notify method

TagserResult? notify(NotifyMessage msg, TagserContext context)

Implementation

TagserResult? notify(NotifyMessage msg, TagserContext context) {
  switch (msg.type) {
    case notifyTagNameResult:
      final String? tagName = msg.value?.toString();

      _tag = Tag(
          name: tagName ?? '',
          type: typeTag,
          symbol: context.symbol ?? 0,
          line: context.line);
      return TagserResult(
        message: ProcessMessage(
          charCode: msg.charCode,
        ),
      );

    /*
      return TagserResult(
        err: TagserError(
          code: ERROR_EMPTY_TAG_NAME,
          text: getError(ERROR_EMPTY_TAG_NAME, null),
        ),
      );
      */

    case notifyAttrResult:
      _tag!.addAttr(msg.value);
      return TagserResult(
        message: ProcessMessage(
          charCode: msg.charCode,
        ),
      );

    case notifyCloseBracketFound:
      return TagserResult(
        pop: true,
        message: NotifyMessage(
          type: notifyTagResult,
          value: _tag,
        ),
      );

    case notifyCloseTag:
      if (msg.value != null && msg.value is List) {
        for (final t in (msg.value as List)) {
          _tag!.addChild(t);
        }
      }

      return TagserResult(
        pop: true,
        message: NotifyMessage(
          type: notifyTagResult,
          value: _tag,
        ),
      );
    default:
      return null;
  }
}