David Young dcyoung-dev

What's new in Rails 8

New features and how we can use them in existing applications

	import {Controller} from "@hotwired/stimulus"
	import {debounce} from "lodash/function";

	// Connects to data-controller="auto-save"
	export default class extends Controller {
	initialize() {
	this.autosave = debounce(this.autosave, 200).bind(this)
	}

	autosave(event) {

	def active_link_to(name = nil, options = nil, **html_options, &block)
	options = block_given? ? name : options

	if current_page?(options)
	html_options[:class] = class_names(html_options[:class], :active)
	html_options[:aria] = html_options.fetch(:aria, {}).merge(current: :page)
	end

	if block_given?
	link_to options, html_options, &block

	module TurboFrameHelpers
	def turbo_frame_id(*ids)
	ids.map { \|id\| id.respond_to?(:to_key) ? ActionView::RecordIdentifier.dom_id(id) : id }.join("_")
	end
	end

	RSpec.configure do \|config\|
	config.include TurboFrameHelpers
	end

	# Stop Google's FLoc https://andycroll.com/ruby/opt-out-of-google-floc-tracking-on-netlify
	[[headers]]
	for = "/*"
	[headers.values]
	Permissions-Policy = "interest-cohort=()"

	<script>
	// Declaring a new jQuery function
	(function ($) {
	$.fn.newSuperCoolFunction = function () {
	return this.each(function (_, selector) {
	var elements = $(selector)

	elements.each(function (_, elementSelector) {
	var element = $(elementSelector);
	element.addClass('super-cool')

	web: bundle exec rails server
	worker: bundle exec sidekiq
	webpack: bundle exec bin/webpack-dev-server

	# FizzBuzz

	def add_trigger_word(number, factor, output_array, word)
	output_array << word if number % factor == 0
	output_array
	end

	word_map = {
	3 => "Fizz",
	5 => "Buzz",

	ruby 3.0.1
	nodejs 16.0.0