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Tweak implementation of subsequence_match_smart_case

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Remove use of utf8 iterators and use directly utf8 functions
This commit is contained in:
Maxime Coste 2016-03-24 23:45:56 +00:00
parent e5afacba70
commit 87704227ad
1 changed files with 6 additions and 5 deletions
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11
src/ranked_match.cc
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@ -49,20 +49,21 @@ static bool smartcase_eq(Codepoint query, Codepoint candidate)
static bool subsequence_match_smart_case(StringView str, StringView subseq, int& index_sum)
{
index_sum = 0;
Utf8It it{str.begin(), str};
auto it = str.begin();
int index = 0;
for (Utf8It subseq_it{subseq.begin(), subseq}; subseq_it != subseq.end(); ++subseq_it)
for (auto subseq_it = subseq.begin(); subseq_it != subseq.end();
subseq_it = utf8::next(subseq_it, subseq.end()))
{
if (it == str.end())
return false;
while (not smartcase_eq(*subseq_it, *it))
const Codepoint c = utf8::codepoint(subseq_it, subseq.end());
while (not smartcase_eq(c, utf8::read_codepoint(it, subseq.end())))
{
++index;
if (++it == str.end())
if (it == str.end())
return false;
}
index_sum += index++;
++it;
}
return true;
}