comparison demo/tree.ur @ 1719:0bafdfae2ac7

Saving proper environments, to use in displaying nested error messages
author Adam Chlipala <adam@chlipala.net>
date Sat, 21 Apr 2012 14:57:00 -0400
parents d069b193ed6b
children
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1718:dd12d6d9e9a7 1719:0bafdfae2ac7