class A { | |
dynamic operator *(dynamic other) => 42; | |
dynamic operator [](int index) => 42; | |
void operator []=(int index, dynamic value) {} | |
dynamic operator -() => 42; | |
} | |
extension E on A { | |
dynamic operator +(dynamic other) => 42; | |
} | |
test(A a, E e) {} | |
main() {} |