library; | |
import self as self; | |
import "dart:core" as core; | |
import "dart:async" as asy; | |
import "dart:async"; | |
static method foo<X extends core::Object?>(self::foo::X% x) → asy::Future<core::int> async /* emittedValueType= core::int */ { | |
if(x is asy::Future<core::int>) { | |
return x{self::foo::X% & asy::Future<core::int> /* '%' & '!' = '!' */}; | |
} | |
else { | |
throw 42; | |
} | |
} | |
static method main() → dynamic {} |