mkSuperDictSelOcc, mkDFunOcc, mkForeignExportOcc,
mkDictOcc, mkIPOcc, mkWorkerOcc, mkMethodOcc, mkDefaultMethodOcc,
mkDerivedTyConOcc, mkClassTyConOcc, mkClassDataConOcc, mkSpecOcc,
- mkGenOcc1, mkGenOcc2,
+ mkGenOcc1, mkGenOcc2, mkLocalOcc,
isTvOcc, isTcOcc, isDataOcc, isDataSymOcc, isSymOcc, isValOcc,
import Char ( isDigit, isUpper, isLower, ISALPHANUM, ord, chr, digitToInt )
import Util ( thenCmp )
+import Unique ( Unique )
import FiniteMap ( FiniteMap, emptyFM, lookupFM, addToFM, elemFM )
import Outputable
import GlaExts
mk_deriv :: NameSpace
-> String -- Distinguishes one sort of derived name from another
-> EncodedString -- Must be already encoded!! We don't want to encode it a
- -- second time because encoding isn't itempotent
+ -- second time because encoding isn't idempotent
-> OccName
mk_deriv occ_sp sys_prefix str = mkSysOcc occ_sp (encode sys_prefix ++ str)
:: OccName -> OccName
-- These derived variables have a prefix that no Haskell value could have
-mkWorkerOcc = mk_simple_deriv varName "$w"
-mkDefaultMethodOcc = mk_simple_deriv varName "$dm"
-mkDerivedTyConOcc = mk_simple_deriv tcName ":" -- The : prefix makes sure it classifies
-mkClassTyConOcc = mk_simple_deriv tcName ":T" -- as a tycon/datacon
-mkClassDataConOcc = mk_simple_deriv dataName ":D" --
-mkDictOcc = mk_simple_deriv varName "$d"
-mkIPOcc = mk_simple_deriv varName "$i"
-mkSpecOcc = mk_simple_deriv varName "$s"
-mkForeignExportOcc = mk_simple_deriv varName "$f"
+mkWorkerOcc = mk_simple_deriv varName "$w"
+mkDefaultMethodOcc = mk_simple_deriv varName "$dm"
+mkDerivedTyConOcc = mk_simple_deriv tcName ":" -- The : prefix makes sure it classifies
+mkClassTyConOcc = mk_simple_deriv tcName ":T" -- as a tycon/datacon
+mkClassDataConOcc = mk_simple_deriv dataName ":D" --
+mkDictOcc = mk_simple_deriv varName "$d"
+mkIPOcc = mk_simple_deriv varName "$i"
+mkSpecOcc = mk_simple_deriv varName "$s"
+mkForeignExportOcc = mk_simple_deriv varName "$f"
mkGenOcc1 = mk_simple_deriv varName "$gfrom" -- Generics
mkGenOcc2 = mk_simple_deriv varName "$gto" -- Generics
mk_simple_deriv sp px occ = mk_deriv sp px (occNameString occ)
\begin{code}
mkSuperDictSelOcc :: Int -- Index of superclass, eg 3
-> OccName -- Class, eg "Ord"
- -> OccName -- eg "p3Ord"
+ -> OccName -- eg "$p3Ord"
mkSuperDictSelOcc index cls_occ
= mk_deriv varName "$p" (show index ++ occNameString cls_occ)
+
+mkLocalOcc :: Unique -- Unique
+ -> OccName -- Local name (e.g. "sat")
+ -> OccName -- Nice unique version ("$L23sat")
+mkLocalOcc uniq occ
+ = mk_deriv varName ("$L" ++ show uniq) (occNameString occ)
+ -- The Unique might print with characters
+ -- that need encoding (e.g. 'z'!)
\end{code}