Function SetPathIfEmpty

graphql/schema/errors.go:135–143

SetPathIfEmpty sets error's path with the given path item as the only item in path, only if initially the error had no path.

(err error, pathItem interface{})

// SetPathIfEmpty sets error's path with the given path item as the only item in path,
// only if initially the error had no path.
func SetPathIfEmpty(err error, pathItem interface{}) error {
	gqlErrs := AsGQLErrors(err)
	for _, e := range gqlErrs {
		if len(e.Path) == 0 {
			e.Path = []interface{}{pathItem}
		}
	}
	return gqlErrs
}

// PrependPath adds the given path item as the first item in the error's path list.
func PrependPath(err error, pathItem interface{}) error {