[conan] Add header-only style conan support

.ci/install.sh

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+#!/usr/bin/env bash
+
+set -ex
+
+if [[ "$(uname -s)" == 'Darwin' ]]; then
+    brew update || brew update
+    brew outdated pyenv || brew upgrade pyenv
+    brew install pyenv-virtualenv
+    brew install cmake || true
+
+    if which pyenv > /dev/null; then
+        eval "$(pyenv init -)"
+    fi
+
+    pyenv install 3.7.1
+    pyenv virtualenv 3.7.1 conan
+    pyenv rehash
+    pyenv activate conan
+fi
+
+pip install conan --upgrade
+pip install conan_package_tools bincrafters_package_tools
+
+conan user

.ci/run.sh

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+#!/usr/bin/env bash
+
+set -ex
+
+if [[ "$(uname -s)" == 'Darwin' ]]; then
+    if which pyenv > /dev/null; then
+        eval "$(pyenv init -)"
+    fi
+    pyenv activate conan
+fi
+
+python build.py

.github/settings.yml

@@ -0,0 +1,42 @@
+repository:
+  # See https://developer.github.com/v3/repos/#edit for all available settings.
+
+  # Either `true` to enable issues for this repository, `false` to disable them.
+  has_issues: false
+
+  # Either `true` to enable the wiki for this repository, `false` to disable it.
+  has_wiki: false
+
+  # Either `true` to enable the wiki for this repository, `false` to disable it.
+  has_projects: false
+
+branches:
+  - name: "stable/*"
+    # https://developer.github.com/v3/repos/branches/#update-branch-protection
+    # Branch Protection settings. Set to null to disable
+    protection:
+      # Required. Require at least one approving review on a pull request, before merging. Set to null to disable.
+      required_pull_request_reviews:
+        # The number of approvals required. (1-6)
+        required_approving_review_count: 1
+        # Dismiss approved reviews automatically when a new commit is pushed.
+        dismiss_stale_reviews: false
+        # Blocks merge until code owners have reviewed.
+        require_code_owner_reviews: false
+        # Specify which users and teams can dismiss pull request reviews. Pass an empty dismissal_restrictions object to disable. User and team dismissal_restrictions are only available for organization-owned repositories. Omit this parameter for personal repositories.
+        dismissal_restrictions:
+          users: []
+          teams: []
+
+      # Required. Require status checks to pass before merging. Set to null to disable
+      required_status_checks:
+        # Required. Require branches to be up to date before merging.
+        strict: true
+        # Required. The list of status checks to require in order to merge into this branch
+        contexts: []
+      # Required. Enforce all configured restrictions for administrators. Set to true to enforce required status checks for repository administrators. Set to null to disable.
+      enforce_admins: false
+      # Required. Restrict who can push to this branch. Team and user restrictions are only available for organization-owned repositories. Set to null to disable.
+      restrictions:
+        users: []
+        teams: []

.travis.yml

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+linux: &linux
+   os: linux
+   sudo: required
+   language: python
+   python: "3.6"
+   services:
+     - docker
+matrix:
+   include:
+      - <<: *linux
+        env: CONAN_CLANG_VERSIONS=5.0 CONAN_DOCKER_IMAGE=conanio/clang50
+
+install:
+  - chmod +x .ci/install.sh
+  - ./.ci/install.sh
+
+script:
+  - chmod +x .ci/run.sh
+  - ./.ci/run.sh

appveyor.yml

@@ -0,0 +1,19 @@
+build: false
+
+environment:
+    PYTHON: "C:\\Python27"
+    PYTHON_VERSION: "2.7.15"
+    PYTHON_ARCH: "32"
+
+    matrix:
+        - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2017
+          CONAN_VISUAL_VERSIONS: 15
+
+install:
+  - set PATH=%PYTHON%;%PYTHON%/Scripts/;%PATH%
+  - pip.exe install conan --upgrade
+  - pip.exe install conan_package_tools bincrafters_package_tools
+  - conan user # It creates the conan data directory
+
+test_script:
+  - python build.py

build.py

@@ -0,0 +1,10 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+from bincrafters import build_template_header_only
+
+if __name__ == "__main__":
+
+    builder = build_template_header_only.get_builder()
+
+    builder.run()

conanfile.py

@@ -1,24 +1,41 @@
-from conans import ConanFile, CMake, tools
-
-class GraphConan(ConanFile):
-    name = "Graph"
-    version = "0.1"
-    settings = "os", "compiler", "arch", "build_type"
-    exports_sources = "include/*", "CMakeLists.txt" #, "test/*"
-    no_copy_source = True
-
-    requires = "range-v3/0.4.0@ericniebler/stable"
-    build_requires = "Catch2/2.5.0@catchorg/stable"
-
-    def build(self):
-        cmake = CMake(self)
-        cmake.configure()
-        cmake.build()
-        # if tools.get_env("CONAN_RUN_TESTS", True):
-        #     cmake.test()
-
-    def package(self):
-        self.copy("*.h")
-
-    def package_id(self):
-        self.info.header_only()
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+from conans import ConanFile, tools
+import os
+
+class GraphConan(ConanFile):
+    name = "graph"
+    version = "0.1.0"
+    description = "Efficient, header-only graph library for C++17 with a pleasant interface."
+    topics = ("graph-algorithms", "generic", "graph")
+    url = "https://github.com/cbbowen/graph/"
+    homepage = "https://github.com/cbbowen/graph/"
+    author = "Christian Bowen"
+    license = "MIT"
+    no_copy_source = True
+
+    # Packages the license for the conanfile.py
+    exports = ["LICENSE.md"]
+
+    # Requirements
+    requires = "range-v3/0.4.0@ericniebler/stable"
+
+    # Custom attributes for Bincrafters recipe conventions
+    _source_subfolder = "source_subfolder"
+
+    def source(self):
+        source_url = "https://github.com/cbbowen/graph/"
+        tools.get("{0}/archive/v{1}.tar.gz".format(source_url, self.version), sha256="Please-provide-a-checksum")
+        extracted_dir = self.name + "-" + self.version
+
+        #Rename to "source_folder" is a convention to simplify later steps
+        os.rename(extracted_dir, self._source_subfolder)
+
+    def package(self):
+        include_folder = os.path.join(self._source_subfolder, "include")
+        self.copy(pattern="LICENSE", dst="licenses", src=self._source_subfolder)
+        self.copy(pattern="include/*", dst="include", src=include_folder)
+
+    def package_id(self):
+        self.info.header_only()

test_package/CMakeLists.txt

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+project(test_package)
+cmake_minimum_required(VERSION 2.8.11)
+
+set(CMAKE_VERBOSE_MAKEFILE TRUE)
+
+include(${CMAKE_BINARY_DIR}/conanbuildinfo.cmake)
+conan_basic_setup()
+
+file(GLOB SOURCE_FILES *.cpp)
+
+add_executable(${PROJECT_NAME} ${SOURCE_FILES})
+target_link_libraries(${PROJECT_NAME} ${CONAN_LIBS})

test_package/conanfile.py

@@ -0,0 +1,19 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+from conans import ConanFile, CMake, tools, RunEnvironment
+import os
+
+
+class TestPackageConan(ConanFile):
+    settings = "os", "compiler", "build_type", "arch"
+    generators = "cmake"
+
+    def build(self):
+        cmake = CMake(self)
+        cmake.configure()
+        cmake.build()
+
+    def test(self):
+        with tools.environment_append(RunEnvironment(self).vars):
+            self.run(os.path.join("bin", "test_package"))

test_package/test_package.cpp

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+#include <graph/Out_adjacency_list.hpp>
+using namespace graph;
+
+int main(int argc, char* argv[])
+{
+	// Build a random graph
+	std::mt19937_64 random;
+	Out_adjacency_list g;
+
+	for (int i = 0; i < 8; ++i)
+		g.insert_vert();
+
+	for (int i = 0; i < 32; ++i) {
+		auto u = g.random_vert(random), v = g.random_vert(random);
+		g.insert_edge(u, v);
+	}
+
+	// Assign edge weights
+	auto weight = g.edge_map<double>();
+	for (auto e : g.edges())
+		weight[e] = std::uniform_real_distribution(1.0, 2.0)(random);
+
+	// Run Dijkstra's algorithm
+	auto [tree, distance] = g.shortest_paths_from(g.random_vert(random), weight);
+
+	// Output result in dot format
+	using namespace graph::attributes; // for `_of_vert`
+	std::cout << tree.dot_format("distance"_of_vert = distance) << std::endl;
+
+	return 0;
+}