Last change
on this file since 59329aa was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago |
initial commit
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[6a3a178] | 1 | /*
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| 2 | MIT License http://www.opensource.org/licenses/mit-license.php
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| 3 | Author Ivan Kopeykin @vankop
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| 4 | */
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| 5 |
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| 6 | "use strict";
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| 7 |
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| 8 | const WebpackError = require("./WebpackError");
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| 9 | const CURRENT_METHOD_REGEXP = /at ([a-zA-Z0-9_.]*)/;
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| 10 |
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| 11 | /**
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| 12 | * @param {string=} method method name
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| 13 | * @returns {string} message
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| 14 | */
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| 15 | function createMessage(method) {
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| 16 | return `Abstract method${method ? " " + method : ""}. Must be overridden.`;
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| 17 | }
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| 18 |
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| 19 | /**
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| 20 | * @constructor
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| 21 | */
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| 22 | function Message() {
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| 23 | /** @type {string} */
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| 24 | this.stack = undefined;
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| 25 | Error.captureStackTrace(this);
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| 26 | /** @type {RegExpMatchArray} */
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| 27 | const match = this.stack.split("\n")[3].match(CURRENT_METHOD_REGEXP);
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| 28 |
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| 29 | this.message = match && match[1] ? createMessage(match[1]) : createMessage();
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| 30 | }
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| 31 |
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| 32 | /**
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| 33 | * Error for abstract method
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| 34 | * @example
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| 35 | * class FooClass {
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| 36 | * abstractMethod() {
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| 37 | * throw new AbstractMethodError(); // error message: Abstract method FooClass.abstractMethod. Must be overridden.
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| 38 | * }
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| 39 | * }
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| 40 | *
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| 41 | */
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| 42 | class AbstractMethodError extends WebpackError {
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| 43 | constructor() {
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| 44 | super(new Message().message);
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| 45 | this.name = "AbstractMethodError";
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| 46 | }
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| 47 | }
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| 48 |
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| 49 | module.exports = AbstractMethodError;
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