547 lines
21 KiB
C++
547 lines
21 KiB
C++
#include "window.hh"
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#include "buffer.hh"
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#include "shell_manager.hh"
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#include "commands.hh"
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#include "command_manager.hh"
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#include "buffer_manager.hh"
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#include "register_manager.hh"
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#include "selectors.hh"
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#include "assert.hh"
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#include "debug.hh"
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#include "highlighters.hh"
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#include "highlighter_registry.hh"
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#include "filters.hh"
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#include "filter_registry.hh"
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#include "hook_manager.hh"
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#include "option_manager.hh"
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#include "context.hh"
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#include "ncurses.hh"
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#include "regex.hh"
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#include <unordered_map>
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#include <sys/types.h>
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#include <sys/wait.h>
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using namespace Kakoune;
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using namespace std::placeholders;
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namespace Kakoune
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{
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bool quit_requested = false;
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struct InsertSequence
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{
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IncrementalInserter::Mode mode;
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std::vector<Key> keys;
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InsertSequence() : mode(IncrementalInserter::Mode::Insert) {}
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};
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InsertSequence last_insert_sequence;
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template<typename GetKey, typename Redraw>
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void insert_sequence(IncrementalInserter& inserter,
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const Context& context,
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GetKey get_key, Redraw redraw)
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{
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while (true)
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{
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Key key = get_key();
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switch (key.modifiers)
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{
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case Key::Modifiers::None:
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switch (key.key)
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{
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case 27:
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return;
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default:
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inserter.insert(String() + key.key);
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}
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break;
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case Key::Modifiers::Control:
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switch (key.key)
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{
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case 'r':
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{
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Key next_key = get_key();
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if (next_key.modifiers == Key::Modifiers::None)
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inserter.insert(RegisterManager::instance()[next_key.key].values(context));
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break;
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}
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case 'm':
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inserter.insert(String() + '\n');
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break;
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case 'i':
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inserter.insert(String() + '\t');
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break;
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case 'd':
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inserter.move_cursors({0, -1});
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break;
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case 'e':
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inserter.move_cursors({0, 1});
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break;
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case 'g':
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inserter.erase();
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break;
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}
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break;
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}
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redraw();
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}
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}
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template<IncrementalInserter::Mode mode>
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void do_insert(Context& context)
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{
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last_insert_sequence.mode = mode;
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last_insert_sequence.keys.clear();
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IncrementalInserter inserter(context.editor(), mode);
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draw_editor_ifn(context.editor());
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insert_sequence(inserter, context,
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[&]() { Key key = get_key();
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last_insert_sequence.keys.push_back(key);
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return key; },
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[&]() { draw_editor_ifn(context.editor()); });
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}
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void do_repeat_insert(Context& context)
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{
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if (last_insert_sequence.keys.empty())
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return;
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IncrementalInserter inserter(context.editor(), last_insert_sequence.mode);
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size_t index = 0;
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insert_sequence(inserter, context,
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[&]() { return last_insert_sequence.keys[index++]; },
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[](){});
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}
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template<bool append>
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void do_go(Context& context)
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{
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int count = context.numeric_param();
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Editor& editor = context.editor();
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if (count != 0)
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{
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BufferIterator target =
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editor.buffer().iterator_at(BufferCoord(count-1, 0));
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editor.select(target);
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}
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else
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{
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Key key = get_key();
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if (key.modifiers != Key::Modifiers::None)
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return;
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switch (key.key)
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{
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case 'g':
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case 't':
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{
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BufferIterator target =
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editor.buffer().iterator_at(BufferCoord(0,0));
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editor.select(target);
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break;
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}
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case 'l':
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case 'L':
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editor.select(select_to_eol, append);
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break;
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case 'h':
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case 'H':
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editor.select(select_to_eol_reverse, append);
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break;
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case 'b':
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{
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BufferIterator target = editor.buffer().iterator_at(
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BufferCoord(editor.buffer().line_count() - 1, 0));
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editor.select(target);
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break;
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}
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}
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}
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}
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void do_command(Context& context)
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{
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try
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{
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auto cmdline = prompt(":", context,
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std::bind(&CommandManager::complete,
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&CommandManager::instance(),
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_1, _2, _3));
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CommandManager::instance().execute(cmdline, context);
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}
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catch (prompt_aborted&) {}
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}
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void do_pipe(Context& context)
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{
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try
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{
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auto cmdline = prompt("|", context, complete_nothing);
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Editor& editor = context.editor();
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std::vector<String> strings;
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for (auto& sel : const_cast<const Editor&>(context.editor()).selections())
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strings.push_back(ShellManager::instance().pipe(String(sel.begin(), sel.end()),
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cmdline, context, {}));
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editor.replace(strings);
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}
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catch (prompt_aborted&) {}
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}
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template<bool append>
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void do_search(Context& context)
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{
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try
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{
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String ex = prompt("/", context);
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if (ex.empty())
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ex = RegisterManager::instance()['/'].values(context)[0];
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else
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RegisterManager::instance()['/'] = ex;
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context.editor().select(std::bind(select_next_match, _1, ex), append);
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}
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catch (prompt_aborted&) {}
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}
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template<bool append>
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void do_search_next(Context& context)
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{
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const String& ex = RegisterManager::instance()['/'].values(context)[0];
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if (not ex.empty())
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context.editor().select(std::bind(select_next_match, _1, ex), append);
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else
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print_status("no search pattern");
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}
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void do_yank(Context& context)
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{
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RegisterManager::instance()['"'] = context.editor().selections_content();
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}
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void do_erase(Context& context)
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{
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RegisterManager::instance()['"'] = context.editor().selections_content();
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context.editor().erase();
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}
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void do_change(Context& context)
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{
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RegisterManager::instance()['"'] = context.editor().selections_content();
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do_insert<IncrementalInserter::Mode::Change>(context);
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}
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enum class PasteMode
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{
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Before,
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After,
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Replace
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};
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template<PasteMode paste_mode>
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void do_paste(Context& context)
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{
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Editor& editor = context.editor();
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int count = context.numeric_param();
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Register& reg = RegisterManager::instance()['"'];
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if (count == 0)
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{
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if (paste_mode == PasteMode::Before)
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editor.insert(reg.values(context));
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else if (paste_mode == PasteMode::After)
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editor.append(reg.values(context));
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else if (paste_mode == PasteMode::Replace)
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editor.replace(reg.values(context));
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}
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else
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{
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if (paste_mode == PasteMode::Before)
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editor.insert(reg.values(context)[count-1]);
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else if (paste_mode == PasteMode::After)
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editor.append(reg.values(context)[count-1]);
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else if (paste_mode == PasteMode::Replace)
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editor.replace(reg.values(context)[count-1]);
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}
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}
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void do_select_regex(Context& context)
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{
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try
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{
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String ex = prompt("select: ", context);
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context.editor().multi_select(std::bind(select_all_matches, _1, ex));
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}
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catch (prompt_aborted&) {}
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}
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void do_split_regex(Context& context)
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{
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try
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{
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String ex = prompt("split: ", context);
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context.editor().multi_select(std::bind(split_selection, _1, ex));
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}
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catch (prompt_aborted&) {}
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}
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void do_join(Context& context)
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{
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Editor& editor = context.editor();
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editor.select(select_whole_lines);
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editor.select(select_to_eol, true);
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editor.multi_select(std::bind(select_all_matches, _1, "\n\\h*"));
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editor.replace(" ");
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editor.clear_selections();
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editor.move_selections({0, -1});
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}
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template<bool inner>
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void do_select_object(Context& context)
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{
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typedef std::function<SelectionAndCaptures (const Selection&)> Selector;
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static const std::unordered_map<Key, Selector> key_to_selector =
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{
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{ { Key::Modifiers::None, '(' }, std::bind(select_surrounding, _1, std::pair<char, char>{ '(', ')' }, inner) },
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{ { Key::Modifiers::None, ')' }, std::bind(select_surrounding, _1, std::pair<char, char>{ '(', ')' }, inner) },
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{ { Key::Modifiers::None, 'b' }, std::bind(select_surrounding, _1, std::pair<char, char>{ '(', ')' }, inner) },
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{ { Key::Modifiers::None, '{' }, std::bind(select_surrounding, _1, std::pair<char, char>{ '{', '}' }, inner) },
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{ { Key::Modifiers::None, '}' }, std::bind(select_surrounding, _1, std::pair<char, char>{ '{', '}' }, inner) },
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{ { Key::Modifiers::None, 'B' }, std::bind(select_surrounding, _1, std::pair<char, char>{ '{', '}' }, inner) },
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{ { Key::Modifiers::None, '[' }, std::bind(select_surrounding, _1, std::pair<char, char>{ '[', ']' }, inner) },
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{ { Key::Modifiers::None, ']' }, std::bind(select_surrounding, _1, std::pair<char, char>{ '[', ']' }, inner) },
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{ { Key::Modifiers::None, '<' }, std::bind(select_surrounding, _1, std::pair<char, char>{ '<', '>' }, inner) },
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{ { Key::Modifiers::None, '>' }, std::bind(select_surrounding, _1, std::pair<char, char>{ '<', '>' }, inner) },
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{ { Key::Modifiers::None, 'w' }, std::bind(select_whole_word<false>, _1, inner) },
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{ { Key::Modifiers::None, 'W' }, std::bind(select_whole_word<true>, _1, inner) },
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};
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Key key = get_key();
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auto it = key_to_selector.find(key);
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if (it != key_to_selector.end())
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context.editor().select(it->second);
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}
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template<typename T>
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class Repeated
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{
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public:
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Repeated(T t) : m_func(t) {}
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void operator() (Context& context)
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{
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int count = context.numeric_param();
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do { m_func(context); } while(--count > 0);
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}
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private:
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T m_func;
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};
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template<typename T>
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Repeated<T> repeated(T func) { return Repeated<T>(func); }
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std::unordered_map<Key, std::function<void (Context& context)>> keymap =
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{
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{ { Key::Modifiers::None, 'h' }, [](Context& context) { context.editor().move_selections(BufferCoord(0, -std::max(context.numeric_param(),1))); } },
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{ { Key::Modifiers::None, 'j' }, [](Context& context) { context.editor().move_selections(BufferCoord( std::max(context.numeric_param(),1), 0)); } },
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{ { Key::Modifiers::None, 'k' }, [](Context& context) { context.editor().move_selections(BufferCoord(-std::max(context.numeric_param(),1), 0)); } },
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{ { Key::Modifiers::None, 'l' }, [](Context& context) { context.editor().move_selections(BufferCoord(0, std::max(context.numeric_param(),1))); } },
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{ { Key::Modifiers::None, 'H' }, [](Context& context) { context.editor().move_selections(BufferCoord(0, -std::max(context.numeric_param(),1)), true); } },
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{ { Key::Modifiers::None, 'J' }, [](Context& context) { context.editor().move_selections(BufferCoord( std::max(context.numeric_param(),1), 0), true); } },
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{ { Key::Modifiers::None, 'K' }, [](Context& context) { context.editor().move_selections(BufferCoord(-std::max(context.numeric_param(),1), 0), true); } },
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{ { Key::Modifiers::None, 'L' }, [](Context& context) { context.editor().move_selections(BufferCoord(0, std::max(context.numeric_param(),1)), true); } },
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{ { Key::Modifiers::None, 't' }, [](Context& context) { context.editor().select(std::bind(select_to, _1, get_key().key, context.numeric_param(), false)); } },
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{ { Key::Modifiers::None, 'f' }, [](Context& context) { context.editor().select(std::bind(select_to, _1, get_key().key, context.numeric_param(), true)); } },
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{ { Key::Modifiers::None, 'T' }, [](Context& context) { context.editor().select(std::bind(select_to, _1, get_key().key, context.numeric_param(), false), true); } },
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{ { Key::Modifiers::None, 'F' }, [](Context& context) { context.editor().select(std::bind(select_to, _1, get_key().key, context.numeric_param(), true), true); } },
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{ { Key::Modifiers::None, 'd' }, do_erase },
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{ { Key::Modifiers::None, 'c' }, do_change },
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{ { Key::Modifiers::None, 'i' }, do_insert<IncrementalInserter::Mode::Insert> },
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{ { Key::Modifiers::None, 'I' }, do_insert<IncrementalInserter::Mode::InsertAtLineBegin> },
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{ { Key::Modifiers::None, 'a' }, do_insert<IncrementalInserter::Mode::Append> },
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{ { Key::Modifiers::None, 'A' }, do_insert<IncrementalInserter::Mode::AppendAtLineEnd> },
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{ { Key::Modifiers::None, 'o' }, do_insert<IncrementalInserter::Mode::OpenLineBelow> },
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{ { Key::Modifiers::None, 'O' }, do_insert<IncrementalInserter::Mode::OpenLineAbove> },
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{ { Key::Modifiers::None, 'g' }, do_go<false> },
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{ { Key::Modifiers::None, 'G' }, do_go<true> },
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{ { Key::Modifiers::None, 'y' }, do_yank },
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{ { Key::Modifiers::None, 'p' }, do_paste<PasteMode::After> },
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{ { Key::Modifiers::None, 'P' }, do_paste<PasteMode::Before> },
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{ { Key::Modifiers::Alt, 'p' }, do_paste<PasteMode::Replace> },
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{ { Key::Modifiers::None, 's' }, do_select_regex },
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{ { Key::Modifiers::None, '.' }, do_repeat_insert },
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{ { Key::Modifiers::None, '%' }, [](Context& context) { context.editor().clear_selections(); context.editor().select(select_whole_buffer); } },
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{ { Key::Modifiers::None, ':' }, do_command },
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{ { Key::Modifiers::None, '|' }, do_pipe },
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{ { Key::Modifiers::None, ' ' }, [](Context& context) { int count = context.numeric_param();
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if (count == 0) context.editor().clear_selections();
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else context.editor().keep_selection(count-1); } },
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{ { Key::Modifiers::Alt, ' ' }, [](Context& context) { int count = context.numeric_param();
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if (count == 0) context.editor().clear_selections();
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else context.editor().remove_selection(count-1); } },
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{ { Key::Modifiers::None, 'w' }, repeated([](Context& context) { context.editor().select(select_to_next_word<false>); }) },
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{ { Key::Modifiers::None, 'e' }, repeated([](Context& context) { context.editor().select(select_to_next_word_end<false>); }) },
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{ { Key::Modifiers::None, 'b' }, repeated([](Context& context) { context.editor().select(select_to_previous_word<false>); }) },
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{ { Key::Modifiers::None, 'W' }, repeated([](Context& context) { context.editor().select(select_to_next_word<false>, true); }) },
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{ { Key::Modifiers::None, 'E' }, repeated([](Context& context) { context.editor().select(select_to_next_word_end<false>, true); }) },
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{ { Key::Modifiers::None, 'B' }, repeated([](Context& context) { context.editor().select(select_to_previous_word<false>, true); }) },
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{ { Key::Modifiers::None, 'x' }, repeated([](Context& context) { context.editor().select(select_line, false); }) },
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{ { Key::Modifiers::None, 'X' }, repeated([](Context& context) { context.editor().select(select_line, true); }) },
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{ { Key::Modifiers::None, 'm' }, [](Context& context) { context.editor().select(select_matching); } },
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{ { Key::Modifiers::None, 'M' }, [](Context& context) { context.editor().select(select_matching, true); } },
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{ { Key::Modifiers::None, '/' }, do_search<false> },
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{ { Key::Modifiers::None, '?' }, do_search<true> },
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{ { Key::Modifiers::None, 'n' }, do_search_next<false> },
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{ { Key::Modifiers::None, 'N' }, do_search_next<true> },
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{ { Key::Modifiers::None, 'u' }, repeated([](Context& context) { if (not context.editor().undo()) { print_status("nothing left to undo"); } }) },
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{ { Key::Modifiers::None, 'U' }, repeated([](Context& context) { if (not context.editor().redo()) { print_status("nothing left to redo"); } }) },
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{ { Key::Modifiers::Alt, 'i' }, do_select_object<true> },
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{ { Key::Modifiers::Alt, 'a' }, do_select_object<false> },
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{ { Key::Modifiers::Alt, 't' }, [](Context& context) { context.editor().select(std::bind(select_to_reverse, _1, get_key().key, context.numeric_param(), false)); } },
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{ { Key::Modifiers::Alt, 'f' }, [](Context& context) { context.editor().select(std::bind(select_to_reverse, _1, get_key().key, context.numeric_param(), true)); } },
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{ { Key::Modifiers::Alt, 'T' }, [](Context& context) { context.editor().select(std::bind(select_to_reverse, _1, get_key().key, context.numeric_param(), false), true); } },
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{ { Key::Modifiers::Alt, 'F' }, [](Context& context) { context.editor().select(std::bind(select_to_reverse, _1, get_key().key, context.numeric_param(), true), true); } },
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{ { Key::Modifiers::Alt, 'w' }, repeated([](Context& context) { context.editor().select(select_to_next_word<true>); }) },
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{ { Key::Modifiers::Alt, 'e' }, repeated([](Context& context) { context.editor().select(select_to_next_word_end<true>); }) },
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{ { Key::Modifiers::Alt, 'b' }, repeated([](Context& context) { context.editor().select(select_to_previous_word<true>); }) },
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{ { Key::Modifiers::Alt, 'W' }, repeated([](Context& context) { context.editor().select(select_to_next_word<true>, true); }) },
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{ { Key::Modifiers::Alt, 'E' }, repeated([](Context& context) { context.editor().select(select_to_next_word_end<true>, true); }) },
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{ { Key::Modifiers::Alt, 'B' }, repeated([](Context& context) { context.editor().select(select_to_previous_word<true>, true); }) },
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{ { Key::Modifiers::Alt, 'l' }, repeated([](Context& context) { context.editor().select(select_to_eol, false); }) },
|
|
{ { Key::Modifiers::Alt, 'L' }, repeated([](Context& context) { context.editor().select(select_to_eol, true); }) },
|
|
{ { Key::Modifiers::Alt, 'h' }, repeated([](Context& context) { context.editor().select(select_to_eol_reverse, false); }) },
|
|
{ { Key::Modifiers::Alt, 'H' }, repeated([](Context& context) { context.editor().select(select_to_eol_reverse, true); }) },
|
|
|
|
{ { Key::Modifiers::Alt, 's' }, do_split_regex },
|
|
|
|
{ { Key::Modifiers::Alt, 'j' }, do_join },
|
|
|
|
{ { Key::Modifiers::Alt, 'x' }, [](Context& context) { context.editor().select(select_whole_lines); } },
|
|
};
|
|
|
|
}
|
|
|
|
void run_unit_tests();
|
|
|
|
int main(int argc, char* argv[])
|
|
{
|
|
GlobalOptionManager option_manager;
|
|
GlobalHookManager hook_manager;
|
|
ShellManager shell_manager;
|
|
CommandManager command_manager;
|
|
BufferManager buffer_manager;
|
|
RegisterManager register_manager;
|
|
HighlighterRegistry highlighter_registry;
|
|
FilterRegistry filter_registry;
|
|
|
|
run_unit_tests();
|
|
|
|
shell_manager.register_env_var("bufname",
|
|
[](const String& name, const Context& context)
|
|
{ return context.buffer().name(); });
|
|
shell_manager.register_env_var("selection",
|
|
[](const String& name, const Context& context)
|
|
{ return context.window().selections_content().back(); });
|
|
shell_manager.register_env_var("opt_.+",
|
|
[](const String& name, const Context& context)
|
|
{ return context.option_manager()[name.substr(4)].as_string(); });
|
|
shell_manager.register_env_var("reg_.+",
|
|
[](const String& name, const Context& context)
|
|
{ return RegisterManager::instance()[name[4]].values(context)[0]; });
|
|
|
|
register_manager.register_dynamic_register('%', [&](const Context& context) { return std::vector<String>(1, context.buffer().name()); });
|
|
register_manager.register_dynamic_register('.', [&](const Context& context) { return context.editor().selections_content(); });
|
|
|
|
register_commands();
|
|
register_highlighters();
|
|
register_filters();
|
|
|
|
try
|
|
{
|
|
NCursesClient client;
|
|
current_client = &client;
|
|
Context context;
|
|
|
|
try
|
|
{
|
|
command_manager.execute("runtime kakrc", context);
|
|
}
|
|
catch (Kakoune::runtime_error& error)
|
|
{
|
|
print_status(error.description());
|
|
}
|
|
|
|
|
|
write_debug("*** This is the debug buffer, where debug info will be written ***\n");
|
|
write_debug("utf-8 test: é á ï");
|
|
|
|
if (argc > 1)
|
|
{
|
|
String cmd = "edit ";
|
|
for (int i = 1; i < argc; ++i)
|
|
cmd += String(" ") + argv[i];
|
|
command_manager.execute(cmd, context);
|
|
}
|
|
else
|
|
{
|
|
auto buffer = new Buffer("*scratch*", Buffer::Type::Scratch);
|
|
context = Context(*buffer->get_or_create_window());
|
|
}
|
|
|
|
current_client->draw_window(context.window());
|
|
int count = 0;
|
|
while(not quit_requested)
|
|
{
|
|
try
|
|
{
|
|
Key key = get_key();
|
|
if (key.modifiers == Key::Modifiers::None and isdigit(key.key))
|
|
count = count * 10 + key.key - '0';
|
|
else
|
|
{
|
|
auto it = keymap.find(key);
|
|
if (it != keymap.end())
|
|
{
|
|
context.numeric_param(count);
|
|
it->second(context);
|
|
current_client->draw_window(context.window());
|
|
}
|
|
count = 0;
|
|
}
|
|
}
|
|
catch (Kakoune::runtime_error& error)
|
|
{
|
|
print_status(error.description());
|
|
}
|
|
}
|
|
}
|
|
catch (Kakoune::exception& error)
|
|
{
|
|
puts("uncaught exception:\n");
|
|
puts(error.description().c_str());
|
|
return -1;
|
|
}
|
|
return 0;
|
|
}
|