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Ruby case can be empty

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Timothy Clem 2017-08-02 07:39:10 -07:00
parent 473e7e34dd
commit 6f9836c103
1 changed files with 1 additions and 1 deletions
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src/Language/Ruby/Syntax.hs
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@ -279,7 +279,7 @@ for = makeTerm <$> symbol For <*> children (forStatement <*> expressions)
Statement.ForEach <$> (flip makeTerm (reverse rest) <$> location) <*> (pure x)
case' :: Assignment
case' = makeTerm <$> symbol Case <*> children (Statement.Match <$> expression <*> whens)
case' = makeTerm <$> symbol Case <*> children (Statement.Match <$> (expression <|> emptyTerm) <*> whens)
where
whens = makeTerm <$> location <*> many (when' <|> else' <|> expressions)
when' = makeTerm <$> symbol When <*> children (Statement.Pattern <$> (makeTerm <$> location <*> some pattern) <*> whens)