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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /js/src/irregexp/imported/special-case.cc | |
parent | Initial commit. (diff) | |
download | firefox-esr-upstream.tar.xz firefox-esr-upstream.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/irregexp/imported/special-case.cc')
-rw-r--r-- | js/src/irregexp/imported/special-case.cc | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/js/src/irregexp/imported/special-case.cc b/js/src/irregexp/imported/special-case.cc new file mode 100644 index 0000000000..f5a9928b3a --- /dev/null +++ b/js/src/irregexp/imported/special-case.cc @@ -0,0 +1,111 @@ +// Copyright 2020 the V8 project authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that +// can be found in the LICENSE file. + +// Automatically generated by regexp/gen-regexp-special-case.cc + +// The following functions are used to build UnicodeSets +// for special cases where the case-folding algorithm used by +// UnicodeSet::closeOver(USET_CASE_INSENSITIVE) does not match +// the algorithm defined in ECMAScript 2020 21.2.2.8.2 (Runtime +// Semantics: Canonicalize) step 3. + +#ifdef V8_INTL_SUPPORT +#include "irregexp/imported/special-case.h" + +#include "unicode/uniset.h" +namespace v8 { +namespace internal { + +icu::UnicodeSet BuildIgnoreSet() { + icu::UnicodeSet set; + set.add(0xdf); + set.add(0x17f); + set.add(0x390); + set.add(0x3b0); + set.add(0x3f4); + set.add(0x1e9e); + set.add(0x1f80, 0x1faf); + set.add(0x1fb3); + set.add(0x1fbc); + set.add(0x1fc3); + set.add(0x1fcc); + set.add(0x1fd3); + set.add(0x1fe3); + set.add(0x1ff3); + set.add(0x1ffc); + set.add(0x2126); + set.add(0x212a, 0x212b); + set.add(0xfb05, 0xfb06); + set.freeze(); + return set; +} + +struct IgnoreSetData { + IgnoreSetData() : set(BuildIgnoreSet()) {} + const icu::UnicodeSet set; +}; + +//static +const icu::UnicodeSet& RegExpCaseFolding::IgnoreSet() { + static base::LazyInstance<IgnoreSetData>::type set = + LAZY_INSTANCE_INITIALIZER; + return set.Pointer()->set; +} + +icu::UnicodeSet BuildSpecialAddSet() { + icu::UnicodeSet set; + set.add(0x4b); + set.add(0x53); + set.add(0x6b); + set.add(0x73); + set.add(0xc5); + set.add(0xe5); + set.add(0x398); + set.add(0x3a9); + set.add(0x3b8); + set.add(0x3c9); + set.add(0x3d1); + set.freeze(); + return set; +} + +struct SpecialAddSetData { + SpecialAddSetData() : set(BuildSpecialAddSet()) {} + const icu::UnicodeSet set; +}; + +//static +const icu::UnicodeSet& RegExpCaseFolding::SpecialAddSet() { + static base::LazyInstance<SpecialAddSetData>::type set = + LAZY_INSTANCE_INITIALIZER; + return set.Pointer()->set; +} + +icu::UnicodeSet BuildUnicodeNonSimpleCloseOverSet() { + icu::UnicodeSet set; + set.add(0x390); + set.add(0x3b0); + set.add(0x1fd3); + set.add(0x1fe3); + set.add(0xfb05, 0xfb06); + set.freeze(); + return set; +} + +struct UnicodeNonSimpleCloseOverSetData { + UnicodeNonSimpleCloseOverSetData() : set(BuildUnicodeNonSimpleCloseOverSet()) {} + const icu::UnicodeSet set; +}; + +//static +const icu::UnicodeSet& RegExpCaseFolding::UnicodeNonSimpleCloseOverSet() { + static base::LazyInstance<UnicodeNonSimpleCloseOverSetData>::type set = + LAZY_INSTANCE_INITIALIZER; + return set.Pointer()->set; +} + + +} // namespace internal +} // namespace v8 +#endif // V8_INTL_SUPPORT |