kakoune/src/highlighter_group.cc

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#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)
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hl.value->highlight(context, flags, display_buffer, range);
}
void HighlighterGroup::add_child(HighlighterAndId&& hl)
{
if (m_highlighters.contains(hl.first))
throw runtime_error(format("duplicate id: '{}'", hl.first));
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m_highlighters.append({ std::move(hl.first), std::move(hl.second) });
}
void HighlighterGroup::remove_child(StringView id)
{
m_highlighters.remove(id);
}
Highlighter& HighlighterGroup::get_child(StringView path)
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{
auto sep_it = find(path, '/');
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StringView id(path.begin(), sep_it);
auto it = m_highlighters.find(id);
if (it == m_highlighters.end())
throw child_not_found(format("no such id: '{}'", id));
if (sep_it == path.end())
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return *it->value;
else
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return it->value->get_child({sep_it+1, path.end()});
}
Completions HighlighterGroup::complete_child(StringView path, ByteCount cursor_pos, bool group) const
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{
auto sep_it = find(path, '/');
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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);
}
auto c = transformed(filtered(m_highlighters,
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[=](const HighlighterMap::Element& hl)
{ return not group or hl.value->has_children(); }),
HighlighterMap::get_id);
return { 0, 0, complete(path, cursor_pos, c) };
}
}