Re: call/cc

[Dorai Sitaram <address@hidden>]

Joe Marshall writes
>
> I don't find the excess noise that distracting in Scheme, but I really
> wish there was a truly concise syntax for lambda expressions,
> especially if they are to be used for CPS.  In other languages (such
> as Java), the amount of excess noise is horrendous.


:-> could be a particularly happy replacement for
lambda.  

It is a prefix version of the f : A -> B
notation familiar from mathematics.

Example:

(:-> (x) x)

is the identity function, which can also 
be written as

(:-> (<-:) <-:)

--d