emacsPackages.lspce: rework

- detach Rust module to module.nix
- trivialBuild -> melpaBuild
- updateScript
- adopt (by AndersonTorres)

Co-authored-by: Lin Jian <me@linj.tech>

pkgs/applications/editors/emacs/elisp-packages/manual-packages/lspce/default.nix

@@ -1,65 +1,34 @@
-{ lib
-, emacs
-, f
-, fetchFromGitHub
-, markdown-mode
-, rustPlatform
-, trivialBuild
-, yasnippet
+{
+  lib,
+  callPackage,
+  f,
+  markdown-mode,
+  melpaBuild,
+  nix-update-script,
+  yasnippet,
 }:
 
 let
-  version = "1.0.0-unstable-2024-02-03";
-
-  src = fetchFromGitHub {
-    owner = "zbelial";
-    repo = "lspce";
-    rev = "543dcf0ea9e3ff5c142c4365d90b6ae8dc27bd15";
-    hash = "sha256-LZWRQOKkTjNo8jecBRholW9SHpiK0SWcV8yObojpvxo=";
-  };
-
-  meta = {
-    homepage = "https://github.com/zbelial/lspce";
-    description = "LSP Client for Emacs implemented as a module using rust";
-    license = lib.licenses.gpl3Only;
-    maintainers = [ ];
-    inherit (emacs.meta) platforms;
-  };
-
-  lspce-module = rustPlatform.buildRustPackage {
-    inherit version src meta;
-    pname = "lspce-module";
-
-    cargoHash = "sha256-W9rsi7o4KvyRoG/pqRKOBbJtUoSW549Sh8+OV9sLcxs=";
-
-    checkFlags = [
-      # flaky test
-      "--skip=msg::tests::serialize_request_with_null_params"
-    ];
-
-    postInstall = ''
-      mkdir -p $out/share/emacs/site-lisp
-      for f in $out/lib/*; do
-        mv $f $out/share/emacs/site-lisp/lspce-module.''${f##*.}
-      done
-      rmdir $out/lib
-    '';
-  };
+  lspce-module = callPackage ./module.nix { };
 in
-trivialBuild rec {
-  inherit version src meta;
+melpaBuild {
   pname = "lspce";
+  inherit (lspce-module) version src meta;
 
-  buildInputs = propagatedUserEnvPkgs;
-
-  propagatedUserEnvPkgs = [
+  packageRequires = [
     f
     markdown-mode
     yasnippet
-    lspce-module
   ];
 
+  # to compile lspce.el, it needs lspce-module.so
+  files = ''(:defaults "${lib.getLib lspce-module}/lib/lspce-module.*")'';
+
   passthru = {
     inherit lspce-module;
+    updateScript = nix-update-script {
+      attrPath = "emacsPackages.lspce.lspce-module";
+      extraArgs = [ "--version=branch" ];
+    };
   };
 }

pkgs/applications/editors/emacs/elisp-packages/manual-packages/lspce/module.nix

@@ -0,0 +1,40 @@
+{
+  lib,
+  fetchFromGitHub,
+  rustPlatform,
+}:
+
+rustPlatform.buildRustPackage {
+  pname = "lspce-module";
+  version = "1.1.0-unstable-2024-02-03";
+
+  src = fetchFromGitHub {
+    owner = "zbelial";
+    repo = "lspce";
+    rev = "543dcf0ea9e3ff5c142c4365d90b6ae8dc27bd15";
+    hash = "sha256-LZWRQOKkTjNo8jecBRholW9SHpiK0SWcV8yObojpvxo=";
+  };
+
+  cargoHash = "sha256-pjDh7epCjqVN+QMzOIwujJ2MmNYS08QcVy/2VxGZsb0=";
+
+  checkFlags = [
+    # flaky test
+    "--skip=msg::tests::serialize_request_with_null_params"
+  ];
+
+  # rename module without changing either suffix or location
+  # use for loop because there seems to be two modules on darwin systems
+  # https://github.com/zbelial/lspce/issues/7#issue-1783708570
+  postInstall = ''
+    for f in $out/lib/*; do
+      mv --verbose $f $out/lib/lspce-module.''${f##*.}
+    done
+  '';
+
+  meta = {
+    homepage = "https://github.com/zbelial/lspce";
+    description = "LSP Client for Emacs implemented as a module using Rust";
+    license = lib.licenses.gpl3Only;
+    maintainers = with lib.maintainers; [ AndersonTorres ];
+  };
+}