2 files changed, 11 insertions, 10 deletions
diff --git a/bin/css_merge.ml b/bin/css_merge.ml
index 7e0ee6b..42e6f6f 100755
--- a/bin/css_merge.ml
+++ b/bin/css_merge.ml
@@ -2,12 +2,8 @@ open StdLabels
 
 module Args = struct
   type t =
-    { out: string [@short "-o"]
-    } [@@deriving argparse{
-    positional =
-      [ "css", "The css file"
-      ]
-  }]
+    { out: string
+    }
 
   let default =
     { out = ""
@@ -16,8 +12,14 @@ end
 
 let () =
 
-  let arg, rest = Args.argparse Args.default "css_merge" Sys.argv in
-  let css = Array.fold_left rest
+  let out = ref ""
+  and rest = ref [] in
+  let speclist =
+    [ ("--out", Arg.Set_string out, "Output file")
+    ; ("-o", Arg.Set_string out, "Output file") ] in
+  Arg.parse speclist (fun arg -> rest := arg::(!rest)) "css_merge";
+  let rest = List.rev (!rest) in
+  let css = List.fold_left rest
       ~init:Css_lib.Merge.empty
       ~f:(fun map arg ->
           let content = Stdio.In_channel.read_all arg in
@@ -25,7 +27,7 @@ let () =
           Css_lib.Merge.add_css map css
         ) in
 
-  Stdio.Out_channel.with_file arg.Args.out ~f:(fun channel ->
+  Stdio.Out_channel.with_file !out ~f:(fun channel ->
       let format = Format.formatter_of_out_channel channel in
       Css_lib.Print.css
         Css_lib.Print.minify_printer
diff --git a/bin/dune b/bin/dune
index 279a658..240bca8 100755
--- a/bin/dune
+++ b/bin/dune
@@ -13,6 +13,5 @@
     stdio
     css_lib
  )
- (preprocess (pps ppx_deriving_argparse))
 )