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Merge pull request #1145 from raichoo/fix1015

Fix #1015

commit0ee7bfbe59450a0efc1f812c552c7f7e44b9458f authorraichoo <raichoo@googlemail.com> dateThu 1 May 2014, 13:35 (12 years ago) parentf9827ace36c883
2 files changed+2−2
src/Idris/Core/Elaborate.hs+1−1 src/Idris/Core/ProofState.hs+1−1
src/Idris/Core/Elaborate.hs+1−1
@@ -64,7 +64,7 @@ loadState :: Elab' aux ()
6464loadState = do (ES p s e) <- get
6565 case e of
6666 Just st -> put st
67− _ -> fail "Nothing to undo"
67+ _ -> lift $ Error . Msg $ "Nothing to undo"
6868
6969getNameFrom :: Name -> Elab' aux Name
7070getNameFrom n = do (ES (p, a) s e) <- get
src/Idris/Core/ProofState.hs+1−1
@@ -872,7 +872,7 @@ processTactic QED ps = case holes ps of
872872 _ -> fail "Still holes to fill."
873873processTactic ProofState ps = return (ps, showEnv [] (pterm ps))
874874processTactic Undo ps = case previous ps of
875− Nothing -> fail "Nothing to undo."
875+ Nothing -> Error . Msg $ "Nothing to undo."
876876 Just pold -> return (pold, "")
877877processTactic EndUnify ps
878878 = let (h, ns_in) = unified ps