hadoop/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-ui/app/helpers/divide.js

/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.
 */
import Ember from 'ember';

/**
 * Helper assumes values are numeric. num means numerator and
 * den means denominator.
 */
export default Ember.Helper.helper(function(params,hash) {
  var num = hash.num;
  var den = hash.den;
  if (den == 0) {
    return 0;
  }
  return Math.floor(num/den);
});