utils

README

Golang Utils

Provides several helper, used in my projects.

Documentation

Overview

Package utils provides several helper function for golang.

Index

• func IsId(id string) bool
• func NewId() string
• type ErrorStack
  • func NewErrorStack() *ErrorStack
  • func (stack *ErrorStack) Append(err error)
  • func (stack *ErrorStack) AsError() error
  • func (stack *ErrorStack) Error() string

Functions

func IsId

func IsId(id string) bool

IsId returns true if passed id is a UUID version 4.

func NewId

func NewId() string

NewId returns a new UUID in version 4.

Types

type ErrorStack

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

ErrorStack handles a collection of errors. Usefull e.g. in loop where you want to get a list of all occured errors.

func NewErrorStack

func NewErrorStack() *ErrorStack

NewErrorStack returns a new, empty error stack.

func (*ErrorStack) Append

func (stack *ErrorStack) Append(err error)

Append will add passed error to internal list if it's no nil.

func (*ErrorStack) AsError

func (stack *ErrorStack) AsError() error

AsError returns nil of there's no error in internal stack or a new erros which contains all existing errors, composed by new line.

func (*ErrorStack) Error

func (stack *ErrorStack) Error() string

Error used to fulfill error interface. Returns all existing errors composed by new line or an empty string.