Use rustaceanvim rather than defunct rust-tools

neovim/lazylock-0.10.json

@@ -155,9 +155,9 @@
     "branch": "master",
     "commit": "2d9b06177a975543726ce5c73fca176cedbffe9d"
   },
-  "rust-tools.nvim": {
+  "rustaceanvim": {
     "branch": "master",
-    "commit": "676187908a1ce35ffcd727c654ed68d851299d3e"
+    "commit": "e1f9464d9e1addeccb170eb7968471966965f5a3"
   },
   "sg.nvim": {
     "branch": "master",

neovim/lua/lazy_plugins.lua

@@ -340,8 +340,21 @@ return {
 
     -- Rust analyzer
     {
-        "https://github.com/simrat39/rust-tools.nvim",
+        "https://github.com/mrcjkb/rustaceanvim",
+        version = "^5",
+        -- Already loads on ft
+        lazy = false,
         ft = { "rust" },
+        init = function()
+            local lsp = require("plugins.lsp")
+            vim.g.rustaceanvim = {
+                server = {
+                    capabilities = lsp.merged_capabilities(),
+                    on_attach = lsp.get_default_attach(),
+                },
+            }
+        end,
+        enabled = vim.fn.has("nvim-0.10") == 1,
     },
 
     -- Better display of lsp diagnostics

neovim/lua/plugins/lsp.lua

@@ -36,7 +36,7 @@ function M.config_lsp_ui()
     end)
 end
 
-local function get_default_attach(override_capabilities)
+function M.get_default_attach(override_capabilities)
     return function(client, bufnr)
         -- Allow overriding capabilities to avoid duplicate lsps with capabilities
 
@@ -162,7 +162,7 @@ local function get_default_attach(override_capabilities)
     end
 end
 
-local function merged_capabilities()
+function M.merged_capabilities()
     -- Maybe update capabilities
     local capabilities = nil
     utils.try_require("cmp-nvim-lsp", function(cmp_nvim_lsp)
@@ -174,8 +174,8 @@ end
 
 function M.config_lsp()
     utils.try_require("lspconfig", function(lsp_config)
-        local capabilities = merged_capabilities()
-        local default_attach = get_default_attach()
+        local capabilities = M.merged_capabilities()
+        local default_attach = M.get_default_attach()
         local default_setup = { capabilities = capabilities, on_attach = default_attach }
 
         local maybe_setup = function(config, options)
@@ -205,22 +205,10 @@ function M.config_lsp()
         })
 
         -- Set up rust analyzer (preferred) or rls
-        -- TODO: Remove rls and all configuration for it when all machines are up to date
-        if vim.fn.executable("rust-analyzer") == 1 then
-            -- Prefer rust-tools, if present
-            utils.try_require("rust-tools", function(rust_tools)
-                rust_tools.setup({
-                    server = {
-                        capabilities = capabilities,
-                        on_attach = function(client, bufnr)
-                            default_attach(client, bufnr)
-                            -- TODO: override some bindings from rust-tools
-                            -- Eg. rust_tools.hover_actions.hover_actions or rt.code_action_group.code_action_group
-                        end,
-                    },
-                })
-            end, function()
-                lsp_config.rust_analyzer.setup({
+        -- NOTE: For version 0.10 or higher, rustaceanvim is initialized in ftconfig
+        -- Maybe all lsp configs should be set up as part of their ftconfig
+        if vim.fn.has("nvim-0.10") == 1 then
+            maybe_setup(lsp_config.rust_analyzer, {
                 capabilities = capabilities,
                 on_attach = default_attach,
                 settings = {
@@ -231,8 +219,6 @@ function M.config_lsp()
                     },
                 },
             })
-            end)
-        else
             maybe_setup(lsp_config.rls, default_setup)
         end