logger

README

go-loggerger

package main

import "github.com/daneshvar/go-logger"

func main() {
	defer logger.Close()
	logger.RedirectStdLog()

	consoleEnabler := func(l logger.Level, s string) bool { return true }
	stackEnabler := func(l logger.Level, s string) bool { return l == logger.ErrorLevel }
	logger.Config(logger.ConsoleWriter(true, stackEnabler, consoleEnabler))

	log := logger.GetLogger("example")

	log.Warn("Not Found config file")

	log.Infov("GET",
		"url", "http://example.com/data.json",
	)

	log.Error("Fetch",
		"url", "http://example.com",
		"attempt", 3,
		"backoff", time.Second,
	)
}

Documentation

Index

• func LevelText(level Level) string
• type Console
  • func (c *Console) Close()
  • func (c *Console) Print(l Level, scope string, caller string, stack []string, messages []interface{})
  • func (c *Console) Printf(l Level, scope string, caller string, stack []string, format string, ...)
  • func (c *Console) Prints(l Level, scope string, caller string, stack []string, message string)
  • func (c *Console) Printv(l Level, scope string, caller string, stack []string, message string, ...)
• type ConsoleConfig
• type Core
  • func New() *Core
  • func (c *Core) Close()
  • func (c *Core) Config(w ...*Writer)
  • func (c *Core) GetLogger(scope string) *Logger
  • func (c *Core) RedirectStdLog(scope string)
  • func (c *Core) RedirectStdLogAt(scope string, level Level)
• type EnablerFunc
• type Level
  • func ToLevel(level string) (Level, bool)
• type Logger
  • func (l *Logger) Debug(messages ...interface{})
  • func (l *Logger) Debugf(format string, args ...interface{})
  • func (l *Logger) Debugv(message string, keysValues ...interface{})
  • func (l *Logger) Error(messages ...interface{})
  • func (l *Logger) Errorf(format string, args ...interface{})
  • func (l *Logger) Errorv(message string, keysValues ...interface{})
  • func (l *Logger) Fatal(messages ...interface{})
  • func (l *Logger) Fatalf(format string, args ...interface{})
  • func (l *Logger) Fatalln(messages ...interface{})
  • func (l *Logger) Fatalv(message string, keysValues ...interface{})
  • func (l *Logger) GetLogger(scope string) *Logger
  • func (l *Logger) Info(messages ...interface{})
  • func (l *Logger) Infof(format string, args ...interface{})
  • func (l *Logger) Infov(message string, keysValues ...interface{})
  • func (l *Logger) Panic(messages ...interface{})
  • func (l *Logger) Panicf(format string, args ...interface{})
  • func (l *Logger) Panicln(messages ...interface{})
  • func (l *Logger) Panicv(message string, keysValues ...interface{})
  • func (l *Logger) Print(messages ...interface{})
  • func (l *Logger) Printf(format string, args ...interface{})
  • func (l *Logger) Println(messages ...interface{})
  • func (l *Logger) Skip(skip int) *Logger
  • func (l *Logger) Trace(messages ...interface{})
  • func (l *Logger) Tracef(format string, args ...interface{})
  • func (l *Logger) Tracev(message string, keysValues ...interface{})
  • func (l *Logger) Warn(messages ...interface{})
  • func (l *Logger) Warnf(format string, args ...interface{})
  • func (l *Logger) Warnv(message string, keysValues ...interface{})
• type WriteSync
• type Writer
  • func ConsoleWriter(caller bool) *Writer
  • func ConsoleWriterWithConfig(c *ConsoleConfig) (*Writer, error)
  • func ConsoleWriterWithOptions(caller bool, enableColor bool, scopeAlign int, callerAlign int) *Writer
  • func NewWriter(caller bool, encoder encoder) *Writer
  • func (w *Writer) Config(scope map[string]string, level *string, stack *string) error
  • func (w *Writer) Enabler(fn EnablerFunc) *Writer
  • func (w *Writer) EnablerByLevel(l Level) *Writer
  • func (w *Writer) EnablerByScope(m map[string]Level, def Level) *Writer
  • func (w *Writer) StackByLevel(l Level) *Writer

Functions

func LevelText

func LevelText(level Level) string

Types

type Console

type Console struct {
	// contains filtered or unexported fields
}

func (*Console) Close

func (c *Console) Close()

func (*Console) Print

func (c *Console) Print(l Level, scope string, caller string, stack []string, messages []interface{})

func (*Console) Printf

func (c *Console) Printf(l Level, scope string, caller string, stack []string, format string, args []interface{})

func (*Console) Prints

func (c *Console) Prints(l Level, scope string, caller string, stack []string, message string)

func (*Console) Printv

func (c *Console) Printv(l Level, scope string, caller string, stack []string, message string, keysValues []interface{})

type ConsoleConfig

type ConsoleConfig struct {
	Caller *bool
	Color  *bool
	Stack  *string
	Level  *string
	Scope  map[string]string
}

type Core

type Core struct {
	// contains filtered or unexported fields
}

func New

func New() *Core

func (*Core) Close

func (c *Core) Close()

func (*Core) Config

func (c *Core) Config(w ...*Writer)

func (*Core) GetLogger

func (c *Core) GetLogger(scope string) *Logger

func (*Core) RedirectStdLog

func (c *Core) RedirectStdLog(scope string)

RedirectStdLog std log to this to Info Level It returns a function to restore the original prefix and flags and reset the standard library's output to os.Stderr.

func (*Core) RedirectStdLogAt

func (c *Core) RedirectStdLogAt(scope string, level Level)

RedirectStdLogAt std log to this at log level It returns a function to restore the original prefix and flags and reset the standard library's output to os.Stderr.

type EnablerFunc

type EnablerFunc func(level Level, scope string) bool

type Level

type Level int

const (
	TraceLevel Level = iota
	DebugLevel
	InfoLevel
	WarnLevel
	ErrorLevel
	FatalLevel
	PanicLevel
)

func ToLevel

func ToLevel(level string) (Level, bool)

ToLevel map text of level to log.Level Trace, Debug, Info, Warn or Warning, Error or Err, Fatal, Panic

type Logger

type Logger struct {
	// contains filtered or unexported fields
}

func (*Logger) Debug

func (l *Logger) Debug(messages ...interface{})

func (*Logger) Debugf

func (l *Logger) Debugf(format string, args ...interface{})

func (*Logger) Debugv

func (l *Logger) Debugv(message string, keysValues ...interface{})

func (*Logger) Error

func (l *Logger) Error(messages ...interface{})

func (*Logger) Errorf

func (l *Logger) Errorf(format string, args ...interface{})

func (*Logger) Errorv

func (l *Logger) Errorv(message string, keysValues ...interface{})

func (*Logger) Fatal

func (l *Logger) Fatal(messages ...interface{})

func (*Logger) Fatalf

func (l *Logger) Fatalf(format string, args ...interface{})

func (*Logger) Fatalln

func (l *Logger) Fatalln(messages ...interface{})

func (*Logger) Fatalv

func (l *Logger) Fatalv(message string, keysValues ...interface{})

func (*Logger) GetLogger

func (l *Logger) GetLogger(scope string) *Logger

func (*Logger) Info

func (l *Logger) Info(messages ...interface{})

func (*Logger) Infof

func (l *Logger) Infof(format string, args ...interface{})

func (*Logger) Infov

func (l *Logger) Infov(message string, keysValues ...interface{})

func (*Logger) Panic

func (l *Logger) Panic(messages ...interface{})

func (*Logger) Panicf

func (l *Logger) Panicf(format string, args ...interface{})

func (*Logger) Panicln

func (l *Logger) Panicln(messages ...interface{})

func (*Logger) Panicv

func (l *Logger) Panicv(message string, keysValues ...interface{})

func (*Logger) Print

func (l *Logger) Print(messages ...interface{})

func (*Logger) Printf

func (l *Logger) Printf(format string, args ...interface{})

func (*Logger) Println

func (l *Logger) Println(messages ...interface{})

func (*Logger) Skip

func (l *Logger) Skip(skip int) *Logger

func (*Logger) Trace

func (l *Logger) Trace(messages ...interface{})

func (*Logger) Tracef

func (l *Logger) Tracef(format string, args ...interface{})

func (*Logger) Tracev

func (l *Logger) Tracev(message string, keysValues ...interface{})

func (*Logger) Warn

func (l *Logger) Warn(messages ...interface{})

func (*Logger) Warnf

func (l *Logger) Warnf(format string, args ...interface{})

func (*Logger) Warnv

func (l *Logger) Warnv(message string, keysValues ...interface{})

type WriteSync

type WriteSync interface {
	io.Writer
	Sync() error
}

type Writer

type Writer struct {
	// contains filtered or unexported fields
}

func ConsoleWriter

func ConsoleWriter(caller bool) *Writer

func ConsoleWriterWithConfig

func ConsoleWriterWithConfig(c *ConsoleConfig) (*Writer, error)

func ConsoleWriterWithOptions

func ConsoleWriterWithOptions(caller bool, enableColor bool, scopeAlign int, callerAlign int) *Writer

use default value of scopeAlign & callerAlign with set they with -1 and 0 to disable

func NewWriter

func NewWriter(caller bool, encoder encoder) *Writer

func (*Writer) Config

func (w *Writer) Config(scope map[string]string, level *string, stack *string) error

func (*Writer) Enabler

func (w *Writer) Enabler(fn EnablerFunc) *Writer

func (*Writer) EnablerByLevel

func (w *Writer) EnablerByLevel(l Level) *Writer

func (*Writer) EnablerByScope

func (w *Writer) EnablerByScope(m map[string]Level, def Level) *Writer

func (*Writer) StackByLevel

func (w *Writer) StackByLevel(l Level) *Writer