gistfile1.rb

class ProcMatcher
  attr_accessor :proc, :calls, :args
  def initialize(proc)
    @proc = proc
    @calls = []
    @args = []
  end
  
  def parse
    @calls = []
    @args = []
    num = @proc.arity
    new_args = []
    num.times{ new_args << self }
    @proc.call *new_args 
  end
  
  def method_missing(m,*args,&block)
    # any blocks inside of the proc body are ignored ... for now
    @calls << m
    @args << args
    self
  end
  
  def match(other_proc)
    other_matcher = new other_proc
    parse
    other_matcher.parse
    calls == other_matcher.calls && args == other_matcher.args
  end
  
end