NOTICE: Stream was rewritten by parser!

() async ()=> a ;b < c $? >;

([BeginToken])[SimpleToken] async[KeywordToken] ([SyntheticBeginToken])[SyntheticToken]=>[SimpleToken] a[StringToken] ;[SyntheticToken]b[StringToken] <[BeginToken] c[StringToken] $[StringToken]?[SimpleToken] >[SimpleToken][SyntheticStringToken];[SyntheticToken][SimpleToken]