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Commit ce2b3c4a authored by Jan Rasmus Tikovsky 's avatar Jan Rasmus Tikovsky
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Small fix.

parent 259e2bd8
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Showing with 5 additions and 6 deletions
src/Imports.hs
View file @ ce2b3c4a
......@@ -31,6 +31,7 @@ import Base.CurryTypes (toQualType, toQualTypes)
import Base.Messages
import Base.TopEnv
import Base.Types
import Base.TypeSubst (expandAliasType)
import Env.Interface
import Env.ModuleAlias (importAliases, initAliasEnv)
......@@ -557,12 +558,10 @@ expandRecordTypes tcEnv (Label qid r (ForAll n ty)) =
Label qid r (ForAll n (expandRecords tcEnv ty))
expandRecords :: TCEnv -> Type -> Type
-- jrt 2014-10-09: Deactivated to enable (mutually) recursive record types
-- expandRecords tcEnv (TypeConstructor qid tys) = case qualLookupTC qid tcEnv of
-- [AliasType _ _ rty@(TypeRecord _ _)]
-- -> expandRecords tcEnv $ expandAliasType (map (expandRecords tcEnv) tys) rty
-- _ -> TypeConstructor qid $ map (expandRecords tcEnv) tys
expandRecords tcEnv (TypeConstructor qid tys) = TypeConstructor qid $ map (expandRecords tcEnv) tys
expandRecords tcEnv (TypeConstructor qid tys) = case qualLookupTC qid tcEnv of
[AliasType _ _ rty@(TypeRecord _ _)]
-> expandRecords tcEnv $ expandAliasType (map (expandRecords tcEnv) tys) rty
_ -> TypeConstructor qid $ map (expandRecords tcEnv) tys
expandRecords tcEnv (TypeConstrained tys v) =
TypeConstrained (map (expandRecords tcEnv) tys) v
expandRecords tcEnv (TypeArrow ty1 ty2) =
......
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