logger

Documentation

Overview

Package logger uses channels to implement non-blocking logging. Adapted from https://youtu.be/zDCKZn4-dck.

Level: advanced Topics: design, buffered channels, os/signal

Index

• type Logger
  • func New(w io.Writer, buf int) *Logger
  • func (l *Logger) Stop()
  • func (l *Logger) Write(log string)

Types

type Logger

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

func New

func New(w io.Writer, buf int) *Logger

New creates a logger that will write logs to w. Buf is the size of logs buffer.

func (*Logger) Stop

func (l *Logger) Stop()

Stop stops accepting logs and waits for logs buffer to be written.

func (*Logger) Write

func (l *Logger) Write(log string)

Write writes the log. If the log buffer is full it prints a warning and exits.