mischa

module ActiveSupport
  # Wrapping a string in this class gives you a prettier way to test
  # for equality. The value returned by <tt>Rails.env</tt> is wrapped
  # in a StringInquirer object so instead of calling this:
  #
  #   Rails.env == "production"
  #
  # you can call this:
  #
  #   Rails.env.production?

mischa

=> #<Momoro id: 5, name: nil, food: nil, created_at: "2008-12-09 07:38:34", updated_at: "2008-12-09 07:38:34">
>> m.food
=> "basil"
>> m.read_attribute(:food)
=> nil

mischa

>> m = Momoro.new
=> #<Momoro id: nil, name: nil, food: nil, created_at: nil, updated_at: nil>
>> m.food = "basil"
=> "basil"
>> m.food.basil?
method name = basil?
method_name.to_s[-1,1] = ?
self = basil
method_name.to_s[0..-2] = basil
=> true

mischa

class Momoro < ActiveRecord::Base
  def food
    ActiveSupport::StringInquirer.new(read_attribute(:food))
  end
end

mischa

# sweet!
>> m.food = "hi"
=> "hi"
>> m.food.hi?
=> true
>> m.food.apple?
=> false
>> m.food = "apple"
=> "apple"
>> m.food.apple?

mischa

class Momoro < ActiveRecord::Base
  def food
    ActiveSupport::StringInquirer.new("#{read_attribute(:food)}")
  end
end

mischa

   def env
      @_env ||= begin
        require 'active_support/string_inquirer'
        ActiveSupport::StringInquirer.new(RAILS_ENV)
      end
    end

mischa

if [child, parent, grandpa, president, food, ink].all{|e| e.valid?}
  ... #do stuff
end


>> %w{foo, bar, baz}.all?{|e| e.is_a?(String)}
=> true

>> ["foo", "bar", 1].all?{|e| e.is_a?(String)}
=> false

mischa

#(Thanks to Thomas Ritz, http://www.galaxy-ritz.de ,for the code.)

  namespace :doc do
    namespace :diagram do
      task :models do
        sh "railroad -i -l -a -m -M | dot -Tsvg | sed 's/font-size:14.00/font-size:11.00/g' > doc/models.svg"
      end
  
      task :controllers do
        sh "railroad -i -l -C | neato -Tsvg | sed 's/font-size:14.00/font-size:11.00/g' > doc/controllers.svg"

mischa

module FlashHelper
  
  def flashes
    {:partial => '/forms/flashes', :object => flash}
  end
  
  def flash_names
    [:notice, :error, :message, :success]
  end