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logger.go
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logger.go
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package annotation
import (
"fmt"
)
var log = NewLogger()
func WithLogger(logger Logger) {
log = logger
}
// Logger is our contract for the logger.
type Logger interface {
Tracef(format string, args ...interface{})
Trace(args ...interface{})
Debugf(format string, args ...interface{})
Debug(args ...interface{})
Infof(format string, args ...interface{})
Info(args ...interface{})
Warnf(format string, args ...interface{})
Warn(args ...interface{})
Errorf(format string, args ...interface{})
Error(args ...interface{})
Fatalf(format string, args ...interface{})
Fatal(args ...interface{})
Panicf(format string, args ...interface{})
Panic(args ...interface{})
}
type DefaultLogger struct{}
func (n DefaultLogger) Tracef(format string, args ...interface{}) {
fmt.Println(fmt.Sprintf(format, args...))
}
func (n DefaultLogger) Trace(args ...interface{}) {
fmt.Println(fmt.Sprintln(args...))
}
func (n DefaultLogger) Debugf(format string, args ...interface{}) {
fmt.Println(fmt.Sprintf(format, args...))
}
func (n DefaultLogger) Debug(args ...interface{}) {
fmt.Println(fmt.Sprintln(args...))
}
func (n DefaultLogger) Infof(format string, args ...interface{}) {
fmt.Println(fmt.Sprintf(format, args...))
}
func (n DefaultLogger) Info(args ...interface{}) {
fmt.Println(fmt.Sprintln(args...))
}
func (n DefaultLogger) Warnf(format string, args ...interface{}) {
fmt.Println(fmt.Sprintf(format, args...))
}
func (n DefaultLogger) Warn(args ...interface{}) {
fmt.Println(fmt.Sprintln(args...))
}
func (n DefaultLogger) Errorf(format string, args ...interface{}) {
fmt.Println(fmt.Sprintf(format, args...))
}
func (n DefaultLogger) Error(args ...interface{}) {
fmt.Println(fmt.Sprintln(args...))
}
func (n DefaultLogger) Fatalf(format string, args ...interface{}) {
fmt.Println(fmt.Sprintf(format, args...))
}
func (n DefaultLogger) Fatal(args ...interface{}) {
fmt.Println(fmt.Sprintln(args...))
}
func (n DefaultLogger) Panicf(format string, args ...interface{}) {
fmt.Println(fmt.Sprintf(format, args...))
}
func (n DefaultLogger) Panic(args ...interface{}) {
fmt.Println(fmt.Sprintln(args...))
}
func NewLogger() Logger {
return &DefaultLogger{}
}