Strict mode Failing
Expected no error, got SyntaxError: warning: the variable "ERROR" was not declared in function "valueOf"
Features:
- Symbol.matchAll
Expected no error, got SyntaxError: warning: the variable "ERROR" was not declared in function "valueOf"
// Copyright (C) 2018 Peter Wong. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: pending
description: Re-throws errors while coercing RegExp's flags to a string
info: |
RegExp.prototype [ @@matchAll ] ( string )
[...]
3. Return ? MatchAllIterator(R, string).
MatchAllIterator ( R, O )
[...]
2. If ? IsRegExp(R) is true, then
[...]
b. Let flags be ? ToString(? Get(R, "flags"))
features: [Symbol.matchAll]
---*/
var regexp = /\w/;
Object.defineProperty(regexp, 'flags', {
value: {
valueOf() {
ERROR('valueOf Should not be called');
},
toString() {
throw new Test262Error();
}
}
});
assert.throws(Test262Error, function() {
regexp[Symbol.matchAll]('');
});