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refactor the PGF.Expr type and the evaluation of abstract expressions

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krasimir
2009-05-20 21:03:56 +00:00
parent f9574dcf77
commit e5399f2d0e
32 changed files with 245 additions and 360 deletions
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6
src/GF/Command/Commands.hs
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@@ -600,11 +600,11 @@ allCommands cod env@(pgf, mos) = Map.fromList [
exec = \opts arg -> do
case arg of
[Fun id []] -> case Map.lookup id (funs (abstract pgf)) of
Just (ty,def) -> return $ fromString $
Just (ty,eqs) -> return $ fromString $
render (text "fun" <+> text (prCId id) <+> colon <+> ppType 0 ty $$
if def == EEq []
if null eqs
then empty
else text "def" <+> text (prCId id) <+> char '=' <+> ppExpr 0 def)
else text "def" <+> vcat [text (prCId id) <+> hsep (map (ppPatt 9) patts) <+> char '=' <+> ppExpr 0 res | Equ patts res <- eqs])
Nothing -> case Map.lookup id (cats (abstract pgf)) of
Just hyps -> do return $ fromString $
render (text "cat" <+> text (prCId id) <+> hsep (map ppHypo hyps) $$