1 // |reftest| skip -- regexp-modifiers is not supported
2 // Copyright (C) 2024 Igalia, S.L. All rights reserved.
3 // This code is governed by the BSD license found in the LICENSE file.
6 description: It is a Syntax Error if the source text matched by the first RegularExpressionFlags and the source text matched by the second RegularExpressionFlags are both empty. (arithmetic regular expression flags)
7 esid: sec-patterns-static-semantics-early-errors
8 features: [regexp-modifiers]
10 Atom :: ( ? RegularExpressionFlags - RegularExpressionFlags : Disjunction )
15 assert.throws(SyntaxError, function () {
17 }, 'RegExp("(?-:a)", ""): ');