/* Copyright JS Foundation and other contributors, http://js.foundation * * 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. */ /* Create bound implicit class constructor */ class myArray extends Array { }; var array = new myArray (1); array.push (2); assert (array.length === 2); assert (array instanceof myArray); assert (array instanceof Array); assert (!([] instanceof myArray)); /* Add a new element to the bound function chain */ class mySecretArray extends myArray { }; var secretArray = new mySecretArray (1, 2); secretArray.push (3); assert (secretArray.length === 3); assert (secretArray instanceof mySecretArray); assert (secretArray instanceof myArray); assert (secretArray instanceof Array); assert (!([] instanceof mySecretArray)); /* Add a new element to the bound function chain */ class myEpicSecretArray extends mySecretArray { }; var epicSecretArray = new myEpicSecretArray (1, 2, 3); epicSecretArray.push (4); assert (epicSecretArray.length === 4); assert (epicSecretArray instanceof myEpicSecretArray); assert (epicSecretArray instanceof mySecretArray); assert (epicSecretArray instanceof myArray); assert (epicSecretArray instanceof Array); assert (!([] instanceof myEpicSecretArray));