From: Jorrel <jorrel@...>
Date: 2008-11-27T16:35:54+09:00
Subject: Re: unexpected error in time difference

If you place parentheses it's much clearer:

Time.now().-(1)
vs
Time.now(-1)  # wrong num of args

On Thu, Nov 27, 2008 at 3:29 PM, Heesob Park <phasis@gmail.com> wrote:
> Hi,
>
> I found some unexpected errors in time difference test.
> Is this a bug or feature?
>
> irb(main):001:0> Time.now-1
> => Thu Nov 27 16:19:35 +0900 2008
> irb(main):002:0> Time.now -1
> ArgumentError: wrong number of arguments (1 for 0)
>        from (irb):2:in `initialize'
>        from (irb):2:in `now'
>        from (irb):2
> irb(main):003:0> Time.now - 1
> => Thu Nov 27 16:19:40 +0900 2008
> irb(main):004:0> t = Time.now
> => Thu Nov 27 16:19:48 +0900 2008
> irb(main):005:0> Time.now-t
> => 7.250976
> irb(main):006:0> Time.now -t
> NoMethodError: undefined method `-@' for Thu Nov 27 16:19:48 +0900 2008:Time
>        from (irb):6
>        from :0
> irb(main):007:0> Time.now - t
> => 11.539909
>
> Regards,
>
> Park Heesob
>
>



-- 
jorrel