Re: Roles and IO?

On Thu, Dec 11, 2008 at 8:16 PM, Leon Timmermans wrote: > What I propose is using role composition for *everything*. Most > importantly that includes the roles Readable and Writable, but also > things like Seekable, Mapable, Pollable, Statable, Ownable, Buffered > (does Readable), Socket, Accepta

Re: Roles and IO?

On 2008 Dec 11, at 20:16, Leon Timmermans wrote: One main problem with filehandles is that are rather diverse. The only operation that all of them have in common is close. Reading versus Be glad Xenix is dead. There were filehandles which didn't even support close() (they were actually handl

Re: Roles and IO?

Leon Timmermans wrote: > What I propose is using role composition for *everything*. Most > importantly that includes the roles Readable and Writable, but also > things like Seekable, Mapable, Pollable, Statable, Ownable, Buffered > (does Readable), Socket, Acceptable (does Pollable), and more. > >

Roles and IO?

Hi all, I've been thinking about how the IO interface should be organized in perl6. It seems that part of S16 has received little attention so far. One main problem with filehandles is that are rather diverse. The only operation that all of them have in common is close. Reading versus writing is

Re: Smooth numeric upgrades?

HaloO, Darren Duncan wrote: Michael G Schwern wrote: TSa (Thomas Sandlaß) wrote: I want to stress this last point. We have the three types Int, Rat and Num. What exactly is the purpose of Num? The IEEE formats will be handled by num64 and the like. Is it just there for holding properties? Or d

Re: What does a Pair numify to?

HaloO, Carl Mäsak wrote: Pugs and Elf currently numify a Pair object to 2, and Rakudo currently dies of despair. My guess is that the semantics of Pugs and Elf falls out naturally form a pair being treated as a list of two elements, or something. The question still deserves to be raised whether

What does a Pair numify to?

Pugs and Elf currently numify a Pair object to 2, and Rakudo currently dies of despair. My guess is that the semantics of Pugs and Elf falls out naturally form a pair being treated as a list of two elements, or something. The question still deserves to be raised whether always-2 is a good semantic