library /*isNonNullableByDefault*/;
import self as self;
import "dart:core" as core;

typedef b = core::int;
typedef c = core::String;
static method f(dynamic a, [dynamic b]) → core::String
  ;
static method a<T1 extends core::Object? = dynamic, T2 extends core::Object? = dynamic>(core::int x) → core::String
  ;
static method main() → dynamic
  ;
static method expect(dynamic expected, dynamic actual) → dynamic
  ;