| library /*isNonNullableByDefault*/; | 
 | import self as self; | 
 | import "dart:core" as core; | 
 |  | 
 | class A extends core::Object { | 
 |   field core::String text = ""; | 
 |   synthetic constructor •() → self::A | 
 |     : super core::Object::•() | 
 |     ; | 
 | } | 
 | extension _extension#0 on self::A? { | 
 |   get text = self::_extension#0|get#text; | 
 | } | 
 | static method _extension#0|get#text(lowered final self::A? #this) → core::String | 
 |   return "Lily was here"; | 
 | static method main() → void { | 
 |   self::A? a = null; | 
 |   self::expect("Lily was here", self::_extension#0|get#text(a)); | 
 | } | 
 | static method expect(dynamic expected, dynamic actual) → dynamic { | 
 |   if(!expected.{core::Object::==}(actual)) | 
 |     throw "Expected ${expected}, actual ${actual}"; | 
 | } |