text: /**
   * Copyright 2016 Icemic Jia <bingfeng.web@gmail.com>
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   * http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  module.exports = {
    content_mul(kv, space, content) {
      var ret = {
        flags: [],
        params: {}
      };
      var result = kv.parse();
      if (result.length === 1) {
        ret.flags.push(result[0]);
      } else {
        ret.params[result[0]] = result[1];
      }
      let ret2 = content.parse();
      ret.flags = ret.flags.concat(ret2.flags);
      Object.assign(ret.params, ret2.params);
      return ret;
    },
    content_base(kv) {
      var ret = {
        flags: [],
        params: {}
      };
      var result = kv.parse();
      if (result.length === 1) {
        ret.flags.push(result[0]);
      } else {
        ret.params[result[0]] = result[1];
      }
      return ret;
    },
    keyValue_param(key, syntex, value) {
      return [key.parse(), value.parse()]
    },
    keyValue_flag(key) {
      return [key.parse()]
    }
  }
  