errors

Documentation

Index

• Variables
• func E(args ...interface{}) error
• func Errorf(format string, args ...interface{}) error
• func Is(err error, kind Kind) bool
• func Str(text string) error
• type Error
  • func (e *Error) Error() string
• type Kind
  • func (k Kind) HTTPStatus() int
  • func (k Kind) String() string
• type Op

Variables

var Separator = "::"

Functions

func E

func E(args ...interface{}) error

E builds an error value from its arguments.

func Errorf

func Errorf(format string, args ...interface{}) error

Errorf is equivalent to fmt.Errorf, but allows clients to import only this package for all error handling.

func Is

func Is(err error, kind Kind) bool

func Str

func Str(text string) error

Types

type Error

type Error struct {
	Op   Op
	Kind Kind
	Err  error
}

Error is the type that implements the error interface.

func (*Error) Error

func (e *Error) Error() string

type Kind

type Kind uint8

Kind kind of error.

const (
	Other            Kind = iota // Unclassified error.
	Invalid                      // Invalid operation for this type of item.
	IO                           // External I/O error such as network failure.
	Internal                     // Internal error or inconsistency.
	EvalTimeout                  // Evaluation timed out.
	LanguageNotFound             // Language not found.
)

Kinds of errors.

func (Kind) HTTPStatus

func (k Kind) HTTPStatus() int

HTTPStatus transforms error kind to HTTP status code

func (Kind) String

func (k Kind) String() string

type Op

type Op string

Op operation