git.iko.soy/project-m36
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project-m36/src/bin/TutorialD/Interpreter/Export/Base.hs
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1{-# LANGUAGE CPP #-}
2module TutorialD.Interpreter.Export.Base where
3import ProjectM36.Base
4import ProjectM36.Error
5#if __GLASGOW_HASKELL__ < 804
6import Data.Monoid
7#endif
9data RelVarDataExportOperator = RelVarDataExportOperator RelationalExpr FilePath (RelVarDataExportOperator -> Relation -> IO (Maybe RelationalError))
11instance Show RelVarDataExportOperator where
12 show (RelVarDataExportOperator expr path _) = "RelVarDataExportOperator " <> show expr <> " " <> path
14evalRelVarDataExportOperator :: RelVarDataExportOperator -> Relation -> IO (Maybe RelationalError)
15evalRelVarDataExportOperator op@(RelVarDataExportOperator _ _ exportFunc) = exportFunc op