zlog/log/log.go

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// Package log provides a global logger for zerolog.
package log
import (
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"context"
"io"
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"os"
"github.com/rs/zerolog"
)
// Logger is the global logger.
var Logger = zerolog.New(os.Stderr).With().Timestamp().Logger()
// Output duplicates the global logger and sets w as its output.
func Output(w io.Writer) zerolog.Logger {
return Logger.Output(w)
}
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// With creates a child logger with the field added to its context.
func With() zerolog.Context {
return Logger.With()
}
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// Level creates a child logger with the minimum accepted level set to level.
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func Level(level zerolog.Level) zerolog.Logger {
return Logger.Level(level)
}
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// Sample returns a logger with the s sampler.
func Sample(s zerolog.Sampler) zerolog.Logger {
return Logger.Sample(s)
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}
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// Hook returns a logger with the h Hook.
func Hook(h zerolog.Hook) zerolog.Logger {
return Logger.Hook(h)
}
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// Debug starts a new message with debug level.
//
// You must call Msg on the returned event in order to send the event.
func Debug() *zerolog.Event {
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return Logger.Debug()
}
// Info starts a new message with info level.
//
// You must call Msg on the returned event in order to send the event.
func Info() *zerolog.Event {
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return Logger.Info()
}
// Warn starts a new message with warn level.
//
// You must call Msg on the returned event in order to send the event.
func Warn() *zerolog.Event {
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return Logger.Warn()
}
// Error starts a new message with error level.
//
// You must call Msg on the returned event in order to send the event.
func Error() *zerolog.Event {
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return Logger.Error()
}
// Fatal starts a new message with fatal level. The os.Exit(1) function
// is called by the Msg method.
//
// You must call Msg on the returned event in order to send the event.
func Fatal() *zerolog.Event {
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return Logger.Fatal()
}
// Panic starts a new message with panic level. The message is also sent
// to the panic function.
//
// You must call Msg on the returned event in order to send the event.
func Panic() *zerolog.Event {
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return Logger.Panic()
}
// WithLevel starts a new message with level.
//
// You must call Msg on the returned event in order to send the event.
func WithLevel(level zerolog.Level) *zerolog.Event {
return Logger.WithLevel(level)
}
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// Log starts a new message with no level. Setting zerolog.GlobalLevel to
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// zerolog.Disabled will still disable events produced by this method.
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//
// You must call Msg on the returned event in order to send the event.
func Log() *zerolog.Event {
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return Logger.Log()
}
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// Print sends a log event using debug level and no extra field.
// Arguments are handled in the manner of fmt.Print.
func Print(v ...interface{}) {
Logger.Print(v...)
}
// Printf sends a log event using debug level and no extra field.
// Arguments are handled in the manner of fmt.Printf.
func Printf(format string, v ...interface{}) {
Logger.Printf(format, v...)
}
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// Ctx returns the Logger associated with the ctx. If no logger
// is associated, a disabled logger is returned.
func Ctx(ctx context.Context) *zerolog.Logger {
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return zerolog.Ctx(ctx)
}