brafales/emoji-validator

# frozen_string_literal: true

# rubocop:disable Style/AsciiComments
module Emoji
  module Validator
    # Validates all <tt>string</tt> and <tt>text</tt> attributes
    # of an <tt>ActiveRecord::Base</tt> class
    # Include it in your model to automatically apply the validation
    #
    #   class Person < ActiveRecord::Base
    #     include Emoji::Validator::NoEmojiAnywhereValidator
    #   end
    #
    #   person = Person.new(first_name: "😃", last_name: "😃")
    #   person.valid? #false
    #   person.errors.count #2
    #
    module NoEmojiAnywhereValidator
      def self.included(base)
        base.class_eval do
          columns_hash.each do |k, v|
            next unless %i[string text].include?(v.type)

            validates k, no_emoji: true
          end
        end
      end
    end
  end
end
# rubocop:enable Style/AsciiComments