add settings to rust-analyzer

procMacro specifically

lua/lang.lua

@@ -79,11 +79,34 @@ capabilities.textDocument.codeAction = {
 capabilities.textDocument.completion.completionItem.snippetSupport = true;
 
 -- LSPs
-local servers = {"pylsp", "rust_analyzer", "vimls", "ocamllsp"}
+local servers = {"pylsp", "vimls", "ocamllsp"}
 for _, lsp in ipairs(servers) do
     nvim_lsp[lsp].setup {capabilities = capabilities, on_attach = on_attach}
 end
 
+nvim_lsp.rust_analyzer.setup({
+    on_attach = on_attach,
+    capabilities = capabilities,
+    settings = {
+        ["rust-analyzer"] = {
+            imports = {
+                granularity = {
+                    group = "module",
+                },
+                prefix = "self",
+            },
+            cargo = {
+                buildScripts = {
+                    enable = true,
+                },
+            },
+            procMacro = {
+                enable = true
+            },
+        }
+    }
+})
+
 -- symbols-outline.nvim
 vim.g.symbols_outline = {
     highlight_hovered_item = true,