mirror of https://github.com/tc39/test262.git
54 lines
1.2 KiB
JavaScript
54 lines
1.2 KiB
JavaScript
// Copyright (C) 2015 the V8 project authors. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/*---
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description: >
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Behavior when error thrown from `source` property of a RegExp-like object
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es6id: 21.2.3.1
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info: >
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1. Let patternIsRegExp be IsRegExp(pattern).
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[...]
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6. Else if patternIsRegExp is true, then
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a. Let P be Get(pattern, "source").
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b. ReturnIfAbrupt(P).
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features: [Symbol, Symbol.match]
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---*/
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var obj = {};
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function CustomError() {}
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Object.defineProperty(obj, 'source', {
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get: function() {
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throw new CustomError();
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}
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});
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Object.defineProperty(obj, 'flags', {
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get: function() {
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$ERROR('the `flags` property should not be referenced before `source`');
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}
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});
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obj[Symbol.match] = true;
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assert.throws(CustomError, function() {
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new RegExp(obj);
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});
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obj[Symbol.match] = 'string';
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assert.throws(CustomError, function() {
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new RegExp(obj);
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});
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obj[Symbol.match] = [];
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assert.throws(CustomError, function() {
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new RegExp(obj);
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});
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obj[Symbol.match] = Symbol();
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assert.throws(CustomError, function() {
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new RegExp(obj);
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});
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obj[Symbol.match] = 86;
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assert.throws(CustomError, function() {
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new RegExp(obj);
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});
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