sing-box/log/nop.go

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package log
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import (
"context"
"os"
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"github.com/sagernet/sing/common/observable"
)
var _ ObservableFactory = (*nopFactory)(nil)
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type nopFactory struct{}
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func NewNOPFactory() ObservableFactory {
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return (*nopFactory)(nil)
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}
func (f *nopFactory) Start() error {
return nil
}
func (f *nopFactory) Close() error {
return nil
}
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func (f *nopFactory) Level() Level {
return LevelTrace
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}
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func (f *nopFactory) SetLevel(level Level) {
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}
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func (f *nopFactory) Logger() ContextLogger {
return f
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}
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func (f *nopFactory) NewLogger(tag string) ContextLogger {
return f
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}
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func (f *nopFactory) Trace(args ...any) {
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}
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func (f *nopFactory) Debug(args ...any) {
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}
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func (f *nopFactory) Info(args ...any) {
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}
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func (f *nopFactory) Warn(args ...any) {
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}
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func (f *nopFactory) Error(args ...any) {
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}
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func (f *nopFactory) Fatal(args ...any) {
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}
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func (f *nopFactory) Panic(args ...any) {
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}
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func (f *nopFactory) TraceContext(ctx context.Context, args ...any) {
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}
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func (f *nopFactory) DebugContext(ctx context.Context, args ...any) {
}
func (f *nopFactory) InfoContext(ctx context.Context, args ...any) {
}
func (f *nopFactory) WarnContext(ctx context.Context, args ...any) {
}
func (f *nopFactory) ErrorContext(ctx context.Context, args ...any) {
}
func (f *nopFactory) FatalContext(ctx context.Context, args ...any) {
}
func (f *nopFactory) PanicContext(ctx context.Context, args ...any) {
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}
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func (f *nopFactory) Subscribe() (subscription observable.Subscription[Entry], done <-chan struct{}, err error) {
return nil, nil, os.ErrInvalid
}
func (f *nopFactory) UnSubscribe(subscription observable.Subscription[Entry]) {
}