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utf8::is_character_start takes directly the char value

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This commit is contained in:
Maxime Coste 2014-05-14 19:21:19 +01:00
parent fbf7856e3e
commit db423e4a88
2 changed files with 5 additions and 6 deletions
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4
src/selection.cc
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@ -162,8 +162,8 @@ void SelectionList::check_invariant() const
kak_assert(buffer.is_valid(sel.cursor()));
kak_assert(not buffer.is_end(sel.anchor()));
kak_assert(not buffer.is_end(sel.cursor()));
kak_assert(utf8::is_character_start(buffer.iterator_at(sel.anchor())));
kak_assert(utf8::is_character_start(buffer.iterator_at(sel.cursor())));
kak_assert(utf8::is_character_start(buffer.byte_at(sel.anchor())));
kak_assert(utf8::is_character_start(buffer.byte_at(sel.cursor())));
}
#endif
}

7
src/utf8.hh
View File

@ -76,17 +76,16 @@ CharCount distance(Iterator begin, Iterator end)
// return true if it points to the first byte of a (either single or
// multibyte) character
template<typename Iterator>
bool is_character_start(Iterator it)
inline bool is_character_start(char c)
{
return (*it & 0xC0) != 0x80;
return (c & 0xC0) != 0x80;
}
// returns an iterator to the first byte of the character it is into
template<typename Iterator>
Iterator character_start(Iterator it)
{
while (not is_character_start(it))
while (not is_character_start(*it))
--it;
return it;
}