From: Paul Sanchez <paul@...>
Date: 2005-12-09T10:42:37+09:00
Subject: Re: do/end vs braces

In article <200512082012.03896.slitt@earthlink.net>,
 Steve Litt <slitt@earthlink.net> wrote:

> On Thursday 08 December 2005 06:06 pm, Jacob Fugal wrote:
> > On 12/8/05, Steve Litt <slitt@earthlink.net> wrote:
> > > Except I can't put in the parentheses:
> > >
> > > #!/usr/bin/ruby
> > > my_array = ["alpha", "beta", "gamma"]
> > > puts (my_array.collect do
> > >
> > >         |word|
> > >
> > >         word.capitalize
> > > end)
> > >
> > > Output:
> > > [slitt@mydesk slitt]$ ./test.rb
> > > ./test.rb:3: syntax error
> > > ./test.rb:6: syntax error
> >
> > Take out the space between puts and the open paren:
> 
> Confirmed! Thanks Jacob. This is the first time I've seen Ruby conflict with 
> the Rule of Least Surprise (http://www.faqs.org/docs/artu/ch11s01.html).
> 
> Is there any chance of a Ruby change so as not to require the paren to be 
> flush up against the function name?

Interestingly, it worked for me with a space or without the parens when 
I did the puts as a one-liner:

puts my_array.collect {|word| word.capitalize}

or

puts (my_array.collect {|word| word.capitalize})

--paul