irbrc compatible with Rails 3

irbrc

# ===========
# = Configs =
# ===========
 
%w[rubygems wirble pp].each do |gem|
  begin
    require gem
  rescue LoadError => err
    warn "Please do: gem install #{gem.sub(/\/.*/,'')}"
  end
end

Wirble.init
Wirble.colorize

# =======================
# = Convenience methods =
# =======================

alias q exit
alias e exit

# =========
# = Rails =
# =========

def r; reload! end

# print SQL to STDOUT
# Rails 2
if ENV.include?('RAILS_ENV')
  unless Object.const_defined?('RAILS_DEFAULT_LOGGER')
    require 'logger'
    Object.const_set('RAILS_DEFAULT_LOGGER', Logger.new(STDOUT))
  end
# Rails 3
elsif defined?(Rails)
  if Rails.logger
    Rails.logger = Logger.new(STDOUT)
    ActiveRecord::Base.logger = Rails.logger
  end
end