Function SetContext

errors/context.go:12–16

ErrorSetContext sets a value in the error's context. If the error has not been wrapped, it does nothing.

(err error, key string, value interface{})

// ErrorSetContext sets a value in the error's context. If the error has not
// been wrapped, it does nothing.
func SetContext(err error, key string, value interface{}) {
	if e, ok := err.(withContext); ok {
		e.Set(key, value)
	}
}

// ErrorGetContext gets a value from the error's context. If the error has not
// been wrapped, it returns an empty string.