package runtime var transformers []func([]byte, string, *Fetcher) error = []func([]byte, string, *Fetcher) error{ transformNodelist, transformMeshviewerV2, transformMeshviewerV1, } func transform(body []byte, site_code string, f *Fetcher) { for _, trans := range transformers { err := trans(body, site_code, f) if err == nil { return } } }