fix: update rust-tools to make it play nice with ra

flake.lock

@@ -128,7 +128,24 @@
         "home-manager": "home-manager",
         "impermanence": "impermanence",
         "nixpkgs": "nixpkgs",
-        "nur": "nur"
+        "nur": "nur",
+        "rust-tools-nvim": "rust-tools-nvim"
+      }
+    },
+    "rust-tools-nvim": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1673136837,
+        "narHash": "sha256-+/kK6MU2EiSBFbfqQJwLkJICXZpf8oiShbcvsls3V8A=",
+        "owner": "simrat39",
+        "repo": "rust-tools.nvim",
+        "rev": "df584e84393ef255f5b8cbd709677d6a3a5bf42f",
+        "type": "github"
+      },
+      "original": {
+        "owner": "simrat39",
+        "repo": "rust-tools.nvim",
+        "type": "github"
       }
     },
     "utils": {

flake.nix

@@ -23,6 +23,12 @@
       url = "github:nix-community/home-manager/release-22.11";
       inputs.nixpkgs.follows = "nixpkgs";
     };
+
+    # work around for nixpkgs version being too old
+    rust-tools-nvim = {
+      url = "github:simrat39/rust-tools.nvim";
+      flake = false;
+    };
   };
 
   outputs = {nixpkgs, ...} @ args: {

programs/nvim.nix

@@ -23,6 +23,7 @@
         plugins = buildPlugins [
           "cmp-conventionalcommits"
           "cmp-git"
+          "rust-tools-nvim"
         ];
       in
         with pkgs.vimPlugins;