kakoune/src/highlighter_group.cc
2014-12-23 13:54:09 +00:00

60 lines
1.8 KiB
C++

#include "highlighter_group.hh"
#include "containers.hh"
namespace Kakoune
{
void HighlighterGroup::highlight(const Context& context, HighlightFlags flags,
DisplayBuffer& display_buffer, BufferRange range)
{
for (auto& hl : m_highlighters)
hl.second->highlight(context, flags, display_buffer, range);
}
void HighlighterGroup::add_child(HighlighterAndId&& hl)
{
if (m_highlighters.contains(hl.first))
throw runtime_error("duplicate id: " + hl.first);
m_highlighters.append(std::move(hl));
}
void HighlighterGroup::remove_child(StringView id)
{
m_highlighters.remove(id);
}
Highlighter& HighlighterGroup::get_child(StringView path)
{
auto sep_it = find(path, '/');
StringView id(path.begin(), sep_it);
auto it = m_highlighters.find(id);
if (it == m_highlighters.end())
throw child_not_found("no such id: "_str + id);
if (sep_it == path.end())
return *it->second;
else
return it->second->get_child({sep_it+1, path.end()});
}
Completions HighlighterGroup::complete_child(StringView path, ByteCount cursor_pos, bool group) const
{
auto sep_it = find(path, '/');
if (sep_it != path.end())
{
ByteCount offset = sep_it+1 - path.begin();
Highlighter& hl = const_cast<HighlighterGroup*>(this)->get_child({path.begin(), sep_it});
return offset_pos(hl.complete_child(path.substr(offset), cursor_pos - offset, group), offset);
}
using ValueType = HighlighterMap::value_type;
auto c = transformed(filtered(m_highlighters,
[=](const ValueType& hl)
{ return not group or hl.second->has_children(); }),
HighlighterMap::get_id);
return { 0, 0, complete(path, cursor_pos, c) };
}
}