carlosramireziii

require "rspec/expectations"

RSpec::Matchers.define :allow_content_type do |*content_types|
  match do |record| 
    matcher.matches?(record, content_types)
  end

  chain :for do |attr_name|
    matcher.for(attr_name)
  end

carlosramireziii

class AttachedValidator < ActiveModel::EachValidator
  def validate_each(record, attribute, value)
    record.errors.add(attribute, :attached, options) unless value.attached?
  end
end

nicolas-brousse

$('form .input.array').each(function() {
  var $wrapper = $('.array-inputs', this);
  var $insertArea = $(".array-input button[data-action=add]").closest(".array-input");
  $(".array-input button[data-action=add]", $(this)).click(function(e) {
    $('.array-input:first-child', $wrapper).clone(true).insertBefore($insertArea).find('input').val('').focus();
  });
  $('.array-input button[data-action=remove]', $wrapper).click(function() {
    if ($('.array-input', $wrapper).length > 2) {
      $(this).parent('.array-input').remove();
    }

Lukom

# app/admin/email_previews.rb
ActiveAdmin.register_page 'Email Previews' do
  menu parent: 'dashboard', priority: 10

  content do
    div '1'
  end

  sidebar 'Mail Previews' do
    Dir['test/mailers/previews/**/*_preview.rb'].each do |preview_path|

ondrejbartas

How to setup Cypress on Rails apps

You need to update circle.yml:

machine:
  node: # add node dependency
    version:
      7.4

environment: