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MyASPN >> Mail Archive >> perl6-language
perl6-language
Re: Ignoring parameters
by Damian Conway other posts by this author
Jun 17 2005 5:33PM messages near this date
Re: Ignoring parameters | Re: Ignoring parameters
Abhijit Mahabal asked:

>  Er, is it true that methods don't topicalize the invocant nowadays?

If it's not true, it darn well ought to be!


>  I had thought that they do and one needs the ./ to still talk about the 
>  invocant if some inner loop stole the $_, and until such stealing occurs 
>  .foo() and ./foo() are the same...

I think that would be a really bad idea. It's a gilt-edged invitation for 
errors to creep in as calls to .meth() silently change semantics when code is 
refactored.

The whole point of ./ is to have one unambiguous way of calling methods on an 
implicit invocant. I'm arguing that that one umambiguous way should be the 
*only* way. Having an unambiguous way *and* an ambiguous way seems like poor 
design.

Damian
Thread:
Gaal Yahas
Luke Palmer
John Siracusa
Damian Conway
John Siracusa
David Storrs
Matthew Zimmerman
Juerd
Matthew Zimmerman
Damian Conway
David Storrs
Juerd
Kurt
Jonathan Scott Duff
Juerd
Juerd
Kurt
Juerd
John Siracusa
John Siracusa
Adam Kennedy
Juerd
John Siracusa
Adam Kennedy
John Siracusa
Darren Duncan
John Siracusa
Juerd
Juerd
Darren Duncan
John Siracusa
John Siracusa
John Siracusa
Damian Conway
Abhijit Mahabal
Damian Conway
Patrick R. Michaud
John Siracusa
Larry Wall
Gaal Yahas
Damian Conway
Patrick R. Michaud
Damian Conway
Patrick R. Michaud
Larry Wall
Patrick R. Michaud
"TSa (Thomas Sandlaß)"
Larry Wall

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