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LibRegex: Treat inverted Compare entries as disjunctions

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[^XYZ] is not(X | Y | Z), we used to translate this to
not(X) | not(Y) | not(Z), this commit makes LibRegex interpret this
pattern as not(X) & not(Y) & not(Z).
This commit is contained in:
Ali Mohammad Pur 2022-07-10 11:36:34 +04:30 • committed by Andreas Kling
parent fe46b2c141
commit d348eaf305
2 changed files with 33 additions and 13 deletions
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24
Tests/LibRegex/Regex.cpp
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@ -1040,11 +1040,23 @@ TEST_CASE(single_match_flag)
TEST_CASE(inversion_state_in_char_class)
{
// #13755, /[\S\s]/.exec("hello") should be [ "h" ], not null.
Regex<ECMA262> re("[\\S\\s]", ECMAScriptFlags::Global | (ECMAScriptFlags)regex::AllFlags::SingleMatch);
{
// #13755, /[\S\s]/.exec("hello") should be [ "h" ], not null.
Regex<ECMA262> re("[\\S\\s]", ECMAScriptFlags::Global | (ECMAScriptFlags)regex::AllFlags::SingleMatch);
auto result = re.match("hello");
EXPECT_EQ(result.success, true);
EXPECT_EQ(result.matches.size(), 1u);
EXPECT_EQ(result.matches.first().view.to_string(), "h"sv);
auto result = re.match("hello");
EXPECT_EQ(result.success, true);
EXPECT_EQ(result.matches.size(), 1u);
EXPECT_EQ(result.matches.first().view.to_string(), "h"sv);
}
{
Regex<ECMA262> re("^(?:([^\\s!\"#%-,\\./;->@\\[-\\^`\\{-~]+(?=([=~}\\s/.)|]))))"sv, ECMAScriptFlags::Global);
auto result = re.match("slideNumbers}}"sv);
EXPECT_EQ(result.success, true);
EXPECT_EQ(result.matches.size(), 1u);
EXPECT_EQ(result.matches.first().view.to_string(), "slideNumbers"sv);
EXPECT_EQ(result.capture_group_matches.first()[0].view.to_string(), "slideNumbers"sv);
EXPECT_EQ(result.capture_group_matches.first()[1].view.to_string(), "}"sv);
}
}