logger

package
v0.1.13 Latest Latest
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 Go to latest Published: Jun 9, 2021 License: MIT Imports: 5 Imported by: 0

Documentation

Overview

Package logger provides an interface for logging. It wraps awesome existing go loggers with that interface. In that case, it is easy to change the log provider without breaking anything in your application. Additionally log level, fields, time duration or caller information can be added.

Index

Constants

This section is empty.

Variables

View Source 
var ErrProvider = errors.New("logger: provider does not implement logger.Manager")

ErrProvider - Error message.

Functions

func Register 

func Register(name string, provider Provider) error

Register a new logger provider by name.

Types

type Entry 

type Entry struct {
	Level     Level
	Timestamp time.Time
	Message   string
	Fields    Fields
}

Entry struct holds all information for the log message.

type Fields 

type Fields map[string]interface{}

Fields can be used to add more details to a log message.

func (Fields) Map 

func (f Fields) Map() map[string]interface{}

Map converts the Fields to a map[string]interface{}. This can be handy for some providers.

type Level 

type Level int32

Level type 

const (
	TRACE Level = iota - 1
	DEBUG
	INFO
	WARNING
	ERROR
	PANIC
)

Level - the higher the more critical

func (Level) String 

func (lvl Level) String() string

String converts the level code.

type Manager 

type Manager interface {
	Trace(string)
	Debug(string)
	Info(msg string)
	Warning(msg string)
	Error(msg string)
	Panic(msg string)

	New() Manager
	WithFields(Fields) Manager
	WithTimer() Manager

	SetCallerFields(bool)
	SetLogLevel(Level)
}

Manager interface.

func Get 

func Get(name string) (Manager, error)

Get a logger by the registered name. Default log level is DEBUG.

type Provider 

type Provider interface {
	Log(Entry)
}

Provider interface.

Source Files

View all Source files

Directories

Path Synopsis
Package logrus provider for the logger package.
 Package logrus provider for the logger package.

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