// (C) Copyright 2015 Moodle Pty Ltd. // // 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. /** * Base Error class. * * The native Error class cannot be extended in Typescript without restoring the prototype chain, extend this * class instead. * * @see https://stackoverflow.com/questions/41102060/typescript-extending-error-class */ export class CoreError extends Error { constructor(message?: string) { super(message); // Fix prototype chain: https://www.typescriptlang.org/docs/handbook/release-notes/typescript-2-2.html#support-for-newtarget this.name = new.target.name; Object.setPrototypeOf(this, new.target.prototype); } }