Lumacs

Lumacs

A modern text editor in C++20, inspired by Emacs with powerful Lua scripting support.

Features

✅ Implemented (Polishing & Refactoring Phase)

• Core Editing: Kill ring, mark/region, undo/redo
• Buffer Management: Multiple buffers, window splits
  
• Advanced Features: Registers, keyboard macros, rectangles, minibuffer history
• Search: Incremental search with highlighting
• Theme System: Dracula, Everforest, Nord, Solarized, Gruvbox, and default themes
• UI: GTK4 Frontend (primary) and Ncurses TUI (fallback)
• Modeline: Modular, extensible status bar
• Lua Scripting: Extensive Lua API for customization

🔄 Planned

• Language modes (Python, C++, JavaScript)
• Plugin system expansion
• Advanced completion UI

Tech Stack

• Core: C++20
• UI: GTK4 / gtkmm (GUI), Ncurses (TUI)
• Scripting: Lua 5.4 + sol2 bindings
• Build: CMake 3.20+

Quick Start

Building

cmake -B build -S .
cmake --build build -j4

Running

./build/lumacs [file]

Key Bindings

• Theme Switching: M-x theme-selection
• Window Splits: C-x 2 (horizontal), C-x 3 (vertical), C-x 0 (close)
• Buffers: C-x b (switch), C-x k (kill), C-x C-b (list)
• Advanced: F3/F4 (macros), C-x r s/i (registers), C-x r k/y/t (rectangles)

Documentation

• Architecture Overview
• Development State

License

MIT