changed the layout, should not effect script behaviour

docker.sh

@@ -123,15 +123,29 @@ main() {
 }
 
 if getImports; then
-  case "$1" in
-  --silent | -s)
-    silent=true
-    echo_warning "Running the script silently.."
-    ;;
-  *)
-    silent=false
-    ;;
-  esac
+  # ─< package variable >───────────────────────────────────────────────────────────────────
+  unset PACKAGE
+
+  # ─< argument list variables >────────────────────────────────────────────────────────────
+  silent=false
+
+  sleep 0.1
+
+  PACKAGE=docker
+  if command_exists "$PACKAGE"; then
+    echo_warning "$PACKAGE is already installed!"
+    echo_warning "Exiting now!"
+    exit 69
+  fi
+
+  # ─< parse arguments and get variable contents >──────────────────────────────────────────
+  for arg in "$@"; do
+    case "$arg" in
+    --silent | -s)
+      export silent=true
+      ;;
+    esac
+  done
 
   if main; then
     init_docker