log

Documentation

Index

• Variables
• type Field
  • func Any(k string, v interface{}) Field
  • func Bool(k string, v bool) Field
  • func Error(v error) Field
  • func Int(k string, v int) Field
  • func Stack() Field
  • func String(k, v string) Field
  • func Strings(k string, v []string) Field
• type Level
• type Logger
  • func FromContext(ctx context.Context) Logger
  • func New() Logger
• type Writer
  • func JSONWriter() Writer
  • func StringWriter() Writer

Variables

var (
	DefaultLogLevel Level = ErrorLevel

	DefaultLogger Logger = &logger{
		logLevel: &DefaultLogLevel,
		writer:   defaultWriter,
		output:   defaultOutput,
	}
)

Types

type Field

type Field struct {
	Key   string
	Value interface{}
}

func Any

func Any(k string, v interface{}) Field

func Bool

func Bool(k string, v bool) Field

func Error

func Error(v error) Field

func Int

func Int(k string, v int) Field

func Stack

func Stack() Field

func String

func String(k, v string) Field

func Strings

func Strings(k string, v []string) Field

type Level

type Level int8

const (
	DebugLevel Level = iota - 1
	InfoLevel
	WarnLevel
	ErrorLevel
	PanicLevel
	FatalLevel
)

type Logger

type Logger interface {
	SetOutput(w io.Writer)
	SetLogLevel(level string)
	With(fields ...Field) Logger
	Named(name string) Logger
	Debug(msg string, fields ...Field)
	Info(msg string, fields ...Field)
	Warn(msg string, fields ...Field)
	Error(msg string, fields ...Field)
	Panic(msg string, fields ...Field)
	Fatal(msg string, fields ...Field)
}

func FromContext

func FromContext(ctx context.Context) Logger

func New

func New() Logger

type Writer

type Writer func(log *logger, level Level, msg string, extraFields ...Field)

func JSONWriter

func JSONWriter() Writer

func StringWriter

func StringWriter() Writer