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Move tolerance for one past end of line coordinates to highlighter code

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The rest of Kakoune's code now requires coord passed to Buffer::iterator_at
to be valid.
This commit is contained in:
Maxime Coste 2017-06-15 17:43:18 +01:00
parent 01a1e92b79
commit fa4b88c2f8
2 changed files with 21 additions and 16 deletions
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4
src/buffer.cc
View File

@ -166,10 +166,6 @@ void Buffer::update_display_name()
BufferIterator Buffer::iterator_at(BufferCoord coord) const
{
// Tolerate one past the end of line
if (not is_end(coord) and coord.column == m_lines[coord.line].length())
coord = coord.line+1;
kak_assert(is_valid(coord));
return {*this, coord};
}

33
src/highlighters.cc
View File

@ -25,6 +25,15 @@
namespace Kakoune
{
BufferIterator get_iterator(const Buffer& buffer, BufferCoord coord)
{
// Correct one past the end of line as next line
if (not buffer.is_end(coord) and coord.column == buffer[coord.line].length())
coord = coord.line+1;
return buffer.iterator_at(coord);
}
template<typename Func>
std::unique_ptr<Highlighter> make_highlighter(Func func, HighlightPass pass = HighlightPass::Colorize)
{
@ -364,8 +373,8 @@ private:
{
kak_assert(matches.size() % m_faces.size() == 0);
using RegexIt = RegexIterator<BufferIterator>;
RegexIt re_it{buffer.iterator_at(range.begin),
buffer.iterator_at(range.end), m_regex,
RegexIt re_it{get_iterator(buffer, range.begin),
get_iterator(buffer, range.end), m_regex,
match_flags(is_bol(range.begin),
is_eol(buffer, range.end),
is_bow(buffer, range.begin),
@ -871,8 +880,8 @@ struct TabulationHighlighter : Highlighter
if (atom_it->type() != DisplayAtom::Range)
continue;
auto begin = buffer.iterator_at(atom_it->begin());
auto end = buffer.iterator_at(atom_it->end());
auto begin = get_iterator(buffer, atom_it->begin());
auto end = get_iterator(buffer, atom_it->end());
for (BufferIterator it = begin; it != end; ++it)
{
if (*it == '\t')
@ -926,8 +935,8 @@ void show_whitespaces(const Context& context, HighlightPass, DisplayBuffer& disp
if (atom_it->type() != DisplayAtom::Range)
continue;
auto begin = buffer.iterator_at(atom_it->begin());
auto end = buffer.iterator_at(atom_it->end());
auto begin = get_iterator(buffer, atom_it->begin());
auto end = get_iterator(buffer, atom_it->end());
for (BufferIterator it = begin; it != end; )
{
auto coord = it.coord();
@ -1080,8 +1089,8 @@ void show_matching_char(const Context& context, HighlightPass, DisplayBuffer& di
int level = 1;
if (c == pair.first)
{
for (auto it = buffer.iterator_at(pos)+1,
end = buffer.iterator_at(range.end); it != end; ++it)
for (auto it = get_iterator(buffer, pos)+1,
end = get_iterator(buffer, range.end); it != end; ++it)
{
char c = *it;
if (c == pair.first)
@ -1096,8 +1105,8 @@ void show_matching_char(const Context& context, HighlightPass, DisplayBuffer& di
}
else if (c == pair.second and pos > range.begin)
{
for (auto it = buffer.iterator_at(pos)-1,
end = buffer.iterator_at(range.begin); true; --it)
for (auto it = get_iterator(buffer, pos)-1,
end = get_iterator(buffer, range.begin); true; --it)
{
char c = *it;
if (c == pair.second)
@ -1159,8 +1168,8 @@ void expand_unprintable(const Context& context, HighlightPass, DisplayBuffer& di
{
if (atom_it->type() == DisplayAtom::Range)
{
for (auto it = buffer.iterator_at(atom_it->begin()),
end = buffer.iterator_at(atom_it->end()); it < end;)
for (auto it = get_iterator(buffer, atom_it->begin()),
end = get_iterator(buffer, atom_it->end()); it < end;)
{
auto coord = it.coord();
Codepoint cp = utf8::read_codepoint<utf8::InvalidPolicy::Pass>(it, end);