From: "David A. Black" <dblack@...>
Date: 2007-10-28T23:49:11+09:00
Subject: Re: Fluent programming in Ruby

Hi --

On Sun, 28 Oct 2007, Paul Brannan wrote:

> On Fri, Oct 26, 2007 at 02:01:17PM +0900, David Flanagan wrote:
>> With this change, code like this works:
>>
>> puts "hello"
>>      .upcase
>>      .reverse
>>      .slice(0)   #  => prints "O"
>
> Hmm, will this work with other binary operators too?
>
> str = "This"
>  + " is a"
>  + " test"
>
> verses how this is currently done:
>
> str = "This" \
>  + " is a " \
>  + " test"

How about:

   1
   .2

:-)

I suspect it's only for the dot. I don't know how it would handle, for
example:

   def meth(x)
     puts x
     -1
   end

> BTW, some people don't seem to like the fluent method chaning, but it's
> not terribly different from using the backslash:
>
> puts str \
>  .upcase
>
> except that the backslash works correctly in irb.

I think it's radically different, because the backslash is contained
in the first line -- so the fact that the line is continuing is
already denoted.


David

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