Function union_type

tests/webidl/WebIDLParser.js:237–252

()

    };

    var union_type = function() {
      all_ws();
      if (!consume(OTHER, "(")) return;
      var ret = { sequence: false, generic: null, nullable: false, array: false, union: true, idlType: [] };
      var fst = type_with_extended_attributes() || error("Union type with no content");
      ret.idlType.push(fst);
      while (true) {
        all_ws();
        if (!consume(ID, "or")) break;
        var typ = type_with_extended_attributes() || error("No type after 'or' in union type");
        ret.idlType.push(typ);
      }
      if (!consume(OTHER, ")")) error("Unterminated union type");
      type_suffix(ret);
      return ret;
    };

    var type = function() {
      return single_type() || union_type();