error.Key }}",
+ Component: {{ $.Page.Error.Component }},
+ },
+ {{- end }}
+})
+
+// Render the page
+export function render(props) {
+ return page.render(props)
+};
\ No newline at end of file
diff --git a/package/viewer/svelte/ssr_runtime.ts b/package/viewer/svelte/ssr_runtime.ts
new file mode 100644
index 00000000..f70d32e2
--- /dev/null
+++ b/package/viewer/svelte/ssr_runtime.ts
@@ -0,0 +1,96 @@
+import type { create_ssr_component } from 'svelte/internal'
+
+type Component = ReturnType
+
+type View = {
+ Component: Component
+ key: string
+ client: string
+}
+
+type Props = {
+ [key: string]: unknown
+}
+
+type State = View & {
+ layout?: View
+ frames: View[]
+ error?: View
+}
+
+export class Page {
+ constructor(private readonly state: State) { }
+
+ render(props: Props | null) {
+ props = props === null ? {} : props
+ const { Component, key, client, frames, layout } = this.state
+
+ // Load the page component
+ const styles: string[] = []
+ let heads: string[] = []
+ const { head, css, html: pageHTML } = Component.render(props[key] || {}, {
+ // context: new Map(Object.entries(page.context || {}))
+ })
+ if (head.length > 0) {
+ heads.push(head)
+ }
+ if (css.code.length > 0) {
+ styles.push(css.code)
+ }
+ let html = pageHTML
+
+ // Render the frames
+ for (let frame of frames) {
+ const { head, css, html: frameHTML } = frame.Component.render(props[frame.key] || {}, {
+ // context: new Map(Object.entries(frame.context || {})),
+ '$$slots': { default: () => html }
+ })
+ if (head.length > 0) {
+ heads.push(head)
+ }
+ if (css.code.length > 0) {
+ styles.push(css.code)
+ }
+ html = frameHTML
+ }
+
+ // Render the layout
+ if (layout) {
+ const layoutProps = props[layout.key] || {}
+ // Don't pass layout props down to the client
+ delete props[layout.key]
+ const clientScript = ``
+ const { head, css, html: layoutHTML } = layout.Component.render(layoutProps, {
+ // context: new Map(Object.entries(page.layout?.context || {})),
+ '$$slots': {
+ default: () => `${html}
`,
+ head: () => clientScript,
+ }
+ })
+ if (head.length > 0) {
+ heads.push(head)
+ }
+ if (css.code.length > 0) {
+ styles.push(css.code)
+ }
+ // Add the styles to the head
+ if (styles.length) {
+ heads.push(``)
+ }
+ // Replace static client script with all the heads, including the client
+ // script and styles.
+ heads.push(clientScript)
+ html = layoutHTML.replace(clientScript, heads.reverse().join('\n'))
+ }
+
+ return html
+ }
+}
+
+// Based on: https://github.com/mathiasbynens/jsesc
+// `jsesc(props, { isScriptContext: true, json: true })`
+function escape(props: any): any {
+ return JSON.stringify(props)
+ .replace(/<\/(script|style)/gi, '<\\/$1')
+ .replace(/