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mkNot helper function

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This commit is contained in:
Timothy Clem 2017-06-19 11:07:40 -06:00
parent e2c2bedde2
commit f58d69c70b
1 changed files with 5 additions and 4 deletions
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9
src/Language/Ruby/Syntax.hs
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@ -217,21 +217,21 @@ unary = symbol Unary >>= \ location ->
binary :: Assignment
binary = symbol Binary >>= \ loc -> children $ statement >>= \ lexpression -> go loc lexpression
where
go loc lexpression =
mk AnonAnd Expression.And
go loc lexpression
= mk AnonAnd Expression.And
<|> mk AnonAmpersandAmpersand Expression.And
<|> mk AnonOr Expression.Or
<|> mk AnonPipePipe Expression.Or
<|> mk AnonLAngleLAngle Expression.LShift
<|> mk AnonRAngleRAngle Expression.RShift
<|> mk AnonEqualEqual Expression.Equal
<|> makeTerm loc <$ symbol AnonBangEqual <*> (Expression.Not <$> (makeTerm <$> location <*> (Expression.Equal lexpression <$> statement)))
<|> mkNot AnonBangEqual Expression.Equal
-- TODO: Distinguish `===` from `==` ?
<|> mk AnonEqualEqualEqual Expression.Equal
<|> mk AnonLAngleEqualRAngle Expression.Comparison
-- TODO: Distinuish `=~` and `!~` ?
<|> mk AnonEqualTilde Expression.Equal
<|> makeTerm loc <$ symbol AnonBangTilde <*> (Expression.Not <$> (makeTerm <$> location <*> (Expression.Equal lexpression <$> statement)))
<|> mkNot AnonBangTilde Expression.Equal
<|> mk AnonLAngle Expression.LessThan
<|> mk AnonLAngleEqual Expression.LessThanEqual
<|> mk AnonRAngle Expression.GreaterThan
@ -246,6 +246,7 @@ binary = symbol Binary >>= \ loc -> children $ statement >>= \ lexpression -> go
<|> mk AnonPercent Expression.Modulo
<|> mk AnonStarStar Expression.Power
where mk s constr = makeTerm loc <$> (symbol s *> (constr lexpression <$> statement))
mkNot s constr = makeTerm loc <$ symbol s <*> (Expression.Not <$> (makeTerm <$> location <*> (constr lexpression <$> statement)))
conditional :: Assignment
conditional = makeTerm <$> symbol Conditional <*> children (Statement.If <$> statement <*> statement <*> statement)