fix: cleanup fp command

configs/zsh/functions/fp.zsh

@@ -2,33 +2,26 @@
 
 function fp(){
 
-    for p in "$@"
-    do
-
-        PORT=$var;
-
     if [ "$(which lsof)" = "lsof not found" ]; then
         echo "lsof not installed"
     else
+        for PORT in "$@"
+        do
+           if [ "$PORT" != "" ]; then
+                #echo "checking ($PORT)"
                 PIDS="$(lsof -t -i:$PORT)"
-
                 AMOUNT=$(wc -w<<<$PIDS);
 
                 if [ $AMOUNT = 0 ]; then
-
                     echo "No processes use port $PORT";
-
                 else
-
                     echo "Killing $AMOUNT process(es) using port $PORT";
-
                     echo "$PIDS" | while IFS= read -r pid ; do 
                         kill -9 $pid;
                     done
-
                 fi
             fi
-
         done
+    fi
 
 }