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

class C extends core::Object {
  field core::int value;
  constructor •() → self::C
    ;
  method init() → dynamic
    ;
  get id() → core::int
    ;
  set id(core::int v) → void
    ;
}
extension Ext on self::C {
  get id = self::Ext|get#id;
}
static method Ext|get#id(lowered final self::C #this) → core::int
  ;
static method test() → dynamic
  ;
static method main() → dynamic
  ;