errors

Documentation

Index

• func Catch(e error, action Action) bool
• func ErrorFormat(e error, format ...ErrFormat) (s string)
• func Join(e ...error) error
• func Unwrap(e error) []error
• type Action
  • func (t Action) Append(child string) Action
  • func (t Action) New(reason ...string) (e Error)
• type ErrFormat
• type Error
  • func New(reason string, action ...Action) (e Error)
  • func (t Error) Error() string
  • func (t Error) Is(e error) bool
  • func (t Error) Unwrap() error
  • func (t Error) WithReason(reason string) Error

Functions

func Catch

func Catch(e error, action Action) bool

func ErrorFormat

func ErrorFormat(e error, format ...ErrFormat) (s string)

func Join

func Join(e ...error) error

func Unwrap

func Unwrap(e error) []error

Types

type Action

type Action string

func (Action) Append

func (t Action) Append(child string) Action

func (Action) New

func (t Action) New(reason ...string) (e Error)

type ErrFormat

type ErrFormat func(e error) string

var (
	ErrSimplifyFunc ErrFormat = func(e error) string {
		return e.Error() + "\n"
	}
	ErrActionSimplifyFunc ErrFormat = func(e error) string {
		if err, ok := e.(Error); ok && string(err.action) != err.Reason {
			return string(err.action) + ":" + e.Error() + "\n"
		} else {
			return e.Error() + "\n"
		}
	}
	ErrInLineFunc ErrFormat = func(e error) string {
		return "> " + e.Error() + " "
	}
	ErrActionInLineFunc ErrFormat = func(e error) string {
		if err, ok := e.(Error); ok && string(err.action) != err.Reason {
			return "> " + string(err.action) + ":" + e.Error() + " "
		} else {
			return "> " + e.Error() + " "
		}
	}
)

type Error

type Error struct {
	Reason string
	// contains filtered or unexported fields
}

func New

func New(reason string, action ...Action) (e Error)

func (Error) Error

func (t Error) Error() string

func (Error) Is

func (t Error) Is(e error) bool

func (Error) Unwrap

func (t Error) Unwrap() error

func (Error) WithReason

func (t Error) WithReason(reason string) Error