From: Simon Strandgaard <0bz63fz3m1qt3001@...>
Date: 2003-05-30T17:26:48+09:00
Subject: Re: Array.extend versus instance.extend

On Fri, 30 May 2003 11:41:21 +0900, dblac wrote:
> 
> Here's a modification of Guillaume's code that passes your tests:

I ran the test-suite on your code and it failed.  
I have adapted+adjusted the code so it now works properly :-)
 
module ArrayMisc
	def shift_until(klass)
		p = 0
		detect do |x| 
			if klass === x
				true
			else
				p += 1 
				false
			end
		end
		slice!(0, p)
	end
	def pop_until(klass)
		p = 0
		reverse.detect do |x| 
			if klass === x
				true
			else
				p += 1 
				false
			end
		end
		slice!(-p, p)
	end 
end



> ruby test_misc.rb

TestMisc#test_pop_until .
TestMisc#test_pop_until_non_existing_class .
TestMisc#test_pop_until_regex .
TestMisc#test_shift_until .
TestMisc#test_shift_until_non_existing_class .
TestMisc#test_shift_until_regex .
Time: 0.011196
OK (6/6 tests  12 asserts)
>


My earlier code says 'Time: 0.007166'.. so this 
is a *slower* solution.

--
Simon Strandgaard