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
    ;
}
class Class2 extends core::Object {
  synthetic constructor •() → self::Class2
    ;
  get property() → self::Class2
    ;
  set property(self::Class2 value) → void
    ;
}
class Class3 extends core::Object {
  synthetic constructor •() → self::Class3
    ;
  get property() → self::Class2?
    ;
}
extension Extension1 on self::Class1 {
  get nullable1 = self::Extension1|get#nullable1;
  method nonNullable1Method = self::Extension1|nonNullable1Method;
  tearoff nonNullable1Method = self::Extension1|get#nonNullable1Method;
  operator [] = self::Extension1|[];
  operator []= = self::Extension1|[]=;
  operator + = self::Extension1|+;
  operator unary- = self::Extension1|unary-;
  get nonNullable1 = self::Extension1|get#nonNullable1;
  get nonNullable2 = self::Extension1|get#nonNullable2;
  set nullable1 = self::Extension1|set#nullable1;
}
extension Extension2 on self::Class2 {
  method nonNullable2Method = self::Extension2|nonNullable2Method;
  tearoff nonNullable2Method = self::Extension2|get#nonNullable2Method;
  operator [] = self::Extension2|[];
  operator []= = self::Extension2|[]=;
  operator + = self::Extension2|+;
  operator unary- = self::Extension2|unary-;
  get nonNullable2 = self::Extension2|get#nonNullable2;
  set nonNullable2 = self::Extension2|set#nonNullable2;
}
extension Extension3 on self::Class3 {
  operator [] = self::Extension3|[];
}
static method Extension1|get#nullable1(final self::Class1 #this) → self::Class1?
  ;
static method Extension1|set#nullable1(final self::Class1 #this, self::Class1? value) → void
  ;
static method Extension1|nonNullable1Method(final self::Class1 #this) → self::Class1
  ;
static method Extension1|get#nonNullable1Method(final self::Class1 #this) → () → self::Class1
  return () → self::Class1 => self::Extension1|nonNullable1Method(#this);
static method Extension1|[](final self::Class1 #this, self::Class1? key) → self::Class1?
  ;
static method Extension1|[]=(final self::Class1 #this, self::Class1? key, self::Class1? value) → void
  ;
static method Extension1|+(final self::Class1 #this, core::int value) → self::Class1?
  ;
static method Extension1|unary-(final self::Class1 #this) → self::Class1?
  ;
static method Extension1|get#nonNullable1(final self::Class1 #this) → self::Class1
  ;
static method Extension1|get#nonNullable2(final self::Class1 #this) → self::Class2
  ;
static method Extension2|nonNullable2Method(final self::Class2 #this) → self::Class2
  ;
static method Extension2|get#nonNullable2Method(final self::Class2 #this) → () → self::Class2
  return () → self::Class2 => self::Extension2|nonNullable2Method(#this);
static method Extension2|[](final self::Class2 #this, self::Class2? key) → self::Class2
  ;
static method Extension2|[]=(final self::Class2 #this, self::Class2? key, self::Class2? value) → void
  ;
static method Extension2|+(final self::Class2 #this, core::int value) → self::Class2
  ;
static method Extension2|unary-(final self::Class2 #this) → self::Class2
  ;
static method Extension2|get#nonNullable2(final self::Class2 #this) → self::Class2
  ;
static method Extension2|set#nonNullable2(final self::Class2 #this, self::Class2 value) → void
  ;
static method Extension3|[](final self::Class3 #this, 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
  ;