Squeel bug report

squeelbug.rb

#encoding: utf-8

gem 'rails', '3.2.8'
gem 'squeel', '1.0.9'

require 'active_record'

require 'squeel'
require 'squeel/version'

puts "Active Record #{ActiveRecord::VERSION::STRING}"
puts "Squeel #{Squeel::VERSION}"

ActiveRecord::Base.establish_connection(
  :adapter  => 'sqlite3',
  :database => ':memory:'
)

ActiveRecord::Schema.define do
  create_table :agents, :force => true do |t|
  end

  create_table :products, :force => true do |t|
    t.belongs_to :agent

    t.timestamps
  end
end

class Agent < ActiveRecord::Base
  has_many :products
end

class Product < ActiveRecord::Base
  belongs_to :agent

  scope :today, lambda {
    where{ date(created_at) == Date.today }
  }
end

agent = Agent.create()
product = Product.create(:agent => agent)

puts agent.products.today.to_sql # Exception