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Add sv_rfind_test

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Peter Dimov
2021-10-06 05:49:09 +03:00
parent a8e7a3395e
commit 673e3c302c
3 changed files with 181 additions and 4 deletions
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include/boost/core/string_view.hpp
+11 -4
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@@ -375,13 +375,20 @@ public:
BOOST_CXX14_CONSTEXPR size_type rfind( Ch c, size_type pos = npos ) const BOOST_NOEXCEPT
{
if( pos > size() )
size_type n = size();
if( n == 0 )
{
pos = size();
return npos;
}
const_reverse_iterator r = std::find( rbegin() + pos, rend(), c );
return r == rend()? npos: size() - 1 - ( r - rbegin() );
if( pos > n - 1 )
{
pos = n - 1;
}
const_reverse_iterator r = std::find( rbegin() + n - 1 - pos, rend(), c );
return r == rend()? npos: n - 1 - ( r - rbegin() );
}
BOOST_CXX14_CONSTEXPR size_type rfind( Ch const* s, size_type pos, size_type n ) const BOOST_NOEXCEPT