mirror of
https://github.com/helix-editor/helix.git
synced 2024-11-24 02:16:18 +04:00
240 lines
8.4 KiB
Rust
240 lines
8.4 KiB
Rust
use crate::commands::{self, Command};
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use helix_core::hashmap;
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use helix_view::document::Mode;
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use std::collections::HashMap;
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// Kakoune-inspired:
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// mode = {
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// normal = {
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// q = record_macro
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// w = (next) word
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// W = next WORD
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// e = end of word
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// E = end of WORD
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// r =
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// t = 'till char
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// y = yank
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// u = undo
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// U = redo
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// i = insert
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// I = INSERT (start of line)
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// o = open below (insert on new line below)
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// O = open above (insert on new line above)
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// p = paste (before cursor)
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// P = PASTE (after cursor)
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// ` =
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// [ = select to text object start (alt = select whole object)
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// ] = select to text object end
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// { = extend to inner object start
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// } = extend to inner object end
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// a = append
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// A = APPEND (end of line)
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// s = split
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// S = select
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// d = delete()
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// f = find_char()
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// g = goto (gg, G, gc, gd, etc)
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//
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// h = move_char_left(n)
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// j = move_line_down(n)
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// k = move_line_up(n)
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// l = move_char_right(n)
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// : = command line
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// ; = collapse selection to cursor
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// " = use register
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// ` = convert case? (to lower) (alt = swap case)
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// ~ = convert to upper case
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// . = repeat last command
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// \ = disable hook?
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// / = search
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// > = indent
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// < = deindent
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// % = select whole buffer (in vim = jump to matching bracket)
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// * = search pattern in selection
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// ( = rotate main selection backward
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// ) = rotate main selection forward
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// - = trim selections? (alt = merge contiguous sel together)
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// @ = convert tabs to spaces
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// & = align cursor
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// ? = extend to next given regex match (alt = to prev)
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//
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// in kakoune these are alt-h alt-l / gh gl
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// select from curs to begin end / move curs to begin end
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// 0 = start of line
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// ^ = start of line (first non blank char)
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// $ = end of line
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//
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// z = save selections
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// Z = restore selections
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// x = select line
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// X = extend line
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// c = change selected text
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// C = copy selection?
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// v = view menu (viewport manipulation)
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// b = select to previous word start
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// B = select to previous WORD start
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//
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//
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//
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//
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//
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//
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// = = align?
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// + =
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// }
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//
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// gd = goto definition
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// gr = goto reference
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// }
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// #[cfg(feature = "term")]
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pub use crossterm::event::{KeyCode, KeyEvent as Key, KeyModifiers as Modifiers};
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// TODO: could be trie based
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pub type Keymap = HashMap<Vec<Key>, Command>;
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pub type Keymaps = HashMap<Mode, Keymap>;
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macro_rules! key {
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($ch:expr) => {
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Key {
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code: KeyCode::Char($ch),
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modifiers: Modifiers::NONE,
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}
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};
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}
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macro_rules! shift {
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($ch:expr) => {
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Key {
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code: KeyCode::Char($ch),
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modifiers: Modifiers::SHIFT,
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}
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};
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}
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macro_rules! ctrl {
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($ch:expr) => {
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Key {
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code: KeyCode::Char($ch),
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modifiers: Modifiers::CONTROL,
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}
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};
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}
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macro_rules! alt {
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($ch:expr) => {
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Key {
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code: KeyCode::Char($ch),
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modifiers: Modifiers::ALT,
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}
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};
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}
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pub fn default() -> Keymaps {
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hashmap!(
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Mode::Normal =>
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// as long as you cast the first item, rust is able to infer the other cases
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hashmap!(
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vec![key!('h')] => commands::move_char_left as Command,
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vec![key!('j')] => commands::move_line_down,
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vec![key!('k')] => commands::move_line_up,
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vec![key!('0')] => commands::move_line_start,
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vec![key!('$')] => commands::move_line_end,
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vec![key!('l')] => commands::move_char_right,
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vec![shift!('H')] => commands::extend_char_left,
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vec![shift!('J')] => commands::extend_line_down,
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vec![shift!('K')] => commands::extend_line_up,
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vec![shift!('L')] => commands::extend_char_right,
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vec![key!('w')] => commands::move_next_word_start,
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vec![shift!('W')] => commands::extend_next_word_start,
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vec![key!('b')] => commands::move_prev_word_start,
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vec![shift!('B')] => commands::extend_prev_word_start,
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vec![key!('e')] => commands::move_next_word_end,
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vec![key!('E')] => commands::extend_next_word_end,
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// TODO: E
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vec![key!('g')] => commands::goto_mode,
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vec![key!('i')] => commands::insert_mode,
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vec![shift!('I')] => commands::prepend_to_line,
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vec![key!('a')] => commands::append_mode,
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vec![shift!('A')] => commands::append_to_line,
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vec![key!('o')] => commands::open_below,
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vec![key!('d')] => commands::delete_selection,
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vec![key!('c')] => commands::change_selection,
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vec![key!('s')] => commands::select_regex,
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vec![alt!('s')] => commands::split_selection_on_newline,
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vec![shift!('S')] => commands::split_selection,
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vec![key!(';')] => commands::collapse_selection,
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// TODO should be alt(;)
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vec![alt!(';')] => commands::flip_selections,
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vec![key!('%')] => commands::select_all,
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vec![key!('x')] => commands::select_line,
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vec![key!('/')] => commands::search,
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vec![key!('n')] => commands::search_next,
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vec![key!('*')] => commands::search_selection,
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vec![key!('u')] => commands::undo,
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vec![shift!('U')] => commands::redo,
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vec![key!('y')] => commands::yank,
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vec![key!('p')] => commands::paste,
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vec![key!('>')] => commands::indent,
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vec![key!('<')] => commands::unindent,
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vec![key!(':')] => commands::command_mode,
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vec![Key {
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code: KeyCode::Esc,
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modifiers: Modifiers::NONE
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}] => commands::normal_mode,
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vec![Key {
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code: KeyCode::PageUp,
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modifiers: Modifiers::NONE
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}] => commands::page_up,
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vec![Key {
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code: KeyCode::PageDown,
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modifiers: Modifiers::NONE
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}] => commands::page_down,
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vec![ctrl!('u')] => commands::half_page_up,
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vec![ctrl!('d')] => commands::half_page_down,
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vec![ctrl!('p')] => commands::file_picker,
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vec![ctrl!('b')] => commands::buffer_picker,
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vec![Key {
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code: KeyCode::Tab,
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modifiers: Modifiers::NONE
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}] => commands::next_view,
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// move under <space>c
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vec![ctrl!('c')] => commands::toggle_comments,
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),
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Mode::Insert => hashmap!(
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vec![Key {
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code: KeyCode::Esc,
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modifiers: Modifiers::NONE
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}] => commands::normal_mode as Command,
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vec![Key {
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code: KeyCode::Backspace,
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modifiers: Modifiers::NONE
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}] => commands::insert::delete_char_backward,
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vec![Key {
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code: KeyCode::Delete,
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modifiers: Modifiers::NONE
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}] => commands::insert::delete_char_forward,
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vec![Key {
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code: KeyCode::Enter,
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modifiers: Modifiers::NONE
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}] => commands::insert::insert_newline,
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vec![Key {
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code: KeyCode::Tab,
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modifiers: Modifiers::NONE
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}] => commands::insert::insert_tab,
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vec![ctrl!('x')] => commands::completion,
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),
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Mode::Goto => hashmap!(
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vec![Key {
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code: KeyCode::Esc,
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modifiers: Modifiers::NONE
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}] => commands::normal_mode as Command,
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vec![key!('g')] => commands::move_file_start as Command,
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vec![key!('e')] => commands::move_file_end as Command,
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),
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)
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}
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