foam-framework/js/foam/core/dao/KeywordsTrait.js

MVC metaprogramming framework

/**
 * @license
 * Copyright 2014 Google Inc. All Rights Reserved.
 *
 * 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.
 */

CLASS({
  name: 'KeywordsTrait',
  package: 'foam.core.dao',

  properties: [
    {
      model_: 'StringArrayProperty',
      name: 'keywords',
      preSet: function(_, a) {
        for ( var i = 0 ; i < a.length ; i++ ) a[i] = a[i].intern();
        a.sort();
        return a;
      }
    }
  ]
});