[plt-scheme] Contract Error Message

From: David Van Horn (dvanhorn at ccs.neu.edu)
Date: Mon Jul 20 14:40:34 EDT 2009

Carl Eastlund wrote:
> What you wrote was a perfectly acceptable contract that functioned
> perfectly, except that it wasn't the one you meant it to be.  What
> alternate behavior would you propose?

Actually, Paulo broke the contract on or/c, so this could have a better 
error message without changes to the contract language.

David


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