errors

Documentation

Index

• Variables
• func As[A error]() func(error) O.Option[A]
• func OnError(msg string, args ...any) func(error) error
• func OnNone(msg string, args ...any) func() error
• func ToString(err error) string

Variables

var IdentityError = F.Identity[error]

Functions

func As

func As[A error]() func(error) O.Option[A]

As tries to extract the error of desired type from the given error

func OnError

func OnError(msg string, args ...any) func(error) error

OnError generates a unary function that produces a formatted error. The argument to that function is the root cause of the error and the message will be augmented with a format string containing %w

func OnNone

func OnNone(msg string, args ...any) func() error

OnNone generates a nullary function that produces a formatted error

func ToString

func ToString(err error) string

ToString converts an error to a string