/*
 * 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.
 */

function changingFunction(changeMe) {
    var changed = changeMe.toUpperCase();
    changed = changed.replace("CHANGE", "CHANGED");
    changed = changed.replace("ME", "YOU");
    return changeMe;
}

var sum = 0;
function summa(i) {
    sum += i;
    return -sum;
}

module.exports.changingFunction = changingFunction;
module.exports.sum = summa;
