To cat neccessary things, cat these:
src/lib.rs
src/data_provider.rs
src/editor/core.rs
src/canvas/mod.rs
src/canvas/state.rs
src/canvas/modes/mod.rs
src/canvas/modes/manager.rs
src/canvas/modes/highlight.rs
src/canvas/gui.rs
src/canvas/cursor.rs
src/canvas/theme.rs
src/canvas/actions/types.rs
src/keybindings/mod.rs
examples/canvas_cursor_auto.rs
examples/canvas_keybindings.rs