// |reftest| skip -- regexp-modifiers is not supported
// Copyright (C) 2024 Igalia, S.L. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
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)
esid: sec-patterns-static-semantics-early-errors
features: [regexp-modifiers]
info: |
    Atom :: ( ? RegularExpressionFlags - RegularExpressionFlags : Disjunction )
    ...

---*/

assert.throws(SyntaxError, function () {
  RegExp("(?-:a)", "");
}, 'RegExp("(?-:a)", ""): ');

reportCompare(0, 0);