Make wrapper work for simple usecase

⚡

@@ -49,6 +49,35 @@ _bad-message() {
   echo -e "\e[31m$@\e[0m"
 }
 
+_wrapper() {
+  unset OPTIND
+  while getopts "l:d:n:v:" opt; do
+    case $opt in
+      l) linux_url=$OPTARG ;;
+      d) darwin_url=$OPTARG ;;
+      n) name=$OPTARG ;;
+      v) version=$OPTARG ;;
+    esac
+  done
+
+  while [[ -n "$1" && "$1" != "--" ]]; do
+    shift
+  done
+  shift
+
+  if [[ $(uname -s) == Linux ]]; then
+    url=$linux_url
+  else
+    url=$darwin_url
+  fi
+
+  wrapper_root=".generated/wrapper/$name/$version/"
+  mkdir -p $wrapper_root
+  [[ -f $wrapper_root/bin ]] || curl --location ${url//VERSION/$version} > $wrapper_root/bin
+  chmod +x $wrapper_root/bin
+  ./$wrapper_root/bin "$@"
+}
+
 [[ $(type -t _verify-prerequisites) == "function" ]] && ! _verify-prerequisites && exit 1
 
 main "$@"