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Restore \Q..\E support in character classes

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This commit is contained in:
Justin Viiret 2015-11-12 13:27:55 +11:00 committed by Matthew Barr
parent 2a2576e907
commit fd19168025
2 changed files with 3 additions and 10 deletions
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12
src/parser/Parser.rl
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@ -893,11 +893,7 @@ unichar readUtf8CodePoint4c(const u8 *ts) {
throw LocatedParseError("Invalid POSIX named class");
};
'\\Q' => {
// fcall readQuotedClass;
ostringstream str;
str << "\\Q..\\E sequences in character classes not supported at index "
<< ts - ptr << ".";
throw ParseError(str.str());
fcall readQuotedClass;
};
'\\E' => { /*noop*/};
# Backspace (this is only valid for \b in char classes)
@ -1131,10 +1127,7 @@ unichar readUtf8CodePoint4c(const u8 *ts) {
inCharClassEarly = false;
};
# if we hit a quote before anything "real", handle it
#'\\Q' => { fcall readQuotedClass; };
'\\Q' => {
throw LocatedParseError("\\Q..\\E sequences in character classes not supported");
};
'\\Q' => { fcall readQuotedClass; };
'\\E' => { /*noop*/};
# time for the real work to happen
@ -1170,6 +1163,7 @@ unichar readUtf8CodePoint4c(const u8 *ts) {
# Literal character
any => {
currentCls->add(*ts);
inCharClassEarly = false;
};
*|;

1
unit/hyperscan/bad_patterns.txt
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@ -85,7 +85,6 @@
84:/[=\]=]/ #Unsupported POSIX collating element at index 0.
85:/A(?!)+Z/ #Invalid repeat at index 5.
86:/\X/ #\X unsupported at index 0.
87:/[a\Qz\E]/ #\Q..\E sequences in character classes not supported at index 2.
88:/[A-\d]/ #Invalid range in character class at index 3.
89:/[A-[:digit:]]/ #Invalid range in character class at index 3.
90:/B[--[:digit:]--]+/ #Invalid range in character class at index 4.