ruby method names

attr_writer :bar
attr_reader :baz
attr_accessor :foo

class SillySetter
  def initialize path=nil
    @path = path
  end

  def method_missing name,value=nil
    new_path = @path ? "#{@path}.#{name}" : name
    if name.to_s[-1] == ?=
      puts "setting #{new_path} #{value}"
    else
      return self.class.new(path=new_path)
    end
  end
end

s = SillySetter.new
s.foo = 5              # -> setting foo= 5
s.foo.bar.baz = 4      # -> setting foo.bar.baz= 4

def variable_name
 send 'variable.name'
end

def variable_name=(value)
 send 'variable.name=', value
end