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

class Class1 extends core::Object {
  synthetic constructor •() → self::Class1
    ;
  get property() → self::Class1?
    ;
  set property(self::Class1? value) → void
    ;
  get property1() → self::Class1
    ;
  get property2() → self::Class2
    ;
  get nullable1() → self::Class1?
    ;
  set nullable1(self::Class1? value) → void
    ;
  method nonNullable1Method() → self::Class1
    ;
  operator [](self::Class1? key) → self::Class1?
    ;
  operator []=(self::Class1? key, self::Class1? value) → void
    ;
  operator +(core::int value) → self::Class1?
    ;
  operator unary-() → self::Class1?
    ;
  get nonNullable1() → self::Class1
    ;
  get nonNullable2() → self::Class2
    ;
}
class Class2 extends core::Object {
  synthetic constructor •() → self::Class2
    ;
  get property() → self::Class2
    ;
  set property(self::Class2 value) → void
    ;
  method nonNullable2Method() → self::Class2
    ;
  operator [](self::Class2? key) → self::Class2
    ;
  operator []=(self::Class2? key, self::Class2? value) → void
    ;
  operator +(core::int value) → self::Class2
    ;
  operator unary-() → self::Class2
    ;
  get nonNullable2() → self::Class2
    ;
  set nonNullable2(self::Class2 value) → void
    ;
}
class Class3 extends core::Object {
  synthetic constructor •() → self::Class3
    ;
  get property() → self::Class2?
    ;
  operator [](self::Class3? key) → self::Class2?
    ;
}
static method main() → dynamic
  ;
static method propertyAccess(self::Class1? n1) → void
  ;
static method indexAccess(self::Class1? n1, self::Class2? n2, self::Class3? n3) → void
  ;
static method operatorAccess(self::Class1? n1, self::Class2? n2) → void
  ;
static method ifNull(self::Class1? n1) → void
  ;
static method throws(() → void f) → void
  ;