util

Documentation

Overview

Package util has various utilities

Index

• func NewAtomicWriteFile(filename string) (io.WriteCloser, error)
• func WriteFile(filename string, b []byte) error

Functions

func NewAtomicWriteFile

func NewAtomicWriteFile(filename string) (io.WriteCloser, error)

NewAtomicWriteFile will return a writer which will create a temporary file based on the given filename; which when Close()'ed will be renamed to the given filename. This allows "atomic" update to a file from the perspective of other readers: any open will either get the old file, or the new file in their completion.

func WriteFile

func WriteFile(filename string, b []byte) error