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Scala: do not parse parenthesized expressions as unary tuples #526

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Scala: do not parse parenthesized expressions as unary tuples #526

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8 changes: 6 additions & 2 deletions lang_scala/parsing/Parser_scala_recursive_descent.ml
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Expand Up @@ -1806,8 +1806,12 @@ and simpleExpr in_ : expr =
* expressions when part of a short lambda (arrow).
*)
| LPAREN _ ->
let xs = makeParens (commaSeparated expr) in_ in
Tuple xs
let (_,xs,_) as tuple = makeParens (commaSeparated expr) in_ in
begin
match xs with
| [x] -> x
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might need a ParenExpr at some point here :)

| _ -> Tuple tuple
end
| LBRACE _ ->
canApply := false;
let x = blockExpr in_ in
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