Add support for BufInsert/BufErase hooks
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@ -811,6 +811,10 @@ existing hooks are:
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* +BufOpen+: A buffer for an existing file has been created, filename is
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used for filtering
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* +BufCreate+: A buffer has been created, filename is used for filtering
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* +BufInsert+: An insertion just took place in a buffer, filtering string
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is 'line.column+len'
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* +BufErase+: An erase just took place in a buffer, filtering string
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is 'line.column+len'
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* +BufWritePre+: Executed just before a buffer is written, filename is
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used for filtering.
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* +BufWritePost+: Executed just after a buffer is written, filename is
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@ -374,6 +374,11 @@ void Buffer::apply_modification(const Modification& modification)
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}
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}
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static String change_spec(ByteCoord coord, ByteCount len)
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{
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return to_string(coord.line) + "." + to_string(coord.column) + "+" + to_string(len);
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}
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BufferIterator Buffer::insert(const BufferIterator& pos, StringView content)
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{
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kak_assert(is_valid(pos.coord()));
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@ -391,7 +396,11 @@ BufferIterator Buffer::insert(const BufferIterator& pos, StringView content)
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auto coord = pos == end() ? ByteCoord{line_count()} : pos.coord();
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if (not (m_flags & Flags::NoUndo))
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m_current_undo_group.emplace_back(Modification::Insert, coord, real_content);
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return {*this, do_insert(pos.coord(), real_content)};
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BufferIterator it{*this, do_insert(pos.coord(), real_content)};
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run_hook_in_own_context("BufInsert", change_spec(pos.coord(), real_content.length()));
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return it;
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}
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BufferIterator Buffer::erase(BufferIterator begin, BufferIterator end)
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@ -406,7 +415,13 @@ BufferIterator Buffer::erase(BufferIterator begin, BufferIterator end)
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if (not (m_flags & Flags::NoUndo))
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m_current_undo_group.emplace_back(Modification::Erase, begin.coord(),
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InternedString(string(begin.coord(), end.coord())));
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return {*this, do_erase(begin.coord(), end.coord())};
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ByteCount len = distance(begin.coord(), end.coord());
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BufferIterator it{*this, do_erase(begin.coord(), end.coord())};
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run_hook_in_own_context("BufErase", change_spec(begin.coord(), len));
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return it;
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}
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bool Buffer::is_modified() const
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