59 lines
1.3 KiB
Go
59 lines
1.3 KiB
Go
package log
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import (
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"log"
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"os"
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)
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// Logger is an optional custom logger.
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var Logger *log.Logger
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// Fatal writes a log entry.
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// It uses Logger if not nil, otherwise it uses the default log.Logger.
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func Fatal(args ...interface{}) {
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if Logger == nil {
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Logger = log.New(os.Stderr, "", log.LstdFlags)
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}
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Logger.Fatal(args...)
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}
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// Fatalf writes a log entry.
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// It uses Logger if not nil, otherwise it uses the default log.Logger.
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func Fatalf(format string, args ...interface{}) {
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if Logger == nil {
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Logger = log.New(os.Stderr, "", log.LstdFlags)
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}
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Logger.Fatalf(format, args...)
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}
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// Print writes a log entry.
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// It uses Logger if not nil, otherwise it uses the default log.Logger.
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func Print(args ...interface{}) {
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if Logger == nil {
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Logger = log.New(os.Stdout, "", log.LstdFlags)
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}
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Logger.Print(args...)
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}
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// Println writes a log entry.
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// It uses Logger if not nil, otherwise it uses the default log.Logger.
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func Println(args ...interface{}) {
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if Logger == nil {
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Logger = log.New(os.Stdout, "", log.LstdFlags)
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}
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Logger.Println(args...)
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}
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// Printf writes a log entry.
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// It uses Logger if not nil, otherwise it uses the default log.Logger.
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func Printf(format string, args ...interface{}) {
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if Logger == nil {
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Logger = log.New(os.Stdout, "", log.LstdFlags)
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}
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Logger.Printf(format, args...)
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}
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