### Activate vi / vim mode:
bindkey -v

# Remove delay when entering normal mode (vi)
KEYTIMEOUT=5

# Change cursor shape for different vi modes.
function zle-keymap-select {
  if [[ $KEYMAP == vicmd ]] || [[ $1 = 'block' ]]; then
    echo -ne '\e[1 q'
  elif [[ $KEYMAP == main ]] || [[ $KEYMAP == viins ]] || [[ $KEYMAP = '' ]] || [[ $1 = 'beam' ]]; then
    echo -ne '\e[6 q'
  fi
}
zle -N zle-keymap-select

# Start with beam shape cursor on zsh startup and after every command.
zle-line-init() { zle-keymap-select 'beam'}