module Autoloading

# File lib/autoloading.rb, line 37
def autoload_without_namespacing(*dirnames)
  @autoload_without_namespacing ||= []
  @autoload_without_namespacing.concat(Array(dirnames).flatten)
end

# File lib/autoloading.rb, line 4
def const_missing(cname)
  prefix = underscore(self.name.to_s)
  filename = underscore(cname.to_s)
  path = "#{prefix}/#{filename}"
  begin
    require path
    return const_get(cname)
  rescue LoadError
    tried_requires = [path]
    (@autoload_without_namespacing || []).each do |dirname|
      path = "#{prefix}/#{dirname}/#{filename}"
      tried_requires << path
      begin
        require path
        return const_get(cname)
      rescue LoadError
      end
    end
    super
  end
end

# File lib/autoloading.rb, line 28
def underscore(camel_cased_word)
  word = camel_cased_word.to_s.gsub('::', '/')
  word.gsub!(/([A-Z\d]+)([A-Z][a-z])/,'\1_\2')
  word.gsub!(/([a-z\d])([A-Z])/,'\1_\2')
  word.tr!("-", "_")
  word.downcase!
  word
end