library;
import self as self;
import "dart:core" as core;

static method foo(dynamic y) → dynamic async /* emittedValueType= dynamic */ {
  dynamic a = await(<X extends core::Object? = dynamic>(() → core::List<X%> x, X% x2) → X% => x2)<FutureOr<dynamic>>(() → core::List<FutureOr<dynamic>> => y as{TypeError,ForDynamic} core::List<FutureOr<dynamic>>, throw 0){(() → core::List<FutureOr<dynamic>>, FutureOr<dynamic>) → FutureOr<dynamic>} /* runtimeCheckType= dart.async::Future<dynamic> */ ;
}
static method main() → dynamic {}