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// |reftest| shell-option(--enable-regexp-modifiers) skip-if(release_or_beta||!xulRuntime.shell) -- regexp-modifiers is not released yet, requires shell-options
// Copyright (C) 2024 Igalia, S.L. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
description: Code points other than "i", "m", "s" should not be case folded to "i", "m", or "s" (regular expression flags)
esid: sec-patterns-static-semantics-early-errors
features: [regexp-modifiers]
info: |
Atom :: ( ? RegularExpresisonFlags : Disjunction )
It is a Syntax Error if the source text matched by RegularExpressionFlags contains any code points other than "i", "m", "s", or if it contains the same code point more than once.
---*/
assert.throws(SyntaxError, function () {
RegExp("(?M:a)", "i");
}, 'RegExp("(?M:a)", "i"): ');
reportCompare(0, 0);