breinz · August 2, 2013 14:21
diff --git a/email_validation.rb b/email_validation.rb
 # config/initializers/email_validation.rb

 Rails.application.config.before_initialize do
  email_regex = /\A[\w+\-.]+@[a-z\d\-.]+\.[a-z]+\z/i
 end
diff --git a/user.rb b/user.rb
 # app/models/user.rb

 class User < ActiveRecord::Base
  attr_accessible :email
    
  validates :email, :format => { :with => email_regex }
 end
	# config/initializers/email_validation.rb

	Rails.application.config.before_initialize do
	email_regex = /\A[\w+\-.]+@[a-z\d\-.]+\.[a-z]+\z/i
	end
	# app/models/user.rb

	class User < ActiveRecord::Base
	attr_accessible :email

	validates :email, :format => { :with => email_regex }
	end