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[project @ 2000-10-24 09:44:18 by simonpj]
[ghc-hetmet.git]
/
ghc
/
compiler
/
main
/
HscTypes.lhs
diff --git
a/ghc/compiler/main/HscTypes.lhs
b/ghc/compiler/main/HscTypes.lhs
index
1b34ec0
..
3cdc200
100644
(file)
--- a/
ghc/compiler/main/HscTypes.lhs
+++ b/
ghc/compiler/main/HscTypes.lhs
@@
-10,7
+10,7
@@
module HscTypes (
ModDetails(..), ModIface(..), GlobalSymbolTable,
HomeSymbolTable, PackageSymbolTable,
HomeIfaceTable, PackageIfaceTable,
ModDetails(..), ModIface(..), GlobalSymbolTable,
HomeSymbolTable, PackageSymbolTable,
HomeIfaceTable, PackageIfaceTable,
- lookupTable,
+ lookupTable, lookupTableByModName,
IfaceDecls(..),
IfaceDecls(..),
@@
-49,7
+49,8
@@
import Name ( Name, NameEnv, NamedThing,
import NameSet ( NameSet )
import OccName ( OccName )
import Module ( Module, ModuleName, ModuleEnv,
import NameSet ( NameSet )
import OccName ( OccName )
import Module ( Module, ModuleName, ModuleEnv,
- lookupModuleEnv )
+ lookupModuleEnv, lookupModuleEnvByName
+ )
import VarSet ( TyVarSet )
import VarEnv ( emptyVarEnv )
import Id ( Id )
import VarSet ( TyVarSet )
import VarEnv ( emptyVarEnv )
import Id ( Id )
@@
-191,6
+192,11
@@
lookupTable ht pt name
= lookupModuleEnv ht mod `seqMaybe` lookupModuleEnv pt mod
where
mod = nameModule name
= lookupModuleEnv ht mod `seqMaybe` lookupModuleEnv pt mod
where
mod = nameModule name
+
+lookupTableByModName :: ModuleEnv a -> ModuleEnv a -> ModuleName -> Maybe a
+-- We often have two Symbol- or IfaceTables, and want to do a lookup
+lookupTableByModName ht pt mod
+ = lookupModuleEnvByName ht mod `seqMaybe` lookupModuleEnvByName pt mod
\end{code}
\end{code}