fix: update DocumentSelector definition (#1068)

Signed-off-by: Rudi Grinberg <[email protected]>

Author: rgrinberg

CHANGES.md

@@ -19,6 +19,8 @@
   ([#1049](https://github.com/ocaml/ocaml-lsp/pull/1049), fixes
   [#1034](https://github.com/ocaml/ocaml-lsp/issues/1034))
 
+- Fix the type of DocumentSelector in cram document registration (#1068)
+
 ## Features
 - Add "Remove type annotation" code action. (#1039)
 

lsp/bin/metamodel/metaModel.json

@@ -13917,17 +13917,8 @@
 			"type": {
 				"kind": "array",
 				"element": {
-					"kind": "or",
-					"items": [
-						{
-							"kind": "base",
-							"name": "string"
-						},
-						{
-							"kind": "reference",
-							"name": "DocumentFilter"
-						}
-					]
+					"kind": "reference",
+					"name": "DocumentFilter"
 				}
 			},
 			"documentation": "A document selector is the combination of one or many document filters.\n\n@sample `let sel:DocumentSelector = [{ language: 'typescript' }, { language: 'json', pattern: '**∕tsconfig.json' }]`;\n\nThe use of a string as a document filter is deprecated @since 3.16.0.",

lsp/src/types.ml

@@ -4878,85 +4878,19 @@ module DocumentFilter = struct
 end
 
 module DocumentSelector = struct
-  type t = [ `String of string | `DocumentFilter of DocumentFilter.t ] list
-  [@@deriving_inline yojson]
+  type t = DocumentFilter.t list [@@deriving_inline yojson]
 
   let _ = fun (_ : t) -> ()
 
   let t_of_yojson =
     (let _tp_loc = "lsp/src/types.ml.DocumentSelector.t" in
-     fun t ->
-       list_of_yojson
-         (fun yojson ->
-           try
-             match yojson with
-             | `List [ `String atom ] as _yojson -> (
-               match atom with
-               | "String" ->
-                 Ppx_yojson_conv_lib.Yojson_conv_error.ptag_takes_args
-                   _tp_loc
-                   _yojson
-               | "DocumentFilter" ->
-                 Ppx_yojson_conv_lib.Yojson_conv_error.ptag_takes_args
-                   _tp_loc
-                   _yojson
-               | _ -> Ppx_yojson_conv_lib.Yojson_conv_error.no_variant_match ())
-             | `List (`String atom :: yojson_args) as _yojson -> (
-               match atom with
-               | "String" as _tag -> (
-                 match yojson_args with
-                 | [ v0 ] ->
-                   let v0 = string_of_yojson v0 in
-                   `String v0
-                 | _ ->
-                   Ppx_yojson_conv_lib.Yojson_conv_error.ptag_incorrect_n_args
-                     _tp_loc
-                     _tag
-                     _yojson)
-               | "DocumentFilter" as _tag -> (
-                 match yojson_args with
-                 | [ v0 ] ->
-                   let v0 = DocumentFilter.t_of_yojson v0 in
-                   `DocumentFilter v0
-                 | _ ->
-                   Ppx_yojson_conv_lib.Yojson_conv_error.ptag_incorrect_n_args
-                     _tp_loc
-                     _tag
-                     _yojson)
-               | _ -> Ppx_yojson_conv_lib.Yojson_conv_error.no_variant_match ())
-             | `List (`List _ :: _) as yojson ->
-               Ppx_yojson_conv_lib.Yojson_conv_error
-               .nested_list_invalid_poly_var
-                 _tp_loc
-                 yojson
-             | `List [] as yojson ->
-               Ppx_yojson_conv_lib.Yojson_conv_error.empty_list_invalid_poly_var
-                 _tp_loc
-                 yojson
-             | _ as yojson ->
-               Ppx_yojson_conv_lib.Yojson_conv_error.unexpected_stag
-                 _tp_loc
-                 yojson
-           with Ppx_yojson_conv_lib.Yojson_conv_error.No_variant_match ->
-             Ppx_yojson_conv_lib.Yojson_conv_error.no_matching_variant_found
-               _tp_loc
-               yojson)
-         t
+     fun t -> list_of_yojson DocumentFilter.t_of_yojson t
       : Ppx_yojson_conv_lib.Yojson.Safe.t -> t)
 
   let _ = t_of_yojson
 
   let yojson_of_t =
-    (fun v ->
-       yojson_of_list
-         (function
-           | `String v0 ->
-             let v0 = yojson_of_string v0 in
-             `List [ `String "String"; v0 ]
-           | `DocumentFilter v0 ->
-             let v0 = DocumentFilter.yojson_of_t v0 in
-             `List [ `String "DocumentFilter"; v0 ])
-         v
+    (fun v -> yojson_of_list DocumentFilter.yojson_of_t v
       : t -> Ppx_yojson_conv_lib.Yojson.Safe.t)
 
   let _ = yojson_of_t

lsp/src/types.mli

@@ -839,7 +839,7 @@ module DocumentFilter : sig
 end
 
 module DocumentSelector : sig
-  type t = [ `String of string | `DocumentFilter of DocumentFilter.t ] list
+  type t = DocumentFilter.t list
 
   include Json.Jsonable.S with type t := t
 end

ocaml-lsp-server/src/document_store.ml

@@ -75,9 +75,8 @@ let register_request t uris =
           let id = code_action_id uri in
           let registerOptions =
             let documentSelector =
-              [ `DocumentFilter
-                  (`TextDocumentFilter
-                    (TextDocumentFilter.create ~pattern:(Uri.to_path uri) ()))
+              [ `TextDocumentFilter
+                  (TextDocumentFilter.create ~pattern:(Uri.to_path uri) ())
               ]
             in
             CodeActionRegistrationOptions.create

ocaml-lsp-server/src/ocaml_lsp_server.ml

@@ -288,9 +288,8 @@ let on_initialize server (ip : InitializeParams.t) =
                      let documentSelector =
                        [ "cram"; "dune"; "dune-project"; "dune-workspace" ]
                        |> List.map ~f:(fun language ->
-                              `DocumentFilter
-                                (`TextDocumentFilter
-                                  (TextDocumentFilter.create ~language ())))
+                              `TextDocumentFilter
+                                (TextDocumentFilter.create ~language ()))
                      in
                      TextDocumentRegistrationOptions.create ~documentSelector ()
                      |> TextDocumentRegistrationOptions.yojson_of_t