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regexp: added v flag support - fixed corner cases of case insensitive matching

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Fabrice Bellard
2025-05-16 17:43:03 +02:00
parent a8b2d7c2b2
commit d7cdfdc8d7
13 changed files with 2004 additions and 205 deletions
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28
tests/test_builtin.js
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@@ -751,6 +751,34 @@ function test_regexp()
assert(a, ["123a23", "3"]);
a = /()*?a/.exec(",");
assert(a, null);
/* test \b escape */
assert(/[\q{a\b}]/.test("a\b"), true);
assert(/[\b]/.test("\b"), true);
/* test case insensitive matching (test262 hardly tests it) */
assert("aAbBcC#4".replace(/\p{Lower}/gu,"X"), "XAXBXC#4");
assert("aAbBcC#4".replace(/\p{Lower}/gui,"X"), "XXXXXX#4");
assert("aAbBcC#4".replace(/\p{Upper}/gui,"X"), "XXXXXX#4");
assert("aAbBcC#4".replace(/\P{Lower}/gui,"X"), "XXXXXXXX");
assert("aAbBcC#4".replace(/\P{Upper}/gui,"X"), "XXXXXXXX");
assert("aAbBcC".replace(/[^b]/gui, "X"), "XXbBXX");
assert("aAbBcC".replace(/[^A-B]/gui, "X"), "aAbBXX");
assert("aAbBcC#4".replace(/\p{Lower}/gvi,"X"), "XXXXXX#4");
assert("aAbBcC#4".replace(/\P{Lower}/gvi,"X"), "aAbBcCXX");
assert("aAbBcC#4".replace(/[^\P{Lower}]/gvi,"X"), "XXXXXX#4");
assert("aAbBcC#4".replace(/\P{Upper}/gvi,"X"), "aAbBcCXX");
assert("aAbBcC".replace(/[^b]/gvi, "X"), "XXbBXX");
assert("aAbBcC".replace(/[^A-B]/gvi, "X"), "aAbBXX");
assert("aAbBcC".replace(/[[a-c]&&B]/gvi, "X"), "aAXXcC");
assert("aAbBcC".replace(/[[a-c]--B]/gvi, "X"), "XXbBXX");
assert("abcAbC".replace(/[\q{AbC}]/gvi,"X"), "XX");
/* Note: SpiderMonkey and v8 may not be correct */
assert("abcAbC".replace(/[\q{BC|A}]/gvi,"X"), "XXXX");
assert("abcAbC".replace(/[\q{BC|A}--a]/gvi,"X"), "aXAX");
}
function test_symbol()