7 Commits

Author	SHA1	Message	Date
krasimir	5d2b204246	refactor PGF.Expr and PGF.TypeCheck so that the evaluator always has access to the meta store	2010-02-22 15:50:41 +00:00
krasimir	c93e406997	add Show instance and remove the Eq and Ord instances for PGF.Expr.Equation and PGF.Expr.Patt	2010-01-31 14:45:44 +00:00
krasimir	9e547710f5	bugfix in the PGF typechecker and more test cases	2010-01-29 21:10:14 +00:00
krasimir	3685595ece	cleanup the code of the PGF interpreter and polish the binary serialization to match the preliminary specification	2010-01-27 09:39:14 +00:00
krasimir	e0dda5b65a	allow metavariables with indices i.e. ?0, ?1, etc in the abstract syntax parser in PGF	2010-01-15 21:23:37 +00:00
krasimir	a04cbcfb63	now the abstract syntax in PGF allows the same syntax for integers, floats and strings as in Haskell. This includes negative integers and exponents in the floats	2010-01-15 21:13:46 +00:00
krasimir	c92f9d1c0c	reorganize the directories under src, and rescue the JavaScript interpreter from deprecated	2009-12-13 18:50:29 +00:00