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context.go
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/
context.go
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/*
* 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")
}