func golang.org/x/xerrors.As

2 uses

	golang.org/x/xerrors (current package)
		wrap.go#L80: func As(err error, target interface{}) bool {

	golang.org/x/mod/module
		module.go#L147: 	if errors.As(err, &mErr) && mErr.Path == v.Path && mErr.Version == v.Version {

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