chezmoi: reorganise repo

home/dot_config/nvim/lsp/rust_analyzer.lua

@@ -0,0 +1,33 @@
+-- Rust
+--[[ Installation
+rustup component add rust-src
+--]]
+return {
+  cmd = { "rust-analyzer" },
+  filetypes = { "rust" },
+  root_dir = function(bufnr, cb)
+    local root = vim.fs.root(bufnr, { "Cargo.toml" })
+    if root then
+      vim.system({ "cargo", "metadata", "--no-depts", "--format-version", "1" }, { cwd = root }, function(obj)
+        if obj.code ~= 0 then
+          cb(root)
+        else
+          local success, result = pcall(vim.json.decode, obj.stdout)
+          if success and result.workspace_root then
+            cb(result.workspace_root)
+          else
+            cb(root)
+          end
+        end
+      end)
+    else
+      cb(vim.fs.root(bufnr, { "rust-project.json", ".git" }))
+    end
+  end,
+  before_init = function(init_params, config)
+    -- See https://github.com/rust-lang/rust-analyzer/blob/eb5da56d839ae0a9e9f50774fa3eb78eb0964550/docs/dev/lsp-extensions.md?plain=1#L26
+    if config.settings and config.settings["rust-analyzer"] then
+      init_params.initializationOptions = config.settings["rust-analyzer"]
+    end
+  end,
+}