Running brew search without any arguments gives Error: "Invalid usage: This command requires at least 1 text or regex argument."

Examples.md

@@ -988,7 +988,7 @@ fzfimg.sh --preview-window right:80%
 # using "brew search" as source input
 # mnemonic [B]rew [I]nstall [P]lugin
 bip() {
-  local inst=$(brew search | fzf -m)
+  local inst=$(brew search “$@" | fzf -m)
 
   if [[ $inst ]]; then
     for prog in $(echo $inst);