(ZSH) Bind CTRL-R to search using fzy

fzy-key-bindings.zsh

# Key bindings
# ------------
if [[ $- == *i* ]]; then

# CTRL-R - Paste the selected command from history into the command line
fzy-history-widget() {
  local selected num
  setopt localoptions noglobsubst noposixbuiltins pipefail 2> /dev/null
  selected=( $(fc -rl 1 | fzy) )
  local ret=$?
  if [ -n "$selected" ]; then
    num=$selected[1]
    if [ -n "$num" ]; then
      zle vi-fetch-history -n $num
    fi
  fi
  zle reset-prompt
  return $ret
}
zle     -N   fzy-history-widget
bindkey '^R' fzy-history-widget

fi