errors

Documentation

Overview

Package errors extends https://github.com/pkg/errors

Index

• Variables
• func Cause(err error) error
• func Join(errs ...error) error
• func New(a ...any) error
• func Newf(format string, a ...any) error
• func Wrap(cause error, a ...any) error
• func Wrapf(cause error, format string, a ...any) error
• type Joined
  • func (errs Joined) Error() string

Examples

• Wrap

Variables

var As = errors.As

var Is = errors.Is

var Unwrap = errors.Unwrap

Functions

func Cause

func Cause(err error) error

func Join

func Join(errs ...error) error

func New

func New(a ...any) error

func Newf

func Newf(format string, a ...any) error

func Wrap

func Wrap(cause error, a ...any) error

Example

package main

import (
	"fmt"

	"github.com/cancue/gommon/errors"
)

func main() {
	if err := func() error {
		// Do something...
		return errors.New("error!")
	}(); err != nil {
		wrapped := errors.Wrap(err, "doing something")
		fmt.Println(wrapped)
	}

}

Output:

doing something: error!

func Wrapf

func Wrapf(cause error, format string, a ...any) error

Types

type Joined

type Joined []error

func (Joined) Error

func (errs Joined) Error() string