2021-12-04 16:42:11 +00:00

15 lines
326 B
Go

package errd
import (
"fmt"
)
// Wrap wraps err with fmt.Errorf if err is non nil.
// Intended for use with defer and a named error return.
// Inspired by https://github.com/golang/go/issues/32676.
func Wrap(err *error, f string, v ...interface{}) {
if *err != nil {
*err = fmt.Errorf(f+": %w", append(v, *err)...)
}
}