set editing-mode vi

set keymap vi-command
# Colemak-DH directional keys.
"k": backward-char
"n": next-history
"e": previous-history
"i": forward-char

# Commands displaced by the directional keys.
"h": vi-end-word
"H": vi-end-bigword
"o": vi-insertion-mode
"O": vi-insert-beg

# Navigate search results.
" ": vi-search-again