anchor.diff:      if (_json.containsKey("parameters")) {
         _json["parameters"].forEach((key, param) {
           var type = parameterType[param["type"]];
  +        if (param.containsKey("format")) {
  +          if (param["type"] == "string" && param["format"] == "int64") {
  +            type = "core.int";
  +          }
  +        }
           if (type != null) {
             tmp.write("\n");
             tmp.write("  /**\n");
  
positive.code:               subSchemas[subSchemaName] = property;
              }
              break;
            case "string": type = "core.String"; break;
            case "number": type = "core.num"; break;
            case "integer": type = "core.int"; break;
            case "boolean": type = "core.bool"; break;
  
negative.code:     if (_json.containsKey("parameters")) {
        _json["parameters"].forEach((key, param) {
          var type = parameterType[param["type"]];
          if (param.containsKey("format")) {
            if (param["type"] == "string" && param["format"] == "int64") {
              type = "core.int";
            }
          }
          if (type != null) {
            tmp.write("\n");
            tmp.write("  /**\n");
  