logger

Documentation

Index

• func SetDefault(logger Logger)
• type LogFormat
• type LogLevel
• type Logger
  • func Default() Logger
  • func NewLogger(opts ...LoggerOption) Logger
  • func Nop() Logger
• type LoggerOption
  • func FormatLoggerOption(format LogFormat) LoggerOption
  • func LevelLoggerOption(level LogLevel) LoggerOption
  • func OutputLoggerOption(out io.Writer) LoggerOption
• type LoggerOptions

Functions

func SetDefault

func SetDefault(logger Logger)

Types

type LogFormat

type LogFormat string

LogFormat is format type

const (
	TextFormat LogFormat = "text"
	JSONFormat LogFormat = "json"
)

type LogLevel

type LogLevel string

LogLevel is Logger Level type

const (
	// DebugLevel has verbose message
	DebugLevel LogLevel = "debug"
	// InfoLevel is default log level
	InfoLevel LogLevel = "info"
	// WarnLevel is for logging messages about possible issues
	WarnLevel LogLevel = "warn"
	// ErrorLevel is for logging errors
	ErrorLevel LogLevel = "error"
	// FatalLevel is for logging fatal messages. The system shuts down after logging the message.
	FatalLevel LogLevel = "fatal"
)

type Logger

type Logger interface {
	WithFields(map[string]any) Logger
	Debug(args ...any)
	Debugf(format string, args ...any)
	Info(args ...any)
	Infof(format string, args ...any)
	Warn(args ...any)
	Warnf(format string, args ...any)
	Error(args ...any)
	Errorf(format string, args ...any)
	Fatal(args ...any)
	Fatalf(format string, args ...any)
	GetLevel() LogLevel
	IsLevelEnabled(level LogLevel) bool
}

func Default

func Default() Logger

func NewLogger

func NewLogger(opts ...LoggerOption) Logger

func Nop

func Nop() Logger

type LoggerOption

type LoggerOption func(opts *LoggerOptions)

func FormatLoggerOption

func FormatLoggerOption(format LogFormat) LoggerOption

func LevelLoggerOption

func LevelLoggerOption(level LogLevel) LoggerOption

func OutputLoggerOption

func OutputLoggerOption(out io.Writer) LoggerOption

type LoggerOptions

type LoggerOptions struct {
	Output io.Writer
	Format LogFormat
	Level  LogLevel
}