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Fix significant bug with storing composed matchers

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Given that in the 2 or so years that matchers are thing nobody complained,
it seems that people do not actually write this sort of code, and the
possibility will be removed in v3. However, to avoid correctness bugs,
we will have to support this weird code in v2.
This commit is contained in:
Martin Hořeňovský
2020-02-01 20:55:42 +01:00
parent d6b2a3793b
commit f8794634c2
12 changed files with 103 additions and 14 deletions
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14
src/catch2/catch_matchers.h
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@@ -91,9 +91,10 @@ namespace Matchers {
return description;
}
MatchAllOf<ArgT>& operator && ( MatcherBase<ArgT> const& other ) {
m_matchers.push_back( &other );
return *this;
MatchAllOf<ArgT> operator && ( MatcherBase<ArgT> const& other ) {
auto copy(*this);
copy.m_matchers.push_back( &other );
return copy;
}
std::vector<MatcherBase<ArgT> const*> m_matchers;
@@ -124,9 +125,10 @@ namespace Matchers {
return description;
}
MatchAnyOf<ArgT>& operator || ( MatcherBase<ArgT> const& other ) {
m_matchers.push_back( &other );
return *this;
MatchAnyOf<ArgT> operator || ( MatcherBase<ArgT> const& other ) {
auto copy(*this);
copy.m_matchers.push_back( &other );
return copy;
}
std::vector<MatcherBase<ArgT> const*> m_matchers;