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Factor labels in.

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Rob Rix 2017-08-31 11:05:11 -04:00
parent 2e671db7e3
commit 1cec072932
1 changed files with 3 additions and 2 deletions
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src/Data/Syntax/Assignment.hs
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@ -186,7 +186,8 @@ choice alternatives = tracing (Choose symbols (IntMap.fromList choices) (asum (f
toChoices rule = case rule of
Tracing _ (Choose s c a) `Then` continue -> (s, IntMap.toList (fmap continue c), toList (fmap continue a))
Tracing _ (Many child) `Then` _ -> let (s, c, _) = toChoices child in (s, fmap (rule <$) c, [rule])
Tracing _ (Catch during _) `Then` _ -> let (s, c, _) = toChoices during in (s, fmap (rule <$) c, [rule])
Tracing _ (Catch child _) `Then` _ -> let (s, c, _) = toChoices child in (s, fmap (rule <$) c, [rule])
Tracing _ (Label child _) `Then` _ -> let (s, c, _) = toChoices child in (s, fmap (rule <$) c, [rule])
_ -> ([], [], [rule])
-- | Match and advance past a node with the given symbol.