krasimir
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2c86af2865
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typo in PGF.Expr
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2009-09-18 12:05:32 +00:00 |
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krasimir
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49ca46d958
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bugfix in the ai command
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2009-09-17 13:14:04 +00:00 |
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krasimir
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509d0cf8d8
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added wrapper functions for expression manipulations in PGF. The Haskell API now uses the wrappers
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2009-09-11 14:42:45 +00:00 |
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krasimir
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1cdf171251
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polish the PGF API and make Expr and Type abstract types. Tree is a type synonym of Expr
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2009-09-11 13:45:34 +00:00 |
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krasimir
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28a7c4b5c7
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now the datatype Tree is only internal. All API functions are working with Expr directly. Commands gt, gr, p and rf filter out the output via the typechecker
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2009-09-08 08:40:28 +00:00 |
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krasimir
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b97d6abb81
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hopefully complete and correct typechecker in PGF
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2009-09-06 20:31:52 +00:00 |
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krasimir
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bb3040e2c4
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bugfix in PGF.Expr.apply
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2009-07-05 16:07:34 +00:00 |
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krasimir
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3394c171ed
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PGF.Expr.eval now returns suspension when a meta variable is encountered
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2009-07-05 15:34:16 +00:00 |
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krasimir
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b8776e6e28
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fix the current PGF typechecker
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2009-06-19 12:03:18 +00:00 |
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krasimir
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6220ebd383
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bugfix: restore the check for bound variables in expr2tree
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2009-06-19 06:37:24 +00:00 |
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krasimir
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e5c8636a5f
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now in the command shell the primary type in the pipe is Expr not Tree. This makes the pt -compute and pt -typecheck more interesting
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2009-05-23 21:33:52 +00:00 |
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krasimir
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41b263cf6a
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some work on evaluation with abstract expressions in PGF
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2009-05-22 18:54:51 +00:00 |
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krasimir
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7db4b641ce
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refactor the PGF.Expr type and the evaluation of abstract expressions
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2009-05-20 21:03:56 +00:00 |
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aarne
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241e13247d
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metavariables made unique in type checking
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2009-01-30 16:52:38 +00:00 |
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krasimir
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f8331e5b4b
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define Read and Show instances for Expr and Tree
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2008-10-28 12:22:34 +00:00 |
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bjorn
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d41616dd6a
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Added Read and Show instances for CId. Also added readCId :: String -> Maybe CId, and use that for readLanguage.
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2008-10-20 11:59:31 +00:00 |
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bjorn
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2174690c5e
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Added Read and Show instances for Type. This required moving some code around.
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2008-10-20 11:36:17 +00:00 |
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krasimir
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abe8da32fd
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add parser and pretty printer for types
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2008-10-20 07:52:14 +00:00 |
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aarne
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e4dc63f665
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rudimentary abstract syntax type checker and solver in PGF
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2008-10-14 14:34:08 +00:00 |
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aarne
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e9e80fc389
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changed names of resource-1.3; added a note on homepage on release
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2008-06-25 16:54:35 +00:00 |
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