[Issue 13991] Invariant grammar does not document that parenthesis are optional

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=13991

briancschott at gmail.com changed:

           What    |Removed                     |Added
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           Keywords|                            |pull

--- Comment #1 from briancschott at gmail.com ---
https://github.com/D-Programming-Language/dlang.org/pull/772

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