forked from Mirrors/helix
You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
314 lines
11 KiB
Rust
314 lines
11 KiB
Rust
pub use crate::commands::Command;
|
|
use crate::config::Config;
|
|
use helix_core::hashmap;
|
|
use helix_view::{document::Mode, input::KeyEvent};
|
|
use serde::Deserialize;
|
|
use std::{
|
|
collections::HashMap,
|
|
ops::{Deref, DerefMut},
|
|
};
|
|
|
|
#[macro_export]
|
|
macro_rules! key {
|
|
($key:ident) => {
|
|
KeyEvent {
|
|
code: ::helix_view::keyboard::KeyCode::$key,
|
|
modifiers: ::helix_view::keyboard::KeyModifiers::NONE,
|
|
}
|
|
};
|
|
($($ch:tt)*) => {
|
|
KeyEvent {
|
|
code: ::helix_view::keyboard::KeyCode::Char($($ch)*),
|
|
modifiers: ::helix_view::keyboard::KeyModifiers::NONE,
|
|
}
|
|
};
|
|
}
|
|
|
|
macro_rules! ctrl {
|
|
($($ch:tt)*) => {
|
|
KeyEvent {
|
|
code: ::helix_view::keyboard::KeyCode::Char($($ch)*),
|
|
modifiers: ::helix_view::keyboard::KeyModifiers::CONTROL,
|
|
}
|
|
};
|
|
}
|
|
|
|
macro_rules! alt {
|
|
($($ch:tt)*) => {
|
|
KeyEvent {
|
|
code: ::helix_view::keyboard::KeyCode::Char($($ch)*),
|
|
modifiers: ::helix_view::keyboard::KeyModifiers::ALT,
|
|
}
|
|
};
|
|
}
|
|
|
|
#[derive(Debug, Clone, PartialEq, Deserialize)]
|
|
#[serde(transparent)]
|
|
pub struct Keymaps(pub HashMap<Mode, HashMap<KeyEvent, Command>>);
|
|
|
|
impl Deref for Keymaps {
|
|
type Target = HashMap<Mode, HashMap<KeyEvent, Command>>;
|
|
|
|
fn deref(&self) -> &Self::Target {
|
|
&self.0
|
|
}
|
|
}
|
|
|
|
impl DerefMut for Keymaps {
|
|
fn deref_mut(&mut self) -> &mut Self::Target {
|
|
&mut self.0
|
|
}
|
|
}
|
|
|
|
impl Default for Keymaps {
|
|
fn default() -> Keymaps {
|
|
let normal = hashmap!(
|
|
key!('h') => Command::move_char_left,
|
|
key!('j') => Command::move_line_down,
|
|
key!('k') => Command::move_line_up,
|
|
key!('l') => Command::move_char_right,
|
|
|
|
key!(Left) => Command::move_char_left,
|
|
key!(Down) => Command::move_line_down,
|
|
key!(Up) => Command::move_line_up,
|
|
key!(Right) => Command::move_char_right,
|
|
|
|
key!('t') => Command::find_till_char,
|
|
key!('f') => Command::find_next_char,
|
|
key!('T') => Command::till_prev_char,
|
|
key!('F') => Command::find_prev_char,
|
|
// and matching set for select mode (extend)
|
|
//
|
|
key!('r') => Command::replace,
|
|
key!('R') => Command::replace_with_yanked,
|
|
|
|
key!('~') => Command::switch_case,
|
|
alt!('`') => Command::switch_to_uppercase,
|
|
key!('`') => Command::switch_to_lowercase,
|
|
|
|
key!(Home) => Command::goto_line_start,
|
|
key!(End) => Command::goto_line_end,
|
|
|
|
key!('w') => Command::move_next_word_start,
|
|
key!('b') => Command::move_prev_word_start,
|
|
key!('e') => Command::move_next_word_end,
|
|
|
|
key!('W') => Command::move_next_long_word_start,
|
|
key!('B') => Command::move_prev_long_word_start,
|
|
key!('E') => Command::move_next_long_word_end,
|
|
|
|
key!('v') => Command::select_mode,
|
|
key!('g') => Command::goto_mode,
|
|
key!(':') => Command::command_mode,
|
|
|
|
key!('i') => Command::insert_mode,
|
|
key!('I') => Command::prepend_to_line,
|
|
key!('a') => Command::append_mode,
|
|
key!('A') => Command::append_to_line,
|
|
key!('o') => Command::open_below,
|
|
key!('O') => Command::open_above,
|
|
// [<space> ]<space> equivalents too (add blank new line, no edit)
|
|
|
|
|
|
key!('d') => Command::delete_selection,
|
|
// TODO: also delete without yanking
|
|
key!('c') => Command::change_selection,
|
|
// TODO: also change delete without yanking
|
|
|
|
// key!('r') => Command::replace_with_char,
|
|
|
|
key!('s') => Command::select_regex,
|
|
alt!('s') => Command::split_selection_on_newline,
|
|
key!('S') => Command::split_selection,
|
|
key!(';') => Command::collapse_selection,
|
|
alt!(';') => Command::flip_selections,
|
|
key!('%') => Command::select_all,
|
|
key!('x') => Command::extend_line,
|
|
key!('X') => Command::extend_to_line_bounds,
|
|
// crop_to_whole_line
|
|
|
|
|
|
key!('m') => Command::match_mode,
|
|
key!('[') => Command::left_bracket_mode,
|
|
key!(']') => Command::right_bracket_mode,
|
|
|
|
key!('/') => Command::search,
|
|
// ? for search_reverse
|
|
key!('n') => Command::search_next,
|
|
key!('N') => Command::extend_search_next,
|
|
// N for search_prev
|
|
key!('*') => Command::search_selection,
|
|
|
|
key!('u') => Command::undo,
|
|
key!('U') => Command::redo,
|
|
|
|
key!('y') => Command::yank,
|
|
// yank_all
|
|
key!('p') => Command::paste_after,
|
|
// paste_all
|
|
key!('P') => Command::paste_before,
|
|
|
|
key!('>') => Command::indent,
|
|
key!('<') => Command::unindent,
|
|
key!('=') => Command::format_selections,
|
|
key!('J') => Command::join_selections,
|
|
// TODO: conflicts hover/doc
|
|
key!('K') => Command::keep_selections,
|
|
// TODO: and another method for inverse
|
|
|
|
// TODO: clashes with space mode
|
|
key!(' ') => Command::keep_primary_selection,
|
|
|
|
// key!('q') => Command::record_macro,
|
|
// key!('Q') => Command::replay_macro,
|
|
|
|
// ~ / apostrophe => change case
|
|
// & align selections
|
|
// _ trim selections
|
|
|
|
// C / altC = copy (repeat) selections on prev/next lines
|
|
|
|
key!(Esc) => Command::normal_mode,
|
|
key!(PageUp) => Command::page_up,
|
|
key!(PageDown) => Command::page_down,
|
|
ctrl!('b') => Command::page_up,
|
|
ctrl!('f') => Command::page_down,
|
|
ctrl!('u') => Command::half_page_up,
|
|
ctrl!('d') => Command::half_page_down,
|
|
|
|
ctrl!('w') => Command::window_mode,
|
|
|
|
// move under <space>c
|
|
ctrl!('c') => Command::toggle_comments,
|
|
key!('K') => Command::hover,
|
|
|
|
// z family for save/restore/combine from/to sels from register
|
|
|
|
// supposedly ctrl!('i') but did not work
|
|
key!(Tab) => Command::jump_forward,
|
|
ctrl!('o') => Command::jump_backward,
|
|
// ctrl!('s') => Command::save_selection,
|
|
|
|
key!(' ') => Command::space_mode,
|
|
key!('z') => Command::view_mode,
|
|
|
|
key!('"') => Command::select_register,
|
|
);
|
|
// TODO: decide whether we want normal mode to also be select mode (kakoune-like), or whether
|
|
// we keep this separate select mode. More keys can fit into normal mode then, but it's weird
|
|
// because some selection operations can now be done from normal mode, some from select mode.
|
|
let mut select = normal.clone();
|
|
select.extend(
|
|
hashmap!(
|
|
key!('h') => Command::extend_char_left,
|
|
key!('j') => Command::extend_line_down,
|
|
key!('k') => Command::extend_line_up,
|
|
key!('l') => Command::extend_char_right,
|
|
|
|
key!(Left) => Command::extend_char_left,
|
|
key!(Down) => Command::extend_line_down,
|
|
key!(Up) => Command::extend_line_up,
|
|
key!(Right) => Command::extend_char_right,
|
|
|
|
key!('w') => Command::extend_next_word_start,
|
|
key!('b') => Command::extend_prev_word_start,
|
|
key!('e') => Command::extend_next_word_end,
|
|
|
|
key!('t') => Command::extend_till_char,
|
|
key!('f') => Command::extend_next_char,
|
|
|
|
key!('T') => Command::extend_till_prev_char,
|
|
key!('F') => Command::extend_prev_char,
|
|
key!(Home) => Command::goto_line_start,
|
|
key!(End) => Command::goto_line_end,
|
|
key!(Esc) => Command::exit_select_mode,
|
|
)
|
|
.into_iter(),
|
|
);
|
|
|
|
Keymaps(hashmap!(
|
|
// as long as you cast the first item, rust is able to infer the other cases
|
|
// TODO: select could be normal mode with some bindings merged over
|
|
Mode::Normal => normal,
|
|
Mode::Select => select,
|
|
Mode::Insert => hashmap!(
|
|
key!(Esc) => Command::normal_mode as Command,
|
|
key!(Backspace) => Command::delete_char_backward,
|
|
key!(Delete) => Command::delete_char_forward,
|
|
key!(Enter) => Command::insert_newline,
|
|
key!(Tab) => Command::insert_tab,
|
|
key!(Left) => Command::move_char_left,
|
|
key!(Down) => Command::move_line_down,
|
|
key!(Up) => Command::move_line_up,
|
|
key!(Right) => Command::move_char_right,
|
|
key!(PageUp) => Command::page_up,
|
|
key!(PageDown) => Command::page_down,
|
|
key!(Home) => Command::goto_line_start,
|
|
key!(End) => Command::goto_line_end_newline,
|
|
ctrl!('x') => Command::completion,
|
|
ctrl!('w') => Command::delete_word_backward,
|
|
),
|
|
))
|
|
}
|
|
}
|
|
|
|
/// Merge default config keys with user overwritten keys for custom
|
|
/// user config.
|
|
pub fn merge_keys(mut config: Config) -> Config {
|
|
let mut delta = std::mem::take(&mut config.keys);
|
|
for (mode, keys) in &mut *config.keys {
|
|
keys.extend(delta.remove(mode).unwrap_or_default());
|
|
}
|
|
config
|
|
}
|
|
|
|
#[test]
|
|
fn merge_partial_keys() {
|
|
use helix_view::keyboard::{KeyCode, KeyModifiers};
|
|
let config = Config {
|
|
keys: Keymaps(hashmap! {
|
|
Mode::Normal => hashmap! {
|
|
KeyEvent {
|
|
code: KeyCode::Char('i'),
|
|
modifiers: KeyModifiers::NONE,
|
|
} => Command::normal_mode,
|
|
KeyEvent { // key that does not exist
|
|
code: KeyCode::Char('无'),
|
|
modifiers: KeyModifiers::NONE,
|
|
} => Command::insert_mode,
|
|
},
|
|
}),
|
|
..Default::default()
|
|
};
|
|
let merged_config = merge_keys(config.clone());
|
|
assert_ne!(config, merged_config);
|
|
assert_eq!(
|
|
*merged_config
|
|
.keys
|
|
.0
|
|
.get(&Mode::Normal)
|
|
.unwrap()
|
|
.get(&KeyEvent {
|
|
code: KeyCode::Char('i'),
|
|
modifiers: KeyModifiers::NONE
|
|
})
|
|
.unwrap(),
|
|
Command::normal_mode
|
|
);
|
|
assert_eq!(
|
|
*merged_config
|
|
.keys
|
|
.0
|
|
.get(&Mode::Normal)
|
|
.unwrap()
|
|
.get(&KeyEvent {
|
|
code: KeyCode::Char('无'),
|
|
modifiers: KeyModifiers::NONE
|
|
})
|
|
.unwrap(),
|
|
Command::insert_mode
|
|
);
|
|
assert!(merged_config.keys.0.get(&Mode::Normal).unwrap().len() > 1);
|
|
assert!(merged_config.keys.0.get(&Mode::Insert).unwrap().len() > 0);
|
|
}
|