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Fix parsing nul bytes in regex

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Fixes #4460
This commit is contained in:
Maxime Coste 2021-12-11 09:01:03 +11:00
parent b65df4bebf
commit 7648d56fc3
4 changed files with 3 additions and 1 deletions
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2
src/regex_impl.cc
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@ -340,7 +340,7 @@ private:
case '|': case ')': case '|': case ')':
return {}; return {};
default: default:
if (contains("^$.*+?[]{}", cp) or (cp >= 0xF0000 and cp <= 0xFFFFF)) if (contains(StringView{"^$.*+?[]{}"}, cp) or (cp >= 0xF0000 and cp <= 0xFFFFF))
parse_error(format("unexpected '{}'", cp)); parse_error(format("unexpected '{}'", cp));
++m_pos; ++m_pos;
return add_node(ParsedRegex::Literal, cp); return add_node(ParsedRegex::Literal, cp);

1
test/regression/4460-nul-byte-in-regex/cmd Normal file
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@ -0,0 +1 @@
*%s<ret>d

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test/regression/4460-nul-byte-in-regex/in Normal file
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test/regression/4460-nul-byte-in-regex/out Normal file
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@ -0,0 +1 @@