50 lines
1.1 KiB
JavaScript
50 lines
1.1 KiB
JavaScript
/*
|
|
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;
|