parseAsync method

Implementation

@override
AsyncResult<O> parseAsync(State<ChunkedData<I>> state) {
  final result = AsyncResult<O>();
  final input = state.input;
  late AsyncResult<O> r1;
  var action = 0;
  void parse() {
    while (true) {
      switch (action) {
        case 0:
          r1 = p1.parseAsync(state);
          action = 1;
          if (r1.ok == null) {
            r1.handler = parse;
            return;
          }

          break;
        case 1:
          if (r1.ok == true) {
            result.value = r1.value;
            result.ok = true;
            input.handler = result.handler;
            return;
          }

          r1 = p2.parseAsync(state);
          action = 2;
          if (r1.ok == null) {
            r1.handler = parse;
            return;
          }

          break;
        case 2:
          if (r1.ok == true) {
            result.value = r1.value;
            result.ok = true;
            input.handler = result.handler;
            return;
          }

          r1 = p3.parseAsync(state);
          action = 3;
          if (r1.ok == null) {
            r1.handler = parse;
            return;
          }

          break;
        case 3:
          if (r1.ok == true) {
            result.value = r1.value;
            result.ok = true;
            input.handler = result.handler;
            return;
          }

          r1 = p4.parseAsync(state);
          action = 4;
          if (r1.ok == null) {
            r1.handler = parse;
            return;
          }

          break;
        case 4:
          if (r1.ok == true) {
            result.value = r1.value;
            result.ok = true;
            input.handler = result.handler;
            return;
          }

          r1 = p5.parseAsync(state);
          action = 5;
          if (r1.ok == null) {
            r1.handler = parse;
            return;
          }

          break;
        case 5:
          if (r1.ok == true) {
            result.value = r1.value;
            result.ok = true;
            input.handler = result.handler;
            return;
          }

          r1 = p6.parseAsync(state);
          action = 6;
          if (r1.ok == null) {
            r1.handler = parse;
            return;
          }

          break;
        case 6:
          if (r1.ok == true) {
            result.value = r1.value;
            result.ok = true;
            input.handler = result.handler;
            return;
          }

          r1 = p7.parseAsync(state);
          action = 7;
          if (r1.ok == null) {
            r1.handler = parse;
            return;
          }

          break;
        case 7:
          if ((result.ok = r1.ok) == true) {
            result.value = r1.value;
          }

          input.handler = result.handler;
          action = -1;
          return;
        default:
          throw StateError('Invalid state: $action');
      }
    }
  }

  parse();
  return result;
}