Re: [racket-dev] Interactive Stepping

2012-02-21 Thread Stephen Bloch
On Feb 21, 2012, at 5:00 PM, John Clements wrote: > Perhaps the simplest would be to read in the student program, stick the > current expression on the end of it, and run the stepper. Perhaps it's just > because I'm the implementer, but this seems error-prone. Perhaps the right > thing wou

Re: [racket-dev] Interactive Stepping

2012-02-21 Thread John Clements
On Feb 21, 2012, at 1:44 PM, Stephen Bloch wrote: > The latest student query on "users@racket-lang" comes from a student who > typed an expression at the prompt and hit "Step" to single-step its > evaluation. Which is a reasonable thing to do, and one I've wished for years > were possible. H

[racket-dev] Interactive Stepping

2012-02-21 Thread Stephen Bloch
The latest student query on "users@racket-lang" comes from a student who typed an expression at the prompt and hit "Step" to single-step its evaluation. Which is a reasonable thing to do, and one I've wished for years were possible. How difficult would it be? A related wish-list item: I'd lik