errs

Documentation

Index

• func As[T error](err error) (T, bool)
• func IsA[T error](err error) bool
• func IsAErrorMessageContains[T ErrorWithErrorMessage](err error, needle string) bool
• func Must[T any](x T, err error) T
• type ErrorWithErrorMessage

Functions

func As

func As[T error](err error) (T, bool)

As is equivalent to errors.As(), but returns the value in-line.

func IsA

func IsA[T error](err error) bool

IsA indicates whether an error matches an error type.

func IsAErrorMessageContains

func IsAErrorMessageContains[T ErrorWithErrorMessage](err error, needle string) bool

IsAErrorMessageContains returns whether or not the specified error is of the specified type and its ErrorMessage() value contains the specified needle.

func Must

func Must[T any](x T, err error) T

Must is a generic implementation of the Go Must idiom [1, 2]. It panics if the provided error is non-nil and returns x otherwise.

Types

type ErrorWithErrorMessage

type ErrorWithErrorMessage interface {
	error
	// contains filtered or unexported methods
}