optional (), what is done elsewhere

[Ary Borenszweig]

On 2/4/13 2:10 PM, "Jérôme M. Berger" wrote:
> deadalnix wrote:
>> 1/ Ruby.
>>
>> In Ruby, method are called without (). This is not ambiguous as
>> fields are always private.
>>
> 	Note that in Ruby, this line:
>
> foo(1, 2)
>
> 	Means something different than:
>
> foo (1, 2)
>
> 	That may not be ambiguous for the computer, but it sure is for the
> programmer....
>
> 		Jerome
>

irb(main):001:0> foo (1, 2)
SyntaxError: (irb):1: syntax error, unexpected ',', expecting ')'
foo (1, 2)
        ^

Not ambiguous at all, it's a syntax error because (a, b) is not a valid 
expression.

Ruby is... perfect :-P