diff options
Diffstat (limited to 'js/src/tests/test262/built-ins/RegExp/regexp-modifiers/syntax/valid/remove-modifiers-when-nested.js')
-rw-r--r-- | js/src/tests/test262/built-ins/RegExp/regexp-modifiers/syntax/valid/remove-modifiers-when-nested.js | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/RegExp/regexp-modifiers/syntax/valid/remove-modifiers-when-nested.js b/js/src/tests/test262/built-ins/RegExp/regexp-modifiers/syntax/valid/remove-modifiers-when-nested.js new file mode 100644 index 0000000000..90d5e5e606 --- /dev/null +++ b/js/src/tests/test262/built-ins/RegExp/regexp-modifiers/syntax/valid/remove-modifiers-when-nested.js @@ -0,0 +1,44 @@ +// |reftest| skip -- regexp-modifiers is not supported +// Copyright 2023 Ron Buckton. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +author: Ron Buckton +description: > + Modifiers syntax `(?-ims:)` is legal, even when modifiers are already cleared via an outer non-capturing group. +info: | + Runtime Semantics: CompileAtom + The syntax-directed operation CompileAtom takes arguments direction (forward or backward) and modifiers (a Modifiers Record) and returns a Matcher. + + Atom :: `(` `?` RegularExpressionFlags `-` RegularExpressionFlags `:` Disjunction `)` + 1. Let addModifiers be the source text matched by the first RegularExpressionFlags. + 2. Let removeModifiers be the source text matched by the second RegularExpressionFlags. + 3. Let newModifiers be UpdateModifiers(modifiers, CodePointsToString(addModifiers), CodePointsToString(removeModifiers)). + 4. Return CompileSubpattern of Disjunction with arguments direction and newModifiers. + + UpdateModifiers ( modifiers, add, remove ) + The abstract operation UpdateModifiers takes arguments modifiers (a Modifiers Record), add (a String), and remove (a String) and returns a Modifiers. It performs the following steps when called: + + 1. Let dotAll be modifiers.[[DotAll]]. + 2. Let ignoreCase be modifiers.[[IgnoreCase]]. + 3. Let multiline be modifiers.[[Multiline]]. + 4. If add contains "s", set dotAll to true. + 5. If add contains "i", set ignoreCase to true. + 6. If add contains "m", set multiline to true. + 7. If remove contains "s", set dotAll to false. + 8. If remove contains "i", set ignoreCase to false. + 9. If remove contains "m", set multiline to false. + 10. Return the Modifiers Record { [[DotAll]]: dotAll, [[IgnoreCase]]: ignoreCase, [[Multiline]]: multiline }. + +esid: sec-compileatom +features: [regexp-modifiers] +---*/ + +/(?-i:(?-i:))/; +/(?-s:(?-s:))/; +/(?-m:(?-m:))/; +new RegExp("(?-i:(?-i:))"); +new RegExp("(?-s:(?-s:))"); +new RegExp("(?-m:(?-m:))"); + +reportCompare(0, 0); |