Minor fixes

lua/user/mason/mason-installer.lua

@@ -145,9 +145,14 @@ for _, server in pairs(servers) do
 
 		goto continue
 	end
+
+	local capabilities = vim.lsp.protocol.make_client_capabilities()
+	capabilities.offsetEncoding = { "utf-16" }
+
 	if server == "clangd" then
 		require("clangd_extensions").setup({
 			server = {
+				capabilities = capabilities,
 				-- options to pass to nvim-lspconfig
 				-- i.e. the arguments to require("lspconfig").clangd.setup({})
 			},

lua/user/mason/null-ls.lua

@@ -19,7 +19,7 @@ null_ls.setup({
 	sources = {
 		formatting.prettier.with({
 			extra_filetypes = { "toml" },
-			extra_args = { "--no-semi", "--single-quote", "--jsx-single-quote" },
+			extra_args = { "--no-semi", "--single-quote", "--jsx-single-quote", "--no-bracket-spacing" },
 		}),
 		formatting.autopep8,
 		formatting.stylua,
@@ -29,7 +29,7 @@ null_ls.setup({
 		diagnostics.cpplint,
 		diagnostics.luacheck,
 		diagnostics.pylint,
-		-- diagnostics.mypy,
+		diagnostics.mypy,
 		diagnostics.zsh,
 	},
 })