context.go

/*
 * Copyright 2024 The seacraft Authors
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http:www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package log

import (
	"context"
)

type key int

const (
	logContextKey key = iota
)

// WithContext returns a copy of context in which the log value is set.
func (l *zapLogger) WithContext(ctx context.Context) context.Context {
	return context.WithValue(ctx, logContextKey, l)
}

// FromContext returns the value of the log key on the ctx.
func FromContext(ctx context.Context) Logger {
	if ctx != nil {
		logger := ctx.Value(logContextKey)
		if logger != nil {
			return logger.(Logger)
		}
	}
	return WithName("Unknown-Context")
}