complete refactor with kickstart.nvim

.config/nvim/lua/rahcodes/null-ls/rubocop.lua

@@ -0,0 +1,27 @@
+local h = require("null-ls.helpers")
+local methods = require("null-ls.methods")
+
+local FORMATTING = methods.internal.FORMATTING
+
+return h.make_builtin({
+	name = "rubocop",
+	meta = {
+		url = "https://github.com/rubocop/rubocop",
+		description = "Ruby static code analyzer and formatter, based on the community Ruby style guide.",
+	},
+	method = FORMATTING,
+	filetypes = { "ruby" },
+	generator_opts = {
+		command = "rubocop",
+		args = {
+			"--auto-correct",
+			"-f",
+			"quiet",
+			"--stdin",
+			"$FILENAME",
+		},
+		to_stdin = true,
+		--		from_stderr = true,
+	},
+	factory = h.formatter_factory,
+})