125 lines
2.3 KiB
Go
125 lines
2.3 KiB
Go
package log
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import (
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"io"
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"os"
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"sync"
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)
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// Logger - Why the interface? We may only want to print to STDOUT and STDERR for now,
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// but it won't neccessarily be that way forever. This interface is intended
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// to provide a "framework" for a variety of different logging types in the
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// future (log to file, log to logstash, etc.) There could be a driver model
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// similar to what is done with OS or machine providers.
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type Logger interface {
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Debug(...interface{})
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Debugf(string, ...interface{})
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Error(...interface{})
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Errorf(string, ...interface{})
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Info(...interface{})
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Infof(string, ...interface{})
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Fatal(...interface{})
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Fatalf(string, ...interface{})
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Print(...interface{})
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Printf(string, ...interface{})
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Warn(...interface{})
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Warnf(string, ...interface{})
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WithFields(Fields) Logger
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}
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var (
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l = StandardLogger{
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mu: &sync.Mutex{},
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}
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IsDebug = false
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)
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type Fields map[string]interface{}
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func init() {
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// TODO: Is this really the best approach? I worry that it will create
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// implicit behavior which may be problmatic for users of the lib.
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SetOutWriter(os.Stdout)
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SetErrWriter(os.Stderr)
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}
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func SetOutWriter(w io.Writer) {
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l.OutWriter = w
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}
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func SetErrWriter(w io.Writer) {
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l.ErrWriter = w
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}
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func Debug(args ...interface{}) {
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l.Debug(args...)
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}
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func Debugf(fmtString string, args ...interface{}) {
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l.Debugf(fmtString, args...)
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}
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func Error(args ...interface{}) {
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l.Error(args...)
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}
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func Errorf(fmtString string, args ...interface{}) {
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l.Errorf(fmtString, args...)
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}
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func Errorln(args ...interface{}) {
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l.Errorln(args...)
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}
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func Info(args ...interface{}) {
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l.Info(args...)
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}
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func Infof(fmtString string, args ...interface{}) {
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l.Infof(fmtString, args...)
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}
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func Infoln(args ...interface{}) {
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l.Infoln(args...)
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}
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func Fatal(args ...interface{}) {
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l.Fatal(args...)
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}
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func Fatalf(fmtString string, args ...interface{}) {
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l.Fatalf(fmtString, args...)
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}
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func Print(args ...interface{}) {
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l.Print(args...)
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}
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func Printf(fmtString string, args ...interface{}) {
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l.Printf(fmtString, args...)
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}
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func Warn(args ...interface{}) {
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l.Warn(args...)
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}
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func Warnf(fmtString string, args ...interface{}) {
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l.Warnf(fmtString, args...)
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}
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func WithField(fieldName string, field interface{}) Logger {
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return l.WithFields(Fields{
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fieldName: field,
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})
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}
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func WithFields(fields Fields) Logger {
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return l.WithFields(fields)
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}
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