502 lines
19 KiB
C++
502 lines
19 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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Context main_context;
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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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bool insert_char(IncrementalInserter& inserter, const Key& key)
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{
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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 false;
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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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last_insert_sequence.keys.push_back(next_key);
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if (next_key.modifiers == Key::Modifiers::None)
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{
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switch (next_key.key)
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{
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case '%':
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inserter.insert(inserter.buffer().name());
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break;
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default:
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inserter.insert(RegisterManager::instance()[next_key.key]);
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}
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}
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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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return true;
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}
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void do_insert(Editor& editor, IncrementalInserter::Mode mode)
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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(editor, mode);
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draw_editor_ifn(editor);
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while(true)
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{
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Key key = get_key();
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if (not insert_char(inserter, key))
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break;
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last_insert_sequence.keys.push_back(key);
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draw_editor_ifn(editor);
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}
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}
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void do_repeat_insert(Editor& editor, int count)
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{
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IncrementalInserter inserter(editor, last_insert_sequence.mode);
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for (const Key& key : last_insert_sequence.keys)
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{
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insert_char(inserter, key);
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}
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draw_editor_ifn(editor);
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}
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template<bool append>
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void do_go(Editor& editor, int count)
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{
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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()
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{
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try
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{
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auto cmdline = prompt(":", std::bind(&CommandManager::complete,
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&CommandManager::instance(),
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_1, _2));
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CommandManager::instance().execute(cmdline, main_context);
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}
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catch (prompt_aborted&) {}
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}
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void do_pipe(Editor& editor, int count)
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{
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try
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{
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auto cmdline = prompt("|", complete_nothing);
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editor.buffer().begin_undo_group();
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for (auto& sel : const_cast<const Editor&>(editor).selections())
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{
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String new_content = ShellManager::instance().pipe(String(sel.begin(), sel.end()),
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cmdline, main_context, {});
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editor.buffer().modify(Modification::make_erase(sel.begin(), sel.end()));
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editor.buffer().modify(Modification::make_insert(sel.begin(), new_content));
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}
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editor.buffer().end_undo_group();
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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(Editor& editor)
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{
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try
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{
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String ex = prompt("/");
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if (ex.empty())
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ex = RegisterManager::instance()['/'].get();
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else
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RegisterManager::instance()['/'] = ex;
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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(Editor& editor)
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{
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const String& ex = RegisterManager::instance()['/'].get();
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if (not ex.empty())
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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(Editor& editor, int count)
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{
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RegisterManager::instance()['"'] = editor.selections_content();
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}
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void do_erase(Editor& editor, int count)
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{
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RegisterManager::instance()['"'] = editor.selections_content();
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editor.erase();
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}
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void do_change(Editor& editor, int count)
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{
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RegisterManager::instance()['"'] = editor.selections_content();
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do_insert(editor, IncrementalInserter::Mode::Change);
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}
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template<bool append>
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void do_paste(Editor& editor, int count)
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{
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Register& reg = RegisterManager::instance()['"'];
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if (count == 0)
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{
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if (append)
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editor.append(reg);
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else
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editor.insert(reg);
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}
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else
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{
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if (append)
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editor.append(reg.get(count-1));
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else
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editor.insert(reg.get(count-1));
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}
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}
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void do_select_regex(Editor& editor, int count)
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{
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try
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{
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String ex = prompt("select: ");
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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(Editor& editor, int count)
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{
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try
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{
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String ex = prompt("split: ");
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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(Editor& editor, int count)
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{
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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(Editor& editor, int count)
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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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editor.select(it->second);
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}
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std::unordered_map<Key, std::function<void (Editor& editor, int count)>> keymap =
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{
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{ { Key::Modifiers::None, 'h' }, [](Editor& editor, int count) { editor.move_selections(BufferCoord(0, -std::max(count,1))); } },
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{ { Key::Modifiers::None, 'j' }, [](Editor& editor, int count) { editor.move_selections(BufferCoord( std::max(count,1), 0)); } },
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{ { Key::Modifiers::None, 'k' }, [](Editor& editor, int count) { editor.move_selections(BufferCoord(-std::max(count,1), 0)); } },
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{ { Key::Modifiers::None, 'l' }, [](Editor& editor, int count) { editor.move_selections(BufferCoord(0, std::max(count,1))); } },
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{ { Key::Modifiers::None, 'H' }, [](Editor& editor, int count) { editor.move_selections(BufferCoord(0, -std::max(count,1)), true); } },
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{ { Key::Modifiers::None, 'J' }, [](Editor& editor, int count) { editor.move_selections(BufferCoord( std::max(count,1), 0), true); } },
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{ { Key::Modifiers::None, 'K' }, [](Editor& editor, int count) { editor.move_selections(BufferCoord(-std::max(count,1), 0), true); } },
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{ { Key::Modifiers::None, 'L' }, [](Editor& editor, int count) { editor.move_selections(BufferCoord(0, std::max(count,1)), true); } },
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{ { Key::Modifiers::None, 't' }, [](Editor& editor, int count) { editor.select(std::bind(select_to, _1, get_key().key, count, false)); } },
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{ { Key::Modifiers::None, 'f' }, [](Editor& editor, int count) { editor.select(std::bind(select_to, _1, get_key().key, count, true)); } },
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{ { Key::Modifiers::None, 'T' }, [](Editor& editor, int count) { editor.select(std::bind(select_to, _1, get_key().key, count, false), true); } },
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{ { Key::Modifiers::None, 'F' }, [](Editor& editor, int count) { editor.select(std::bind(select_to, _1, get_key().key, count, 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' }, [](Editor& editor, int count) { do_insert(editor, IncrementalInserter::Mode::Insert); } },
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{ { Key::Modifiers::None, 'I' }, [](Editor& editor, int count) { do_insert(editor, IncrementalInserter::Mode::InsertAtLineBegin); } },
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{ { Key::Modifiers::None, 'a' }, [](Editor& editor, int count) { do_insert(editor, IncrementalInserter::Mode::Append); } },
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{ { Key::Modifiers::None, 'A' }, [](Editor& editor, int count) { do_insert(editor, IncrementalInserter::Mode::AppendAtLineEnd); } },
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{ { Key::Modifiers::None, 'o' }, [](Editor& editor, int count) { do_insert(editor, IncrementalInserter::Mode::OpenLineBelow); } },
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{ { Key::Modifiers::None, 'O' }, [](Editor& editor, int count) { do_insert(editor, 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<true> },
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{ { Key::Modifiers::None, 'P' }, do_paste<false> },
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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, '%' }, [](Editor& editor, int count) { editor.clear_selections(); editor.select(select_whole_buffer); } },
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{ { Key::Modifiers::None, ':' }, [](Editor& editor, int count) { do_command(); } },
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{ { Key::Modifiers::None, '|' }, do_pipe },
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{ { Key::Modifiers::None, ' ' }, [](Editor& editor, int count) { if (count == 0) editor.clear_selections();
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else editor.keep_selection(count-1); } },
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{ { Key::Modifiers::Alt, ' ' }, [](Editor& editor, int count) { if (count == 0) editor.clear_selections();
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else editor.remove_selection(count-1); } },
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{ { Key::Modifiers::None, 'w' }, [](Editor& editor, int count) { do { editor.select(select_to_next_word<false>); } while(--count > 0); } },
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{ { Key::Modifiers::None, 'e' }, [](Editor& editor, int count) { do { editor.select(select_to_next_word_end<false>); } while(--count > 0); } },
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{ { Key::Modifiers::None, 'b' }, [](Editor& editor, int count) { do { editor.select(select_to_previous_word<false>); } while(--count > 0); } },
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{ { Key::Modifiers::None, 'W' }, [](Editor& editor, int count) { do { editor.select(select_to_next_word<false>, true); } while(--count > 0); } },
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{ { Key::Modifiers::None, 'E' }, [](Editor& editor, int count) { do { editor.select(select_to_next_word_end<false>, true); } while(--count > 0); } },
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{ { Key::Modifiers::None, 'B' }, [](Editor& editor, int count) { do { editor.select(select_to_previous_word<false>, true); } while(--count > 0); } },
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{ { Key::Modifiers::None, 'x' }, [](Editor& editor, int count) { do { editor.select(select_line, false); } while(--count > 0); } },
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{ { Key::Modifiers::None, 'X' }, [](Editor& editor, int count) { do { editor.select(select_line, true); } while(--count > 0); } },
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{ { Key::Modifiers::None, 'm' }, [](Editor& editor, int count) { editor.select(select_matching); } },
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{ { Key::Modifiers::None, 'M' }, [](Editor& editor, int count) { editor.select(select_matching, true); } },
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{ { Key::Modifiers::None, '/' }, [](Editor& editor, int count) { do_search<false>(editor); } },
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{ { Key::Modifiers::None, '?' }, [](Editor& editor, int count) { do_search<true>(editor); } },
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{ { Key::Modifiers::None, 'n' }, [](Editor& editor, int count) { do_search_next<false>(editor); } },
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{ { Key::Modifiers::None, 'N' }, [](Editor& editor, int count) { do_search_next<true>(editor); } },
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{ { Key::Modifiers::None, 'u' }, [](Editor& editor, int count) { do { if (not editor.undo()) { print_status("nothing left to undo"); break; } } while(--count > 0); } },
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{ { Key::Modifiers::None, 'U' }, [](Editor& editor, int count) { do { if (not editor.redo()) { print_status("nothing left to redo"); break; } } while(--count > 0); } },
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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' }, [](Editor& editor, int count) { editor.select(std::bind(select_to_reverse, _1, get_key().key, count, false)); } },
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{ { Key::Modifiers::Alt, 'f' }, [](Editor& editor, int count) { editor.select(std::bind(select_to_reverse, _1, get_key().key, count, true)); } },
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{ { Key::Modifiers::Alt, 'T' }, [](Editor& editor, int count) { editor.select(std::bind(select_to_reverse, _1, get_key().key, count, false), true); } },
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{ { Key::Modifiers::Alt, 'F' }, [](Editor& editor, int count) { editor.select(std::bind(select_to_reverse, _1, get_key().key, count, true), true); } },
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{ { Key::Modifiers::Alt, 'w' }, [](Editor& editor, int count) { do { editor.select(select_to_next_word<true>); } while(--count > 0); } },
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{ { Key::Modifiers::Alt, 'e' }, [](Editor& editor, int count) { do { editor.select(select_to_next_word_end<true>); } while(--count > 0); } },
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{ { Key::Modifiers::Alt, 'b' }, [](Editor& editor, int count) { do { editor.select(select_to_previous_word<true>); } while(--count > 0); } },
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{ { Key::Modifiers::Alt, 'W' }, [](Editor& editor, int count) { do { editor.select(select_to_next_word<true>, true); } while(--count > 0); } },
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{ { Key::Modifiers::Alt, 'E' }, [](Editor& editor, int count) { do { editor.select(select_to_next_word_end<true>, true); } while(--count > 0); } },
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{ { Key::Modifiers::Alt, 'B' }, [](Editor& editor, int count) { do { editor.select(select_to_previous_word<true>, true); } while(--count > 0); } },
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{ { Key::Modifiers::Alt, 'l' }, [](Editor& editor, int count) { do { editor.select(select_to_eol, false); } while(--count > 0); } },
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{ { Key::Modifiers::Alt, 'L' }, [](Editor& editor, int count) { do { editor.select(select_to_eol, true); } while(--count > 0); } },
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{ { Key::Modifiers::Alt, 'h' }, [](Editor& editor, int count) { do { editor.select(select_to_eol_reverse, false); } while(--count > 0); } },
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{ { Key::Modifiers::Alt, 'H' }, [](Editor& editor, int count) { do { editor.select(select_to_eol_reverse, true); } while(--count > 0); } },
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{ { Key::Modifiers::Alt, 's' }, do_split_regex },
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{ { Key::Modifiers::Alt, 'j' }, do_join },
|
|
|
|
{ { Key::Modifiers::Alt, 'x' }, [](Editor& editor, int count) { editor.select(select_whole_lines); } },
|
|
};
|
|
|
|
}
|
|
|
|
void run_unit_tests();
|
|
|
|
int main(int argc, char* argv[])
|
|
{
|
|
ShellManager shell_manager;
|
|
CommandManager command_manager;
|
|
BufferManager buffer_manager;
|
|
RegisterManager register_manager;
|
|
HighlighterRegistry highlighter_registry;
|
|
FilterRegistry filter_registry;
|
|
GlobalHookManager hook_manager;
|
|
GlobalOptionManager option_manager;
|
|
|
|
run_unit_tests();
|
|
|
|
shell_manager.register_env_var("bufname",
|
|
[](const Context& context)
|
|
{ return context.buffer().name(); });
|
|
shell_manager.register_env_var("selection",
|
|
[](const Context& context)
|
|
{ return context.window().selections_content().back(); });
|
|
register_commands();
|
|
register_highlighters();
|
|
register_filters();
|
|
|
|
try
|
|
{
|
|
command_manager.execute("runtime kakrc", main_context);
|
|
}
|
|
catch (Kakoune::runtime_error& error)
|
|
{
|
|
print_status(error.description());
|
|
}
|
|
|
|
try
|
|
{
|
|
NCursesUI ui;
|
|
current_ui = &ui;
|
|
|
|
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)
|
|
command_manager.execute(String("edit ") + argv[1], main_context);
|
|
else
|
|
{
|
|
auto buffer = new Buffer("*scratch*", Buffer::Type::Scratch);
|
|
main_context = Context(*buffer->get_or_create_window());
|
|
}
|
|
|
|
current_ui->draw_window(main_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())
|
|
{
|
|
it->second(main_context.window(), count);
|
|
current_ui->draw_window(main_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;
|
|
}
|