20 lines
442 B
Go
20 lines
442 B
Go
package log
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import "context"
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// logKey is a private context key.
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type logKey struct{}
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// NewContext returns a new context with logger.
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func NewContext(ctx context.Context, v Interface) context.Context {
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return context.WithValue(ctx, logKey{}, v)
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}
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// FromContext returns the logger from context, or log.Log.
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func FromContext(ctx context.Context) Interface {
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if v, ok := ctx.Value(logKey{}).(Interface); ok {
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return v
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}
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return Log
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}
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