cloudflared-mirror/vendor/nhooyr.io/websocket/internal/errd/wrap.go

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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)...)
}
}