Symfony ZSH completion with caching

_symfony

#compdef _sfbinary symfony
function _symfony_caching_policy() {
  local -a oldp
  oldp=( "$1"(Nmh+24) )
  (( $#oldp ))
}

function _sfbinary_subcommand() {
	if ( [[ ${+list} -eq 0 ]] || _cache_invalid "symfony_subcommand_console" ) && ! _retrieve_cache "symfony_subcommand_console"; then
	  list=$(symfony $1 --no-ansi 2>/dev/null | sed "1,/Available commands/d" | awk '/^  ?[^ ]+ / { print $1 }')
    _store_cache "symfony_subcommand_console" list
  fi
  _arguments "1:subcommand:($list)"
}

function _sfbinary() {
  local cache_policy
  zstyle -s ":completion:${curcontext}:" cache-policy cache_policy
  zstyle ":completion:${curcontext}:" cache-policy ${cache_policy:-_symfony_caching_policy}
	local line

  if ( [[ ${+list} -eq 0 ]] || _cache_invalid SYMFONY_COMMANDS ) && ! _retrieve_cache SYMFONY_COMMANDS; then
	  list=$(symfony list --no-ansi 2>/dev/null | sed "1,/Available commands/d" | sed "/Available wrappers/,/^$/d" | sed "s/ [A-Z].*//" | tr , '\n' | sed 's/ //g')
    _store_cache SYMFONY_COMMANDS list
  fi

	_arguments -C "1:commands:($list)" "*::arg:->args"

	if [[ $line[1] != "" ]]; then
		case $line[1] in
			console)
				_sfbinary_subcommand 'console'
				;;
			composer)
				_sfbinary_subcommand 'composer'
				;;
			*)
				_files
				;;
		esac
	fi
}

compdef _sfbinary symfony