1371 lines
46 KiB
C++
1371 lines
46 KiB
C++
#include "normal.hh"
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#include "buffer.hh"
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#include "buffer_manager.hh"
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#include "client_manager.hh"
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#include "color_registry.hh"
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#include "command_manager.hh"
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#include "commands.hh"
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#include "context.hh"
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#include "file.hh"
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#include "option_manager.hh"
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#include "register_manager.hh"
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#include "selectors.hh"
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#include "shell_manager.hh"
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#include "string.hh"
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#include "window.hh"
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#include "user_interface.hh"
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#include "utf8_iterator.hh"
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namespace Kakoune
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{
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void erase(Buffer& buffer, SelectionList& selections)
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{
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for (auto& sel : selections)
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{
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erase(buffer, sel);
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avoid_eol(buffer, sel);
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}
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selections.check_invariant();
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buffer.check_invariant();
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}
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template<InsertMode mode>
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BufferIterator prepare_insert(Buffer& buffer, const Selection& sel)
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{
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switch (mode)
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{
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case InsertMode::Insert:
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return buffer.iterator_at(sel.min());
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case InsertMode::Replace:
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return Kakoune::erase(buffer, sel);
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case InsertMode::Append:
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{
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// special case for end of lines, append to current line instead
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auto pos = buffer.iterator_at(sel.max());
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return *pos == '\n' ? pos : utf8::next(pos);
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}
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case InsertMode::InsertAtLineBegin:
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return buffer.iterator_at(sel.min().line);
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case InsertMode::AppendAtLineEnd:
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return buffer.iterator_at({sel.max().line, buffer[sel.max().line].length() - 1});
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case InsertMode::InsertAtNextLineBegin:
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return buffer.iterator_at(sel.max().line+1);
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case InsertMode::OpenLineBelow:
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return buffer.insert(buffer.iterator_at(sel.max().line + 1), "\n");
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case InsertMode::OpenLineAbove:
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return buffer.insert(buffer.iterator_at(sel.min().line), "\n");
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}
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kak_assert(false);
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return {};
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}
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template<InsertMode mode>
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void insert(Buffer& buffer, SelectionList& selections, const String& str)
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{
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for (auto& sel : selections)
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{
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auto pos = prepare_insert<mode>(buffer, sel);
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pos = buffer.insert(pos, str);
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if (mode == InsertMode::Replace and pos != buffer.end())
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{
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sel.first() = pos.coord();
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sel.last() = str.empty() ?
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pos.coord() : (pos + str.byte_count_to(str.char_length() - 1)).coord();
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}
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avoid_eol(buffer, sel);
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}
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selections.check_invariant();
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buffer.check_invariant();
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}
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template<InsertMode mode>
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void insert(Buffer& buffer, SelectionList& selections, memoryview<String> strings)
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{
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if (strings.empty())
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return;
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for (size_t i = 0; i < selections.size(); ++i)
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{
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auto& sel = selections[i];
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auto pos = prepare_insert<mode>(buffer, sel);
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const String& str = strings[std::min(i, strings.size()-1)];
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pos = buffer.insert(pos, str);
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if (mode == InsertMode::Replace and pos != buffer.end())
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{
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sel.first() = pos.coord();
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sel.last() = (str.empty() ?
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pos : pos + str.byte_count_to(str.char_length() - 1)).coord();
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}
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avoid_eol(buffer, sel);
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}
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selections.check_invariant();
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buffer.check_invariant();
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}
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using namespace std::placeholders;
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enum class SelectMode
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{
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Replace,
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Extend,
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Append,
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ReplaceMain,
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};
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template<SelectMode mode = SelectMode::Replace, typename Func>
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void select(Context& context, Func func)
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{
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auto& buffer = context.buffer();
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auto& selections = context.selections();
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if (mode == SelectMode::Append)
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{
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auto& sel = selections.main();
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auto res = func(buffer, sel);
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if (res.captures().empty())
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res.captures() = sel.captures();
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selections.push_back(res);
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selections.set_main_index(selections.size() - 1);
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}
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else if (mode == SelectMode::ReplaceMain)
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{
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auto& sel = selections.main();
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auto res = func(buffer, sel);
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sel.first() = res.first();
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sel.last() = res.last();
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if (not res.captures().empty())
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sel.captures() = std::move(res.captures());
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}
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else
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{
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for (auto& sel : selections)
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{
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auto res = func(buffer, sel);
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if (mode == SelectMode::Extend)
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sel.merge_with(res);
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else
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{
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sel.first() = res.first();
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sel.last() = res.last();
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}
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if (not res.captures().empty())
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sel.captures() = std::move(res.captures());
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}
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}
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selections.sort_and_merge_overlapping();
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selections.check_invariant();
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}
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template<SelectMode mode, typename T>
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class Select
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{
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public:
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constexpr Select(T t) : m_func(t) {}
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void operator() (Context& context, int) { select<mode>(context, m_func); }
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private:
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T m_func;
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};
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template<SelectMode mode = SelectMode::Replace, typename T>
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constexpr Select<mode, T> make_select(T func)
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{
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return Select<mode, T>(func);
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}
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template<SelectMode mode = SelectMode::Replace>
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void select_coord(const Buffer& buffer, BufferCoord coord, SelectionList& selections)
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{
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coord = buffer.clamp(coord);
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if (mode == SelectMode::Replace)
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selections = SelectionList { coord };
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else if (mode == SelectMode::Extend)
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{
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for (auto& sel : selections)
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sel.last() = coord;
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selections.sort_and_merge_overlapping();
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}
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}
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template<InsertMode mode>
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void enter_insert_mode(Context& context, int)
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{
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context.input_handler().insert(mode);
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}
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void repeat_last_insert(Context& context, int)
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{
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context.input_handler().repeat_last_insert();
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}
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bool show_auto_info_ifn(const String& title, const String& info,
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const Context& context)
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{
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if (not context.options()["autoinfo"].get<bool>() or not context.has_ui())
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return false;
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ColorPair col = get_color("Information");
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DisplayCoord pos = context.window().dimensions();
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pos.column -= 1;
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context.ui().info_show(title, info, pos , col, MenuStyle::Prompt);
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return true;
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}
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template<typename Cmd>
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void on_next_key_with_autoinfo(const Context& context, Cmd cmd,
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const String& title, const String& info)
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{
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const bool hide = show_auto_info_ifn(title, info, context);
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context.input_handler().on_next_key([hide,cmd](Key key, Context& context) mutable {
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if (hide)
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context.ui().info_hide();
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cmd(key, context);
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});
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}
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template<SelectMode mode>
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void goto_commands(Context& context, int line)
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{
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if (line != 0)
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{
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context.push_jump();
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select_coord<mode>(context.buffer(), LineCount{line - 1}, context.selections());
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if (context.has_window())
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context.window().center_line(LineCount{line-1});
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}
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else
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{
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on_next_key_with_autoinfo(context, [](Key key, Context& context) {
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if (key.modifiers != Key::Modifiers::None)
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return;
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auto& buffer = context.buffer();
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switch (tolower(key.key))
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{
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case 'g':
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case 'k':
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context.push_jump();
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select_coord<mode>(buffer, BufferCoord{0,0}, context.selections());
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break;
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case 'l':
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select<mode>(context, select_to_eol);
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break;
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case 'h':
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select<mode>(context, select_to_eol_reverse);
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break;
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case 'j':
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{
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context.push_jump();
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select_coord<mode>(buffer, buffer.line_count() - 1, context.selections());
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break;
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}
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case 'e':
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context.push_jump();
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select_coord<mode>(buffer, buffer.back_coord(), context.selections());
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break;
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case 't':
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if (context.has_window())
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{
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auto line = context.window().position().line;
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select_coord<mode>(buffer, line, context.selections());
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}
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break;
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case 'b':
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if (context.has_window())
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{
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auto& window = context.window();
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auto line = window.position().line + window.dimensions().line - 1;
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select_coord<mode>(buffer, line, context.selections());
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}
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break;
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case 'c':
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if (context.has_window())
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{
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auto& window = context.window();
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auto line = window.position().line + window.dimensions().line / 2;
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select_coord<mode>(buffer, line, context.selections());
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}
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break;
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case 'a':
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{
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auto& buffer_manager = BufferManager::instance();
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auto it = buffer_manager.begin();
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if (it->get() == &buffer and ++it == buffer_manager.end())
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break;
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context.push_jump();
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context.change_buffer(**it);
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break;
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}
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case 'f':
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{
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const Range& sel = context.selections().main();
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String filename = content(buffer, sel);
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static constexpr char forbidden[] = { '\'', '\\', '\0' };
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for (auto c : forbidden)
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if (contains(filename, c))
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return;
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auto paths = context.options()["path"].get<std::vector<String>>();
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const String& buffer_name = buffer.name();
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auto it = find(reversed(buffer_name), '/');
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if (it != buffer_name.rend())
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paths.insert(paths.begin(), String{buffer_name.begin(), it.base()});
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String path = find_file(filename, paths);
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if (path.empty())
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throw runtime_error("unable to find file '" + filename + "'");
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CommandManager::instance().execute("edit '" + path + "'", context);
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break;
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}
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}
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}, "goto",
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"g,k: buffer top \n"
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"l: line end \n"
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"h: line begin \n"
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"j: buffer bottom\n"
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"e: buffer end \n"
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"t: window top \n"
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"b: window bottom\n"
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"c: window center\n"
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"a: last buffer \n"
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"f: file \n");
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}
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}
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void view_commands(Context& context, int param)
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{
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on_next_key_with_autoinfo(context, [param](Key key, Context& context) {
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if (key.modifiers != Key::Modifiers::None or not context.has_window())
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return;
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LineCount cursor_line = context.selections().main().last().line;
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Window& window = context.window();
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switch (tolower(key.key))
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{
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case 'v':
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case 'c':
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context.window().center_line(cursor_line);
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break;
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case 't':
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context.window().display_line_at(cursor_line, 0);
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break;
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case 'b':
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context.window().display_line_at(cursor_line, window.dimensions().line-1);
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break;
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case 'h':
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context.window().scroll(-std::max<CharCount>(1, param));
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break;
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case 'j':
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context.window().scroll( std::max<LineCount>(1, param));
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break;
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case 'k':
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context.window().scroll(-std::max<LineCount>(1, param));
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break;
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case 'l':
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context.window().scroll( std::max<CharCount>(1, param));
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break;
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}
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}, "view",
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"v,c: center cursor \n"
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"t: cursor on top \n"
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"b: cursor on bottom\n"
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"h: scroll left \n"
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"j: scroll down \n"
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"k: scroll up \n"
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"l: scroll right \n");
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}
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void replace_with_char(Context& context, int)
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{
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on_next_key_with_autoinfo(context, [](Key key, Context& context) {
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if (not iswprint(key.key))
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return;
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ScopedEdition edition(context);
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Buffer& buffer = context.buffer();
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SelectionList& selections = context.selections();
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std::vector<String> strings;
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for (auto& sel : selections)
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{
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CharCount count = char_length(buffer, sel);
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strings.emplace_back(key.key, count);
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}
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insert<InsertMode::Replace>(buffer, selections, strings);
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}, "replace with char", "enter char to replace with\n");
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}
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Codepoint to_lower(Codepoint cp) { return tolower(cp); }
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Codepoint to_upper(Codepoint cp) { return toupper(cp); }
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Codepoint swap_case(Codepoint cp)
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{
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Codepoint res = std::tolower(cp);
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return res == cp ? std::toupper(cp) : res;
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}
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template<Codepoint (*func)(Codepoint)>
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void for_each_char(Context& context, int)
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{
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ScopedEdition edition(context);
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std::vector<String> sels = context.selections_content();
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for (auto& sel : sels)
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{
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for (auto& c : sel)
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c = func(c);
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}
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insert<InsertMode::Replace>(context.buffer(), context.selections(), sels);
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}
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void command(Context& context, int)
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{
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context.input_handler().prompt(
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":", get_color("Prompt"),
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std::bind(&CommandManager::complete, &CommandManager::instance(), _1, _2, _3, _4),
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[](const String& cmdline, PromptEvent event, Context& context) {
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if (event == PromptEvent::Validate)
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CommandManager::instance().execute(cmdline, context);
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});
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}
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template<InsertMode mode>
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void pipe(Context& context, int)
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{
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const char* prompt = mode == InsertMode::Replace ? "pipe:" : "pipe (ins):";
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context.input_handler().prompt(prompt, get_color("Prompt"), shell_complete,
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[](const String& cmdline, PromptEvent event, Context& context)
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{
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if (event != PromptEvent::Validate)
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return;
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String real_cmd;
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if (cmdline.empty())
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real_cmd = RegisterManager::instance()['|'].values(context)[0];
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else
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{
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RegisterManager::instance()['|'] = cmdline;
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real_cmd = cmdline;
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}
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if (real_cmd.empty())
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return;
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Buffer& buffer = context.buffer();
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SelectionList& selections = context.selections();
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std::vector<String> strings;
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for (auto& sel : selections)
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{
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auto str = content(buffer, sel);
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bool insert_eol = str.back() != '\n';
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if (insert_eol)
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str += '\n';
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str = ShellManager::instance().pipe(str, real_cmd, context,
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{}, EnvVarMap{});
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if (insert_eol and str.back() == '\n')
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str = str.substr(0, str.length()-1);
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strings.push_back(str);
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}
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ScopedEdition edition(context);
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insert<mode>(buffer, selections, strings);
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});
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}
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template<Direction direction, SelectMode mode>
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void select_next_match(const Buffer& buffer, SelectionList& selections,
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const Regex& regex)
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{
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if (mode == SelectMode::Replace)
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{
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for (auto& sel : selections)
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sel = find_next_match<direction>(buffer, sel, regex);
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}
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if (mode == SelectMode::Extend)
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{
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for (auto& sel : selections)
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sel.merge_with(find_next_match<direction>(buffer, sel, regex));
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}
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else if (mode == SelectMode::ReplaceMain)
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selections.main() = find_next_match<direction>(buffer, selections.main(), regex);
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else if (mode == SelectMode::Append)
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{
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selections.push_back(find_next_match<direction>(buffer, selections.main(), regex));
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selections.set_main_index(selections.size() - 1);
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}
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selections.sort_and_merge_overlapping();
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}
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template<SelectMode mode, Direction direction>
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void search(Context& context, int)
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{
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const char* prompt = direction == Forward ? "search:" : "reverse search:";
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DynamicSelectionList selections{context.buffer(), context.selections()};
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context.input_handler().prompt(prompt, get_color("Prompt"), complete_nothing,
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[selections](const String& str, PromptEvent event, Context& context) {
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try
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{
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context.selections() = selections;
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if (event == PromptEvent::Abort)
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return;
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Regex ex{str};
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context.input_handler().set_prompt_colors(get_color("Prompt"));
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if (event == PromptEvent::Validate)
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{
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if (str.empty())
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ex = Regex{RegisterManager::instance()['/'].values(context)[0]};
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else
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RegisterManager::instance()['/'] = str;
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context.push_jump();
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}
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else if (str.empty() or not context.options()["incsearch"].get<bool>())
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return;
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select_next_match<direction, mode>(context.buffer(), context.selections(), ex);
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}
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catch (boost::regex_error& err)
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{
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if (event == PromptEvent::Validate)
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throw runtime_error("regex error: "_str + err.what());
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else
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context.input_handler().set_prompt_colors(get_color("Error"));
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}
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catch (runtime_error&)
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{
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context.selections() = selections;
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// only validation should propagate errors,
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// incremental search should not.
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if (event == PromptEvent::Validate)
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throw;
|
|
}
|
|
});
|
|
}
|
|
|
|
template<SelectMode mode, Direction direction>
|
|
void search_next(Context& context, int param)
|
|
{
|
|
const String& str = RegisterManager::instance()['/'].values(context)[0];
|
|
if (not str.empty())
|
|
{
|
|
try
|
|
{
|
|
Regex ex{str};
|
|
do {
|
|
select_next_match<direction, mode>(context.buffer(), context.selections(), ex);
|
|
} while (--param > 0);
|
|
}
|
|
catch (boost::regex_error& err)
|
|
{
|
|
throw runtime_error("regex error: "_str + err.what());
|
|
}
|
|
}
|
|
else
|
|
throw runtime_error("no search pattern");
|
|
}
|
|
|
|
template<bool smart>
|
|
void use_selection_as_search_pattern(Context& context, int)
|
|
{
|
|
std::vector<String> patterns;
|
|
auto& sels = context.selections();
|
|
const auto& buffer = context.buffer();
|
|
for (auto& sel : sels)
|
|
{
|
|
auto begin = utf8::make_iterator(buffer.iterator_at(sel.min()));
|
|
auto end = utf8::make_iterator(buffer.iterator_at(sel.max()))+1;
|
|
auto content = "\\Q" + String{begin.base(), end.base()} + "\\E";
|
|
if (smart)
|
|
{
|
|
if (begin == buffer.begin() or (is_word(*begin) and not is_word(*(begin-1))))
|
|
content = "\\b" + content;
|
|
if (end == buffer.end() or (is_word(*(end-1)) and not is_word(*end)))
|
|
content = content + "\\b";
|
|
}
|
|
patterns.push_back(std::move(content));
|
|
}
|
|
RegisterManager::instance()['/'] = patterns;
|
|
}
|
|
|
|
void yank(Context& context, int)
|
|
{
|
|
RegisterManager::instance()['"'] = context.selections_content();
|
|
context.print_status({ "yanked " + to_string(context.selections().size()) +
|
|
" selections", get_color("Information") });
|
|
}
|
|
|
|
void cat_yank(Context& context, int)
|
|
{
|
|
auto sels = context.selections_content();
|
|
String str;
|
|
for (auto& sel : sels)
|
|
str += sel;
|
|
RegisterManager::instance()['"'] = memoryview<String>(str);
|
|
context.print_status({ "concatenated and yanked " +
|
|
to_string(sels.size()) + " selections", get_color("Information") });
|
|
}
|
|
|
|
void erase_selections(Context& context, int)
|
|
{
|
|
RegisterManager::instance()['"'] = context.selections_content();
|
|
ScopedEdition edition(context);
|
|
erase(context.buffer(), context.selections());
|
|
}
|
|
|
|
void cat_erase_selections(Context& context, int)
|
|
{
|
|
auto sels = context.selections_content();
|
|
String str;
|
|
for (auto& sel : sels)
|
|
str += sel;
|
|
RegisterManager::instance()['"'] = memoryview<String>(str);
|
|
erase(context.buffer(), context.selections());
|
|
}
|
|
|
|
|
|
void change(Context& context, int param)
|
|
{
|
|
RegisterManager::instance()['"'] = context.selections_content();
|
|
enter_insert_mode<InsertMode::Replace>(context, param);
|
|
}
|
|
|
|
constexpr InsertMode adapt_for_linewise(InsertMode mode)
|
|
{
|
|
return ((mode == InsertMode::Append) ?
|
|
InsertMode::InsertAtNextLineBegin :
|
|
((mode == InsertMode::Insert) ?
|
|
InsertMode::InsertAtLineBegin :
|
|
((mode == InsertMode::Replace) ?
|
|
InsertMode::Replace : InsertMode::Insert)));
|
|
}
|
|
|
|
template<InsertMode mode>
|
|
void paste(Context& context, int)
|
|
{
|
|
auto strings = RegisterManager::instance()['"'].values(context);
|
|
bool linewise = false;
|
|
for (auto& str : strings)
|
|
{
|
|
if (not str.empty() and str.back() == '\n')
|
|
{
|
|
linewise = true;
|
|
break;
|
|
}
|
|
}
|
|
if (linewise)
|
|
insert<adapt_for_linewise(mode)>(context.buffer(), context.selections(), strings);
|
|
else
|
|
insert<mode>(context.buffer(), context.selections(), strings);
|
|
}
|
|
|
|
template<typename T>
|
|
void regex_prompt(Context& context, const String prompt, T on_validate)
|
|
{
|
|
context.input_handler().prompt(prompt, get_color("Prompt"), complete_nothing,
|
|
[=](const String& str, PromptEvent event, Context& context) {
|
|
if (event == PromptEvent::Validate)
|
|
{
|
|
try
|
|
{
|
|
on_validate(str.empty() ? Regex{} : Regex{str}, context);
|
|
}
|
|
catch (boost::regex_error& err)
|
|
{
|
|
throw runtime_error("regex error: "_str + err.what());
|
|
}
|
|
}
|
|
else if (event == PromptEvent::Change)
|
|
{
|
|
const bool ok = Regex{str, boost::regex_constants::no_except}.status() == 0;
|
|
context.input_handler().set_prompt_colors(get_color(ok ? "Prompt" : "Error"));
|
|
}
|
|
});
|
|
}
|
|
|
|
void select_regex(Context& context, int)
|
|
{
|
|
regex_prompt(context, "select:", [](Regex ex, Context& context) {
|
|
if (ex.empty())
|
|
ex = Regex{RegisterManager::instance()['/'].values(context)[0]};
|
|
else
|
|
RegisterManager::instance()['/'] = String{ex.str()};
|
|
if (not ex.empty() and not ex.str().empty())
|
|
select_all_matches(context.buffer(), context.selections(), ex);
|
|
});
|
|
}
|
|
|
|
void split_regex(Context& context, int)
|
|
{
|
|
regex_prompt(context, "split:", [](Regex ex, Context& context) {
|
|
if (ex.empty())
|
|
ex = Regex{RegisterManager::instance()['/'].values(context)[0]};
|
|
else
|
|
RegisterManager::instance()['/'] = String{ex.str()};
|
|
if (not ex.empty() and not ex.str().empty())
|
|
split_selections(context.buffer(), context.selections(), ex);
|
|
});
|
|
}
|
|
|
|
void split_lines(Context& context, int)
|
|
{
|
|
auto& selections = context.selections();
|
|
auto& buffer = context.buffer();
|
|
SelectionList res;
|
|
for (auto& sel : selections)
|
|
{
|
|
if (sel.first().line == sel.last().line)
|
|
{
|
|
res.push_back(std::move(sel));
|
|
continue;
|
|
}
|
|
auto min = sel.min();
|
|
auto max = sel.max();
|
|
res.push_back({min, {min.line, buffer[min.line].length()-1}});
|
|
for (auto line = min.line+1; line < max.line; ++line)
|
|
res.push_back({line, {line, buffer[line].length()-1}});
|
|
res.push_back({max.line, max});
|
|
}
|
|
res.set_main_index(res.size() - 1);
|
|
selections = std::move(res);
|
|
}
|
|
|
|
void join_select_spaces(Context& context, int)
|
|
{
|
|
auto& buffer = context.buffer();
|
|
SelectionList selections;
|
|
for (auto& sel : context.selections())
|
|
{
|
|
for (LineCount line = sel.min().line; line <= sel.max().line; ++line)
|
|
{
|
|
if (line == buffer.line_count() - 1)
|
|
continue;
|
|
auto begin = buffer.iterator_at({line, buffer[line].length()-1});
|
|
auto end = begin+1;
|
|
skip_while(end, buffer.end(), is_horizontal_blank);
|
|
selections.push_back({begin.coord(), (end-1).coord()});
|
|
}
|
|
}
|
|
if (selections.empty())
|
|
return;
|
|
selections.sort_and_merge_overlapping();
|
|
context.selections() = selections;
|
|
ScopedEdition edition(context);
|
|
insert<InsertMode::Replace>(buffer, context.selections(), " ");
|
|
}
|
|
|
|
void join(Context& context, int param)
|
|
{
|
|
DynamicSelectionList sels{context.buffer(), context.selections()};
|
|
auto restore_sels = on_scope_end([&]{ context.selections() = std::move(sels); });
|
|
join_select_spaces(context, param);
|
|
}
|
|
|
|
template<bool matching>
|
|
void keep(Context& context, int)
|
|
{
|
|
constexpr const char* prompt = matching ? "keep matching:" : "keep not matching:";
|
|
regex_prompt(context, prompt, [](const Regex& ex, Context& context) {
|
|
if (ex.empty())
|
|
return;
|
|
const Buffer& buffer = context.buffer();
|
|
SelectionList keep;
|
|
for (auto& sel : context.selections())
|
|
{
|
|
if (boost::regex_search(buffer.iterator_at(sel.min()),
|
|
utf8::next(buffer.iterator_at(sel.max())), ex) == matching)
|
|
keep.push_back(sel);
|
|
}
|
|
if (keep.empty())
|
|
throw runtime_error("no selections remaining");
|
|
context.selections() = std::move(keep);
|
|
});
|
|
}
|
|
|
|
template<bool indent_empty = false>
|
|
void indent(Context& context, int)
|
|
{
|
|
CharCount indent_width = context.options()["indentwidth"].get<int>();
|
|
String indent = indent_width == 0 ? "\t" : String{' ', indent_width};
|
|
|
|
auto& buffer = context.buffer();
|
|
SelectionList sels;
|
|
for (auto& sel : context.selections())
|
|
{
|
|
for (auto line = sel.min().line; line < sel.max().line+1; ++line)
|
|
{
|
|
if (indent_empty or buffer[line].length() > 1)
|
|
sels.emplace_back(line, line);
|
|
}
|
|
}
|
|
ScopedEdition edition(context);
|
|
insert<InsertMode::Insert>(buffer, sels, indent);
|
|
}
|
|
|
|
template<bool deindent_incomplete = true>
|
|
void deindent(Context& context, int)
|
|
{
|
|
CharCount tabstop = context.options()["tabstop"].get<int>();
|
|
CharCount indent_width = context.options()["indentwidth"].get<int>();
|
|
if (indent_width == 0)
|
|
indent_width = tabstop;
|
|
|
|
auto& buffer = context.buffer();
|
|
SelectionList sels;
|
|
for (auto& sel : context.selections())
|
|
{
|
|
for (auto line = sel.min().line; line < sel.max().line+1; ++line)
|
|
{
|
|
CharCount width = 0;
|
|
auto& content = buffer[line];
|
|
for (auto column = 0_byte; column < content.length(); ++column)
|
|
{
|
|
const char c = content[column];
|
|
if (c == '\t')
|
|
width = (width / tabstop + 1) * tabstop;
|
|
else if (c == ' ')
|
|
++width;
|
|
else
|
|
{
|
|
if (deindent_incomplete and width != 0)
|
|
sels.emplace_back(line, BufferCoord{line, column-1});
|
|
break;
|
|
}
|
|
if (width == indent_width)
|
|
{
|
|
sels.emplace_back(line, BufferCoord{line, column});
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
ScopedEdition edition(context);
|
|
erase(context.buffer(), sels);
|
|
}
|
|
|
|
template<ObjectFlags flags, SelectMode mode = SelectMode::Replace>
|
|
void select_object(Context& context, int param)
|
|
{
|
|
int level = param <= 0 ? 0 : param - 1;
|
|
on_next_key_with_autoinfo(context, [level](Key key, Context& context) {
|
|
if (key.modifiers != Key::Modifiers::None)
|
|
return;
|
|
const Codepoint c = key.key;
|
|
|
|
static constexpr struct
|
|
{
|
|
Codepoint key;
|
|
Selection (*func)(const Buffer&, const Selection&, ObjectFlags);
|
|
} selectors[] = {
|
|
{ 'w', select_whole_word<Word> },
|
|
{ 'W', select_whole_word<WORD> },
|
|
{ 's', select_whole_sentence },
|
|
{ 'p', select_whole_paragraph },
|
|
{ 'i', select_whole_indent },
|
|
};
|
|
for (auto& sel : selectors)
|
|
{
|
|
if (c == sel.key)
|
|
return select<mode>(context, std::bind(sel.func, _1, _2, flags));
|
|
}
|
|
|
|
static constexpr struct
|
|
{
|
|
CodepointPair pair;
|
|
Codepoint name;
|
|
} surrounding_pairs[] = {
|
|
{ { '(', ')' }, 'b' },
|
|
{ { '{', '}' }, 'B' },
|
|
{ { '[', ']' }, 'r' },
|
|
{ { '<', '>' }, 'a' },
|
|
{ { '"', '"' }, 'Q' },
|
|
{ { '\'', '\'' }, 'q' },
|
|
};
|
|
for (auto& sur : surrounding_pairs)
|
|
{
|
|
if (sur.pair.first == c or sur.pair.second == c or
|
|
(sur.name != 0 and sur.name == c))
|
|
return select<mode>(context, std::bind(select_surrounding, _1, _2,
|
|
sur.pair, level, flags));
|
|
}
|
|
}, "select object",
|
|
"b,(,): parenthesis block\n"
|
|
"B,{,}: braces block \n"
|
|
"r,[,]: brackets block \n"
|
|
"<,>: angle block \n"
|
|
"\",Q: double quote string\n"
|
|
"',q: single quote string\n"
|
|
"w: word \n"
|
|
"W: WORD \n"
|
|
"s: sentence \n"
|
|
"p: paragraph \n"
|
|
"i: indent \n");
|
|
}
|
|
|
|
template<Key::NamedKey key>
|
|
void scroll(Context& context, int)
|
|
{
|
|
static_assert(key == Key::PageUp or key == Key::PageDown,
|
|
"scrool only implements PageUp and PageDown");
|
|
Window& window = context.window();
|
|
Buffer& buffer = context.buffer();
|
|
DisplayCoord position = window.position();
|
|
LineCount cursor_line = 0;
|
|
|
|
if (key == Key::PageUp)
|
|
{
|
|
position.line -= (window.dimensions().line - 2);
|
|
cursor_line = position.line;
|
|
}
|
|
else if (key == Key::PageDown)
|
|
{
|
|
position.line += (window.dimensions().line - 2);
|
|
cursor_line = position.line + window.dimensions().line - 1;
|
|
}
|
|
auto cursor_pos = utf8::advance(buffer.iterator_at(position.line),
|
|
buffer.iterator_at(position.line+1),
|
|
position.column);
|
|
select_coord(buffer, cursor_pos.coord(), context.selections());
|
|
window.set_position(position);
|
|
}
|
|
|
|
void rotate_selections(Context& context, int count)
|
|
{
|
|
context.selections().rotate_main(count != 0 ? count : 1);
|
|
}
|
|
|
|
void rotate_selections_content(Context& context, int count)
|
|
{
|
|
if (count == 0)
|
|
count = 1;
|
|
auto strings = context.selections_content();
|
|
count = count % strings.size();
|
|
std::rotate(strings.begin(), strings.end()-count, strings.end());
|
|
context.selections().rotate_main(count);
|
|
ScopedEdition edition(context);
|
|
insert<InsertMode::Replace>(context.buffer(), context.selections(), strings);
|
|
}
|
|
|
|
enum class SelectFlags
|
|
{
|
|
None = 0,
|
|
Reverse = 1,
|
|
Inclusive = 2,
|
|
Extend = 4
|
|
};
|
|
constexpr SelectFlags operator|(SelectFlags lhs, SelectFlags rhs)
|
|
{
|
|
return (SelectFlags)((int) lhs | (int) rhs);
|
|
}
|
|
constexpr bool operator&(SelectFlags lhs, SelectFlags rhs)
|
|
{
|
|
return ((int) lhs & (int) rhs) != 0;
|
|
}
|
|
|
|
template<SelectFlags flags>
|
|
void select_to_next_char(Context& context, int param)
|
|
{
|
|
on_next_key_with_autoinfo(context, [param](Key key, Context& context) {
|
|
select<flags & SelectFlags::Extend ? SelectMode::Extend : SelectMode::Replace>(
|
|
context,
|
|
std::bind(flags & SelectFlags::Reverse ? select_to_reverse : select_to,
|
|
_1, _2, key.key, param, flags & SelectFlags::Inclusive));
|
|
}, "select to next char","enter char to select to");
|
|
}
|
|
|
|
void start_or_end_macro_recording(Context& context, int)
|
|
{
|
|
if (context.input_handler().is_recording())
|
|
context.input_handler().stop_recording();
|
|
else
|
|
on_next_key_with_autoinfo(context, [](Key key, Context& context) {
|
|
if (key.modifiers == Key::Modifiers::None and
|
|
key.key >= 'a' and key.key <= 'z')
|
|
context.input_handler().start_recording(key.key);
|
|
}, "record macro", "enter macro name ");
|
|
}
|
|
|
|
void replay_macro(Context& context, int count)
|
|
{
|
|
on_next_key_with_autoinfo(context, [count](Key key, Context& context) mutable {
|
|
if (key.modifiers == Key::Modifiers::None)
|
|
{
|
|
static std::unordered_set<char> running_macros;
|
|
if (contains(running_macros, key.key))
|
|
throw runtime_error("recursive macros call detected");
|
|
|
|
memoryview<String> reg_val = RegisterManager::instance()[key.key].values(context);
|
|
if (not reg_val.empty())
|
|
{
|
|
running_macros.insert(key.key);
|
|
auto stop = on_scope_end([&]{ running_macros.erase(key.key); });
|
|
|
|
auto keys = parse_keys(reg_val[0]);
|
|
ScopedEdition edition(context);
|
|
do { exec_keys(keys, context); } while (--count > 0);
|
|
}
|
|
}
|
|
}, "replay macro", "enter macro name");
|
|
}
|
|
|
|
template<Direction direction>
|
|
void jump(Context& context, int)
|
|
{
|
|
auto jump = (direction == Forward) ?
|
|
context.jump_forward() : context.jump_backward();
|
|
|
|
Buffer& buffer = const_cast<Buffer&>(jump.buffer());
|
|
BufferManager::instance().set_last_used_buffer(buffer);
|
|
if (&buffer != &context.buffer())
|
|
context.change_buffer(buffer);
|
|
context.selections() = jump;
|
|
}
|
|
|
|
void save_selections(Context& context, int)
|
|
{
|
|
context.push_jump();
|
|
context.print_status({ "saved " + to_string(context.selections().size()) +
|
|
" selections", get_color("Information") });
|
|
}
|
|
|
|
static CharCount get_column(const Buffer& buffer,
|
|
CharCount tabstop, BufferCoord coord)
|
|
{
|
|
auto& line = buffer[coord.line];
|
|
auto col = 0_char;
|
|
for (auto it = line.begin();
|
|
it != line.end() and coord.column > (int)(it - line.begin());
|
|
it = utf8::next(it))
|
|
{
|
|
if (*it == '\t')
|
|
col = (col / tabstop + 1) * tabstop;
|
|
else
|
|
++col;
|
|
}
|
|
return col;
|
|
}
|
|
|
|
void align(Context& context, int)
|
|
{
|
|
auto& selections = context.selections();
|
|
auto& buffer = context.buffer();
|
|
const CharCount tabstop = context.options()["tabstop"].get<int>();
|
|
|
|
std::vector<std::vector<const Selection*>> columns;
|
|
LineCount last_line = -1;
|
|
size_t column = 0;
|
|
for (auto& sel : selections)
|
|
{
|
|
auto line = sel.last().line;
|
|
if (sel.first().line != line)
|
|
throw runtime_error("align cannot work with multi line selections");
|
|
|
|
column = (line == last_line) ? column + 1 : 0;
|
|
if (column >= columns.size())
|
|
columns.resize(column+1);
|
|
columns[column].push_back(&sel);
|
|
last_line = line;
|
|
}
|
|
|
|
const bool use_tabs = context.options()["aligntab"].get<bool>();
|
|
for (auto& col : columns)
|
|
{
|
|
CharCount maxcol = 0;
|
|
for (auto& sel : col)
|
|
maxcol = std::max(get_column(buffer, tabstop, sel->last()), maxcol);
|
|
for (auto& sel : col)
|
|
{
|
|
auto insert_coord = sel->min();
|
|
auto lastcol = get_column(buffer, tabstop, sel->last());
|
|
String padstr;
|
|
if (not use_tabs)
|
|
padstr = String{ ' ', maxcol - lastcol };
|
|
else
|
|
{
|
|
auto inscol = get_column(buffer, tabstop, insert_coord);
|
|
auto targetcol = maxcol - (lastcol - inscol);
|
|
auto tabcol = inscol - (inscol % tabstop);
|
|
auto tabs = (targetcol - tabcol) / tabstop;
|
|
auto spaces = targetcol - (tabs ? (tabcol + tabs * tabstop) : inscol);
|
|
padstr = String{ '\t', tabs } + String{ ' ', spaces };
|
|
}
|
|
buffer.insert(buffer.iterator_at(insert_coord), std::move(padstr));
|
|
}
|
|
}
|
|
}
|
|
|
|
void align_indent(Context& context, int selection)
|
|
{
|
|
auto& buffer = context.buffer();
|
|
auto& selections = context.selections();
|
|
std::vector<LineCount> lines;
|
|
for (auto sel : selections)
|
|
{
|
|
for (LineCount l = sel.min().line; l < sel.max().line + 1; ++l)
|
|
lines.push_back(l);
|
|
}
|
|
if (selection > selections.size())
|
|
throw runtime_error("invalid selection index");
|
|
if (selection == 0)
|
|
selection = context.selections().main_index() + 1;
|
|
|
|
const String& line = buffer[selections[selection-1].min().line];
|
|
auto it = line.begin();
|
|
while (it != line.end() and is_horizontal_blank(*it))
|
|
++it;
|
|
const String indent{line.begin(), it};
|
|
|
|
ScopedEdition edition{context};
|
|
for (auto& l : lines)
|
|
{
|
|
auto& line = buffer[l];
|
|
ByteCount i = 0;
|
|
while (i < line.length() and is_horizontal_blank(line[i]))
|
|
++i;
|
|
buffer.erase(buffer.iterator_at(l), buffer.iterator_at({l, i}));
|
|
buffer.insert(buffer.iterator_at(l), indent);
|
|
}
|
|
}
|
|
|
|
class ModifiedRangesListener : public BufferChangeListener_AutoRegister
|
|
{
|
|
public:
|
|
ModifiedRangesListener(Buffer& buffer)
|
|
: BufferChangeListener_AutoRegister(buffer) {}
|
|
|
|
void on_insert(const Buffer& buffer, BufferCoord begin, BufferCoord end)
|
|
{
|
|
m_ranges.update_insert(buffer, begin, end);
|
|
auto it = std::upper_bound(m_ranges.begin(), m_ranges.end(), begin,
|
|
[](BufferCoord c, const Selection& sel)
|
|
{ return c < sel.min(); });
|
|
m_ranges.emplace(it, begin, buffer.char_prev(end));
|
|
}
|
|
|
|
void on_erase(const Buffer& buffer, BufferCoord begin, BufferCoord end)
|
|
{
|
|
m_ranges.update_erase(buffer, begin, end);
|
|
auto pos = std::min(begin, buffer.back_coord());
|
|
auto it = std::upper_bound(m_ranges.begin(), m_ranges.end(), pos,
|
|
[](BufferCoord c, const Selection& sel)
|
|
{ return c < sel.min(); });
|
|
m_ranges.emplace(it, pos, pos);
|
|
}
|
|
SelectionList& ranges() { return m_ranges; }
|
|
|
|
private:
|
|
SelectionList m_ranges;
|
|
};
|
|
|
|
inline bool touches(const Buffer& buffer, const Range& lhs, const Range& rhs)
|
|
{
|
|
return lhs.min() <= rhs.min() ? buffer.char_next(lhs.max()) >= rhs.min()
|
|
: lhs.min() <= buffer.char_next(rhs.max());
|
|
}
|
|
|
|
void undo(Context& context, int)
|
|
{
|
|
ModifiedRangesListener listener(context.buffer());
|
|
bool res = context.buffer().undo();
|
|
if (res and not listener.ranges().empty())
|
|
{
|
|
auto& selections = context.selections();
|
|
selections = std::move(listener.ranges());
|
|
selections.set_main_index(selections.size() - 1);
|
|
selections.merge_overlapping(std::bind(touches, std::ref(context.buffer()), _1, _2));
|
|
}
|
|
else if (not res)
|
|
context.print_status({ "nothing left to undo", get_color("Information") });
|
|
}
|
|
|
|
void redo(Context& context, int)
|
|
{
|
|
using namespace std::placeholders;
|
|
ModifiedRangesListener listener(context.buffer());
|
|
bool res = context.buffer().redo();
|
|
if (res and not listener.ranges().empty())
|
|
{
|
|
auto& selections = context.selections();
|
|
selections = std::move(listener.ranges());
|
|
selections.set_main_index(selections.size() - 1);
|
|
selections.merge_overlapping(std::bind(touches, std::ref(context.buffer()), _1, _2));
|
|
}
|
|
else if (not res)
|
|
context.print_status({ "nothing left to redo", get_color("Information") });
|
|
}
|
|
|
|
template<typename T>
|
|
class Repeated
|
|
{
|
|
public:
|
|
constexpr Repeated(T t) : m_func(t) {}
|
|
|
|
void operator() (Context& context, int count)
|
|
{
|
|
ScopedEdition edition(context);
|
|
do { m_func(context, 0); } while(--count > 0);
|
|
}
|
|
private:
|
|
T m_func;
|
|
};
|
|
|
|
template<typename T>
|
|
constexpr Repeated<T> repeated(T func) { return Repeated<T>(func); }
|
|
|
|
template<typename Type, Direction direction, SelectMode mode = SelectMode::Replace>
|
|
void move(Context& context, int count)
|
|
{
|
|
kak_assert(mode == SelectMode::Replace or mode == SelectMode::Extend);
|
|
Type offset(std::max(count,1));
|
|
if (direction == Backward)
|
|
offset = -offset;
|
|
auto& selections = context.selections();
|
|
for (auto& sel : selections)
|
|
{
|
|
auto last = context.has_window() ? context.window().offset_coord(sel.last(), offset)
|
|
: context.buffer().offset_coord(sel.last(), offset);
|
|
|
|
sel.first() = mode == SelectMode::Extend ? sel.first() : last;
|
|
sel.last() = last;
|
|
avoid_eol(context.buffer(), sel);
|
|
}
|
|
selections.sort_and_merge_overlapping();
|
|
}
|
|
|
|
KeyMap keymap =
|
|
{
|
|
{ 'h', move<CharCount, Backward> },
|
|
{ 'j', move<LineCount, Forward> },
|
|
{ 'k', move<LineCount, Backward> },
|
|
{ 'l', move<CharCount, Forward> },
|
|
|
|
{ 'H', move<CharCount, Backward, SelectMode::Extend> },
|
|
{ 'J', move<LineCount, Forward, SelectMode::Extend> },
|
|
{ 'K', move<LineCount, Backward, SelectMode::Extend> },
|
|
{ 'L', move<CharCount, Forward, SelectMode::Extend> },
|
|
|
|
{ 't', select_to_next_char<SelectFlags::None> },
|
|
{ 'f', select_to_next_char<SelectFlags::Inclusive> },
|
|
{ 'T', select_to_next_char<SelectFlags::Extend> },
|
|
{ 'F', select_to_next_char<SelectFlags::Inclusive | SelectFlags::Extend> },
|
|
{ alt('t'), select_to_next_char<SelectFlags::Reverse> },
|
|
{ alt('f'), select_to_next_char<SelectFlags::Inclusive | SelectFlags::Reverse> },
|
|
{ alt('T'), select_to_next_char<SelectFlags::Extend | SelectFlags::Reverse> },
|
|
{ alt('F'), select_to_next_char<SelectFlags::Inclusive | SelectFlags::Extend | SelectFlags::Reverse> },
|
|
|
|
{ 'd', erase_selections },
|
|
{ 'D', cat_erase_selections },
|
|
{ 'c', change },
|
|
{ 'i', enter_insert_mode<InsertMode::Insert> },
|
|
{ 'I', enter_insert_mode<InsertMode::InsertAtLineBegin> },
|
|
{ 'a', enter_insert_mode<InsertMode::Append> },
|
|
{ 'A', enter_insert_mode<InsertMode::AppendAtLineEnd> },
|
|
{ 'o', enter_insert_mode<InsertMode::OpenLineBelow> },
|
|
{ 'O', enter_insert_mode<InsertMode::OpenLineAbove> },
|
|
{ 'r', replace_with_char },
|
|
|
|
{ 'g', goto_commands<SelectMode::Replace> },
|
|
{ 'G', goto_commands<SelectMode::Extend> },
|
|
|
|
{ 'v', view_commands },
|
|
|
|
{ 'y', yank },
|
|
{ 'Y', cat_yank },
|
|
{ 'p', repeated(paste<InsertMode::Append>) },
|
|
{ 'P', repeated(paste<InsertMode::Insert>) },
|
|
{ alt('p'), paste<InsertMode::Replace> },
|
|
|
|
{ 's', select_regex },
|
|
{ 'S', split_regex },
|
|
{ alt('s'), split_lines },
|
|
|
|
{ '.', repeat_last_insert },
|
|
|
|
{ '%', [](Context& context, int) { select_whole_buffer(context.buffer(), context.selections()); } },
|
|
|
|
{ ':', command },
|
|
{ '|', pipe<InsertMode::Replace> },
|
|
{ alt('|'), pipe<InsertMode::Append> },
|
|
{ ' ', [](Context& context, int count) { if (count == 0) clear_selections(context.buffer(), context.selections());
|
|
else keep_selection(context.selections(), count-1); } },
|
|
{ alt(' '), [](Context& context, int count) { if (count == 0) flip_selections(context.selections());
|
|
else remove_selection(context.selections(), count-1); } },
|
|
{ 'w', repeated(make_select<SelectMode::Replace>(select_to_next_word<Word>)) },
|
|
{ 'e', repeated(make_select<SelectMode::Replace>(select_to_next_word_end<Word>)) },
|
|
{ 'b', repeated(make_select<SelectMode::Replace>(select_to_previous_word<Word>)) },
|
|
{ 'W', repeated(make_select<SelectMode::Extend>(select_to_next_word<Word>)) },
|
|
{ 'E', repeated(make_select<SelectMode::Extend>(select_to_next_word_end<Word>)) },
|
|
{ 'B', repeated(make_select<SelectMode::Extend>(select_to_previous_word<Word>)) },
|
|
|
|
{ alt('w'), repeated(make_select<SelectMode::Replace>(select_to_next_word<WORD>)) },
|
|
{ alt('e'), repeated(make_select<SelectMode::Replace>(select_to_next_word_end<WORD>)) },
|
|
{ alt('b'), repeated(make_select<SelectMode::Replace>(select_to_previous_word<WORD>)) },
|
|
{ alt('W'), repeated(make_select<SelectMode::Extend>(select_to_next_word<WORD>)) },
|
|
{ alt('E'), repeated(make_select<SelectMode::Extend>(select_to_next_word_end<WORD>)) },
|
|
{ alt('B'), repeated(make_select<SelectMode::Extend>(select_to_previous_word<WORD>)) },
|
|
|
|
{ alt('l'), repeated(make_select<SelectMode::Replace>(select_to_eol)) },
|
|
{ alt('L'), repeated(make_select<SelectMode::Extend>(select_to_eol)) },
|
|
{ alt('h'), repeated(make_select<SelectMode::Replace>(select_to_eol_reverse)) },
|
|
{ alt('H'), repeated(make_select<SelectMode::Extend>(select_to_eol_reverse)) },
|
|
|
|
{ 'x', repeated(make_select<SelectMode::Replace>(select_line)) },
|
|
{ 'X', repeated(make_select<SelectMode::Extend>(select_line)) },
|
|
{ alt('x'), make_select<SelectMode::Replace>(select_whole_lines) },
|
|
{ alt('X'), make_select<SelectMode::Replace>(trim_partial_lines) },
|
|
|
|
{ 'm', make_select<SelectMode::Replace>(select_matching) },
|
|
{ 'M', make_select<SelectMode::Extend>(select_matching) },
|
|
|
|
{ '/', search<SelectMode::Replace, Forward> },
|
|
{ '?', search<SelectMode::Extend, Forward> },
|
|
{ alt('/'), search<SelectMode::Replace, Backward> },
|
|
{ alt('?'), search<SelectMode::Extend, Backward> },
|
|
{ 'n', search_next<SelectMode::Replace, Forward> },
|
|
{ alt('n'), search_next<SelectMode::ReplaceMain, Forward> },
|
|
{ 'N', search_next<SelectMode::Append, Forward> },
|
|
{ '*', use_selection_as_search_pattern<true> },
|
|
{ alt('*'), use_selection_as_search_pattern<false> },
|
|
|
|
{ 'u', undo },
|
|
{ 'U', redo },
|
|
|
|
{ alt('i'), select_object<ObjectFlags::ToBegin | ObjectFlags::ToEnd | ObjectFlags::Inner> },
|
|
{ alt('a'), select_object<ObjectFlags::ToBegin | ObjectFlags::ToEnd> },
|
|
{ ']', select_object<ObjectFlags::ToEnd> },
|
|
{ '[', select_object<ObjectFlags::ToBegin> },
|
|
{ '}', select_object<ObjectFlags::ToEnd, SelectMode::Extend> },
|
|
{ '{', select_object<ObjectFlags::ToBegin, SelectMode::Extend> },
|
|
|
|
{ alt('j'), join },
|
|
{ alt('J'), join_select_spaces },
|
|
|
|
{ alt('k'), keep<true> },
|
|
{ alt('K'), keep<false> },
|
|
|
|
{ '<', deindent },
|
|
{ '>', indent },
|
|
{ alt('>'), indent<true> },
|
|
{ alt('<'), deindent<false> },
|
|
|
|
{ ctrl('i'), jump<Forward> },
|
|
{ ctrl('o'), jump<Backward> },
|
|
{ ctrl('s'), save_selections },
|
|
|
|
{ alt('r'), rotate_selections },
|
|
{ alt('R'), rotate_selections_content },
|
|
|
|
{ 'q', replay_macro },
|
|
{ 'Q', start_or_end_macro_recording },
|
|
|
|
{ '`', for_each_char<to_lower> },
|
|
{ '~', for_each_char<to_upper> },
|
|
{ alt('`'), for_each_char<swap_case> },
|
|
|
|
{ '&', align },
|
|
{ alt('&'), align_indent },
|
|
|
|
{ Key::Left, move<CharCount, Backward> },
|
|
{ Key::Down, move<LineCount, Forward> },
|
|
{ Key::Up, move<LineCount, Backward> },
|
|
{ Key::Right, move<CharCount, Forward> },
|
|
|
|
{ Key::PageUp, scroll<Key::PageUp> },
|
|
{ Key::PageDown, scroll<Key::PageDown> },
|
|
};
|
|
|
|
}
|