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Viewing changes to src/full/Agda/TypeChecking/Monad/Sharing.hs

  • Committer: Package Import Robot
  • Author(s): Iain Lane
  • Date: 2014-08-05 06:38:12 UTC
  • mfrom: (1.1.6)
  • Revision ID: package-import@ubuntu.com-20140805063812-io8e77niomivhd49
Tags: 2.4.0.2-1
* [6e140ac] Imported Upstream version 2.4.0.2
* [2049fc8] Update Build-Depends to match control
* [93dc4d4] Install the new primitives
* [e48f40f] Fix typo dev→doc

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src/full/Agda/TypeChecking/Monad/Sharing.hs
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{-# LANGUAGE CPP #-}
 
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module Agda.TypeChecking.Monad.Sharing where
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import Control.Monad.Reader
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import Agda.TypeChecking.Monad.Base
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import Agda.TypeChecking.Monad.Options
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import Agda.Utils.Monad
 
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#include "../../undefined.h"
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import Agda.Utils.Impossible
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#include "../../undefined.h"
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updateSharedTerm :: MonadTCM tcm => (Term -> tcm Term) -> Term -> tcm Term
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updateSharedTerm f v =
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  ifM (liftTCM $ asks envAllowDestructiveUpdate)
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disableDestructiveUpdate :: TCM a -> TCM a
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disableDestructiveUpdate = local $ \e -> e { envAllowDestructiveUpdate = False }
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