undo + ghostty

etc/bash.bashrc

@@ -209,6 +209,9 @@ fi
 # prevent CTRL+S to freeze in vim, CTRL+Q to unfreeze!
 stty -ixon
 
+# release CTRL+U to readline processing => undo
+stty kill undef
+
 PROMPT_COMMAND='__prompt_command' # Func to gen PS1 after CMDs
 
 # ALIASES

etc/inputrc

@@ -29,15 +29,20 @@ set convert-meta off
 
 # CTRL + { backspace, delete } for word suppressing
 "\C-H": backward-kill-word
+"\e[3;5~": kill-word
 
-#  ALT  + { backspace, delete } for suppressing until start/end (faster)
+# ALT + { backspace, delete } for suppressing until start/end (faster)
 "\e[3;3~": kill-line
 "\e\C-?": backward-kill-line
 
-#  ALT + { backspace, delete } for suppressing the whole line
+# SHIFT + { backspace, delete } for suppressing the whole line
 "\e[3;2~": kill-whole-line
 "\e[127;2u": kill-whole-line
 
+# { CTRL, ALT } + u for undo 
+"\eu": undo
+"\C-u": undo
+
 # { up, down } for history search
 "\e[A": history-search-backward
 "\e[B": history-search-forward

etc/vim/vimrc.rookie

@@ -74,4 +74,11 @@ inoremap <A-k> <Esc>:m .-2<CR>==gi
 vnoremap <A-j> :m '>+1<CR>gv=gv
 vnoremap <A-k> :m '<-2<CR>gv=gv
 
+" Undo/Redo
+inoremap <C-U> <Esc>g-i
+nnoremap <C-U> g-
+inoremap <A-u> <Esc>g+a
+nnoremap <A-u> g+
+nnoremap <C-A-u> :earlier 1f<CR>
+