From: "David A. Black" <dblack@...>
Date: 2009-10-02T09:37:55+09:00
Subject: Re: how do you do this

Hi --

On Fri, 2 Oct 2009, Tony Arcieri wrote:

> On Thu, Oct 1, 2009 at 6:38 AM, Paul Smith <paul@pollyandpaul.co.uk> wrote:
>
>>
>> Must.... master..... inject.....
>>
>
> I think it's much more readable to build hashes with something like:
>
> h = {}
> blah.each do |v|
>  h[...] = ...
> end
>
> than:
>
> blah.inject({}) do |h, v|
>  h[...] = ...
>  h
> end

I agree, and I think that's it's nice that 1.9 provides
Enumerator#with_object, which lets you avoid that explicit feeding of
the accumulator back into the loop.


David

-- 
David A. Black, Director
Ruby Power and Light, LLC (http://www.rubypal.com)
Ruby/Rails training, consulting, mentoring, code review
Book: The Well-Grounded Rubyist (http://www.manning.com/black2)