errors

README

errors

A simple wrapper around stdlib errors package, that adds a Wrap function.

go get maragu.dev/errors

Made in 🇩🇰 by maragu, maker of online Go courses.

Documentation

Overview

Package errors provides Wrap in addition to the functions in the errors package. It also provides Newf which is a wrapper around fmt.Errorf.

Index

• func As(err error, target interface{}) bool
• func Is(err, target error) bool
• func Join(errs ...error) error
• func New(text string) error
• func Newf(format string, a ...interface{}) error
• func Unwrap(err error) error
• func Wrap(err error, format string, a ...interface{}) error

Functions

func As

func As(err error, target interface{}) bool

As calls errors.As.

func Is

func Is(err, target error) bool

Is calls errors.Is.

func Join

func Join(errs ...error) error

Join calls errors.Join.

func New

func New(text string) error

New calls errors.New.

func Newf

func Newf(format string, a ...interface{}) error

Newf calls fmt.Errorf.

func Unwrap

func Unwrap(err error) error

Unwrap calls errors.Unwrap.

func Wrap

func Wrap(err error, format string, a ...interface{}) error

Wrap an error with a message, or return nil if err is nil.