errutil

Documentation

Overview

Package errutil provides utility functions related to error.

Index

• func Print(err error) bool
• type ErrorStack
  • func NewErrorStack(err error) *ErrorStack
  • func (e *ErrorStack) Clear()
  • func (e *ErrorStack) First() error
  • func (e *ErrorStack) Push(err error)
  • func (e *ErrorStack) PushBool(b bool, str string)

Functions

func Print

func Print(err error) bool

Print prints error if given error is not ni, and returns true.

Types

type ErrorStack

type ErrorStack struct {
	Errors []error
}

ErrorStack contains multiple non-nil errors.

func NewErrorStack

func NewErrorStack(err error) *ErrorStack

NewErrorStack creates new ErrorStack. if given error is not nil, it will pushed.

func (*ErrorStack) Clear

func (e *ErrorStack) Clear()

Clear removes all errors.

func (*ErrorStack) First

func (e *ErrorStack) First() error

First returns first pushed non-nil error.

func (*ErrorStack) Push

func (e *ErrorStack) Push(err error)

Push pushes given error to stack if not nil.

func (*ErrorStack) PushBool

func (e *ErrorStack) PushBool(b bool, str string)

PushBool pushes new error with given string if given bool is true.