[racket-dev] Release Announcement for v5.1.2

From: Sam Tobin-Hochstadt (samth at ccs.neu.edu)
Date: Mon Aug 1 11:57:06 EDT 2011

On Mon, Aug 1, 2011 at 11:48 AM, Eli Barzilay <eli at barzilay.org> wrote:

> * Simplified error messages in student languages, and use colors to
>  add visual information (see the teachpack manual for guidelines on
>  writing teachpacks).  (Is this the right place?  IIRC it moved.)

I don't believe the colors are implemented in the tree yet.

> * Sam, Vincent: TR news?  (Many new types from Eric Dobson?
>  Optimizer logs?)

Almost all core Racket data structures and operations now work with
Typed Racket (most of this work is due to prolific contributor Eric

sam th
samth at ccs.neu.edu

Posted on the dev mailing list.