vim: add ultisnips as cmp source, cleanup

home/vimrc.lua

@@ -123,6 +123,7 @@ cmp.setup({
 		{ name = 'nvim_lsp' },
 		{ name = 'buffer' },
 		{ name = 'path' },
+		{ name = 'ultisnips' },
 	}),
 	mapping = {
 		["<Tab>"] = cmp.mapping({
@@ -175,25 +176,8 @@ cmp.setup({
 
 local servers = { 'pyright', 'rust_analyzer', 'ccls', 'lua_ls', 'nixd', 'texlab', 'verible' }
 local capabilities = require('cmp_nvim_lsp').default_capabilities()
-local on_attach = function(bufnr)
-	vim.api.nvim_create_autocmd("CursorHold", {
-		buffer = bufnr,
-		callback = function()
-			local opts = {
-				focusable = false,
-				close_events = { "BufLeave", "CursorMoved", "InsertEnter", "FocusLost" },
-				border = "rounded",
-				source = "always",
-				prefix = " ",
-				scope = "line",
-			}
-			vim.diagnostic.open_float(nil, opts)
-		end,
-	})
-end
 for _, lsp in pairs(servers) do
 	require('lspconfig')[lsp].setup {
-		on_attach = on_attach(),
 		capabilities = capabilities
 	}
 end