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/*
MIT License http://www.opensource.org/licenses/mit-license.php
Author Ivan Kopeykin @vankop
*/
"use strict";
const WebpackError = require("./WebpackError");
const CURRENT_METHOD_REGEXP = /at ([a-zA-Z0-9_.]*)/;
/**
* @param {string=} method method name
* @returns {string} message
*/
function createMessage(method) {
return `Abstract method${method ? " " + method : ""}. Must be overridden.`;
}
/**
* @constructor
*/
function Message() {
/** @type {string} */
this.stack = undefined;
Error.captureStackTrace(this);
/** @type {RegExpMatchArray} */
const match = this.stack.split("\n")[3].match(CURRENT_METHOD_REGEXP);
this.message = match && match[1] ? createMessage(match[1]) : createMessage();
}
/**
* Error for abstract method
* @example
* class FooClass {
* abstractMethod() {
* throw new AbstractMethodError(); // error message: Abstract method FooClass.abstractMethod. Must be overridden.
* }
* }
*
*/
class AbstractMethodError extends WebpackError {
constructor() {
super(new Message().message);
this.name = "AbstractMethodError";
}
}
module.exports = AbstractMethodError;