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Diffstat (limited to 'src/runtime/haskell/PGF/Printer.hs')
-rw-r--r--src/runtime/haskell/PGF/Printer.hs8
1 files changed, 5 insertions, 3 deletions
diff --git a/src/runtime/haskell/PGF/Printer.hs b/src/runtime/haskell/PGF/Printer.hs
index c0529b116..9385e81c4 100644
--- a/src/runtime/haskell/PGF/Printer.hs
+++ b/src/runtime/haskell/PGF/Printer.hs
@@ -89,10 +89,12 @@ ppPrintName (id,name) =
ppSymbol (SymCat d r) = char '<' <> int d <> comma <> int r <> char '>'
ppSymbol (SymLit d r) = char '{' <> int d <> comma <> int r <> char '}'
ppSymbol (SymVar d r) = char '<' <> int d <> comma <> char '$' <> int r <> char '>'
-ppSymbol (SymKS ts) = ppStrs ts
-ppSymbol (SymKP ts alts) = text "pre" <+> braces (hsep (punctuate semi (ppStrs ts : map ppAlt alts)))
+ppSymbol (SymKS t) = doubleQuotes (text t)
+ppSymbol SymNE = text "nonExist"
+ppSymbol SymBIND = text "BIND"
+ppSymbol (SymKP syms alts) = text "pre" <+> braces (hsep (punctuate semi (hsep (map ppSymbol syms) : map ppAlt alts)))
-ppAlt (Alt ts ps) = ppStrs ts <+> char '/' <+> hsep (map (doubleQuotes . text) ps)
+ppAlt (syms,ps) = hsep (map ppSymbol syms) <+> char '/' <+> hsep (map (doubleQuotes . text) ps)
ppStrs ss = doubleQuotes (hsep (map text ss))