errdata

Documentation

Index

• func Annotate(err error, key, val interface{}) error
• func Value(err error, key interface{}) interface{}

Functions

func Annotate

func Annotate(err error, key, val interface{}) error

Annotate returns a new error annotated with the provided key and value. If err is nil, does nothing.

func Value

func Value(err error, key interface{}) interface{}

Value returns the most recent annotation by key on this error.