You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

55 lines
1.2 KiB

/*
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 | undefined} */
this.stack = undefined;
Error.captureStackTrace(this);
/** @type {RegExpMatchArray | null} */
const match =
/** @type {string} */
(/** @type {unknown} */ (this.stack))
.split("\n")[3]
.match(CURRENT_METHOD_REGEXP);
this.message = match && match[1] ? createMessage(match[1]) : createMessage();
}
/**
* Error for abstract method
* @example
* ```js
* 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;