push sheeet

pkgs/development/ocaml-modules/ocaml-lsp/lsp.nix

@@ -0,0 +1,146 @@
+{
+  buildDunePackage,
+  lib,
+  cppo,
+  stdlib-shims,
+  ppx_yojson_conv_lib,
+  ocaml-syntax-shims,
+  jsonrpc,
+  omd,
+  octavius,
+  dune-build-info,
+  dune-rpc,
+  uutf,
+  dyn,
+  re,
+  stdune,
+  chrome-trace,
+  csexp,
+  result,
+  pp,
+  cmdliner,
+  ordering,
+  ocamlformat-rpc-lib,
+  ocaml,
+  version ?
+    if lib.versionAtLeast ocaml.version "5.3" then
+      "1.23.1"
+    else if lib.versionAtLeast ocaml.version "5.2" then
+      "1.21.0"
+    else if lib.versionAtLeast ocaml.version "4.14" then
+      "1.18.0"
+    else if lib.versionAtLeast ocaml.version "4.13" then
+      "1.10.5"
+    else if lib.versionAtLeast ocaml.version "4.12" then
+      "1.9.0"
+    else
+      "1.4.1",
+}:
+
+let
+  jsonrpc_v = jsonrpc.override {
+    inherit version;
+  };
+in
+buildDunePackage rec {
+  pname = "lsp";
+  inherit (jsonrpc_v) version src;
+  minimalOCamlVersion = if lib.versionAtLeast version "1.7.0" then "4.12" else "4.06";
+
+  # unvendor some (not all) dependencies.
+  # They are vendored by upstream only because it is then easier to install
+  # ocaml-lsp without messing with your opam switch, but nix should prevent
+  # this type of problems without resorting to vendoring.
+  preBuild = lib.optionalString (lib.versionOlder version "1.10.4") ''
+    rm -r ocaml-lsp-server/vendor/{octavius,uutf,omd,cmdliner}
+  '';
+
+  buildInputs =
+    if lib.versionAtLeast version "1.12.0" then
+      [
+        pp
+        re
+        ppx_yojson_conv_lib
+        octavius
+        dune-build-info
+        dune-rpc
+        omd
+        cmdliner
+        ocamlformat-rpc-lib
+        dyn
+        stdune
+        chrome-trace
+      ]
+    else if lib.versionAtLeast version "1.10.0" then
+      [
+        pp
+        re
+        ppx_yojson_conv_lib
+        octavius
+        dune-build-info
+        dune-rpc
+        omd
+        cmdliner
+        ocamlformat-rpc-lib
+        dyn
+        stdune
+      ]
+    else if lib.versionAtLeast version "1.7.0" then
+      [
+        re
+        octavius
+        dune-build-info
+        omd
+        cmdliner
+        ocamlformat-rpc-lib
+      ]
+    else
+      [
+        ppx_yojson_conv_lib
+        ocaml-syntax-shims
+        octavius
+        dune-build-info
+        omd
+        cmdliner
+      ];
+
+  nativeBuildInputs = lib.optional (lib.versionOlder version "1.7.0") cppo;
+
+  propagatedBuildInputs =
+    if lib.versionAtLeast version "1.14.0" then
+      [
+        jsonrpc
+        ppx_yojson_conv_lib
+        uutf
+      ]
+    else if lib.versionAtLeast version "1.10.0" then
+      [
+        dyn
+        jsonrpc
+        ordering
+        ppx_yojson_conv_lib
+        stdune
+        uutf
+      ]
+    else if lib.versionAtLeast version "1.7.0" then
+      [
+        csexp
+        jsonrpc
+        (pp.override { version = "1.2.0"; })
+        ppx_yojson_conv_lib
+        result
+        uutf
+      ]
+    else
+      [
+        csexp
+        jsonrpc
+        ppx_yojson_conv_lib
+        stdlib-shims
+        uutf
+      ];
+
+  meta = jsonrpc.meta // {
+    description = "LSP protocol implementation in OCaml";
+  };
+}