google at mrabarnett.plus.com
Wed Jan 21 04:16:33 CET 2009
Terry Reedy wrote:
> Joe Strout wrote:
>> Aaron Brady wrote:
>>> I think it would be a good step if you could make some sensible
>>> interpretation of a typical statement without its parentheses.
>>> f "abc" 123
>>> f( "abc", 123 )
> How would you differentiate
> f 'abc' + 'def'
> f('abc') + 'def'
> f('abc' + 'def')
>> Such a language is possible -- take a look at REALbasic sometime. RB
>> certainly has its problems (mainly bugs), but the language syntax is
>> beautiful. To your point, parentheses are not required around any
>> method call that (1) has no return value, or (2) requires no
>> parameters. Example:
>> LogError "Walk has gotten too silly", CurrentTime
> LogError('walk', Time) # versus
> LogError('walk'), Time
> Perhaps RB does not have tuple literals.
Parentheses wouldn't be required if it's a procedure call (I'm not sure
about a function that's called as a procedure) or if there are no
parameters to pass. Thus:
f 'abc' + 'def'
f('abc' + 'def')
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