Add command to inc/dec number under cursor

book/src/keymap.md

@@ -67,6 +67,8 @@
 | `=`         | Format selection                                | `format_selections`   |
 | `d`         | Delete selection                                | `delete_selection`    |
 | `c`         | Change selection (delete and enter insert mode) | `change_selection`    |
+| `Ctrl-a`    | Increment object (number) under cursor          | `increment`           |
+| `Ctrl-x`    | Decrement object (number) under cursor          | `decrement`           |
 
 #### Shell
 

helix-core/src/lib.rs

@@ -10,6 +10,7 @@ pub mod line_ending;
 pub mod macros;
 pub mod match_brackets;
 pub mod movement;
+pub mod numbers;
 pub mod object;
 pub mod path;
 mod position;