[Hat] Fw: another wish for Hat

[Thomas Davie]

On 16 Oct 2008, at 16:17, Malcolm Wallace wrote:

> Anthony's original message, containing his wish list for Hat:
>
> 	"A technical document defining the format of Hat traces, so
> 	 that implementors of Haskell can add native support for Hat
> 	 to their respective systems."
>
> 	It also solves the problems of:
>
> 		* maintaining and distributing a separate
> 		  tracing version of the Haskell codebase;
>
> 		* maintaining a separate Haskell source-source
> 		  transformer and front-end.
>
> 	Some extra benefits:
>
> 		* Traces coming from Haskell implementations
> 		  would be from well-typed programs;
>
> 		* The somewhat-invasive nature of Hat on a Haskell
> 		  codebase could be considered a deterrent to its
> 		  widespread use; this would no longer be the case.
>
>
> 	I understand that native support for Hat will be part of yhc;
> 	this would be a good opportunity for "Hat insiders" to put
> 	together such a document - the implemetation in yhc could
> 	then be used to vaildate it.

FYI, My thesis (just submitted) has a decent sized section on this in  
it.  Whether it passes and makes it to general publication is ofc  
another matter.

Bob