errors

Documentation

Index

• Constants
• func ClearExitHandler()
• func Exit(code int)
• func ExitWithMessage(code int, text string, args ...interface{})
• func New(text string) error
• func Newf(format string, args ...interface{}) error
• func RegisterExitHandler(exitHandler exitHandlerFunc)
• func RetryAfter(attempts int, callback func() error, d time.Duration) (err error)
• type MultiError
  • func (m *MultiError) Collect(err error)
  • func (m MultiError) ToError() error
• type RetriableError
  • func (r RetriableError) Error() string

Constants

const ExitHandlerPanicMessage = "At least one exit handler vetoed to exit program execution"

Functions

func ClearExitHandler

func ClearExitHandler()

ClearExitHandler clears all registered exit handlers

func Exit

func Exit(code int)

Exit runs all registered exit handlers and then exits the program with the specified exit code using os.Exit.

func ExitWithMessage

func ExitWithMessage(code int, text string, args ...interface{})

ExitWithMessage runs all registered exit handlers, prints the specified message and then exits the program with the specified exit code. If the exit code is 0, the message is prints to stdout, otherwise to stderr.

func New

func New(text string) error

func Newf

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

func RegisterExitHandler

func RegisterExitHandler(exitHandler exitHandlerFunc)

Register registers an exit handler function which is run when Exit is called

func RetryAfter

func RetryAfter(attempts int, callback func() error, d time.Duration) (err error)

RetryAfter retries a number of attempts, after a delay

Types

type MultiError

type MultiError struct {
	Errors []error
}

func (*MultiError) Collect

func (m *MultiError) Collect(err error)

func (MultiError) ToError

func (m MultiError) ToError() error

type RetriableError

type RetriableError struct {
	Err error
}

RetriableError is an error that can be tried again

func (RetriableError) Error

func (r RetriableError) Error() string