factory _GenericFactoryData()

in functions_framework_builder/lib/src/generic_function_type.dart [143:195]

50 lines of code
8 McCabe index (conditional complexity)


  factory _GenericFactoryData(
    bool withContext,
    bool isVoid,
    JsonParamInfo info,
    String target,
    String function,
  ) {
    final jsonTypeDisplay = info.jsonType.toStringNonNullable();
    final typeDisplayName = info.paramType == null
        ? jsonTypeDisplay
        : '$functionsLibraryPrefix.'
            '${info.paramType!.toStringNonNullable()}';

    final returnBlock = info.paramType == null
        ? 'return $_jsonParamName;'
        : '''
    try {
      return $typeDisplayName.$fromJsonFactoryName($_jsonParamName);
    } catch (e, stack) {
      throw BadRequestException(
        400,
        'There was an error parsing the provided JSON data.',
        innerError: e,
        innerStack: stack,
      );
    }
    ''';

    final body = '''
  if ($_jsonParamName is $jsonTypeDisplay) {
    $returnBlock
  }
  throw BadRequestException(
    400,
    'The provided JSON is not the expected type '
    '`$jsonTypeDisplay`.',
  );
''';

    return _GenericFactoryData._(
      isVoid
          ? withContext
              ? _voidWithContextConstructorName
              : _voidConstructorName
          : withContext
              ? _withContextConstructorName
              : _constructorName,
      target,
      function,
      typeDisplayName,
      body,
    );
  }