library;
import self as self;
import "dart:core" as core;

import "dart:async";

class Class<T extends core::Object? = dynamic> extends core::Object /*hasConstConstructor*/  {
  final field core::bool field;
  const constructor constructor1(dynamic value) → self::Class<self::Class::T%>
    : self::Class::field = value is self::Class::T%, super core::Object::•()
    ;
  const constructor constructor2(dynamic value) → self::Class<self::Class::T%>
    : self::Class::field = value is self::Class::T?, super core::Object::•()
    ;
  const constructor constructor3(dynamic value) → self::Class<self::Class::T%>
    : self::Class::field = value is self::Class<self::Class::T%>, super core::Object::•()
    ;
  const constructor constructor4(dynamic value) → self::Class<self::Class::T%>
    : self::Class::field = value is self::Class<self::Class::T%>?, super core::Object::•()
    ;
  static method _#constructor1#tearOff<T extends core::Object? = dynamic>(dynamic value) → self::Class<self::Class::_#constructor1#tearOff::T%>
    return new self::Class::constructor1<self::Class::_#constructor1#tearOff::T%>(value);
  static method _#constructor2#tearOff<T extends core::Object? = dynamic>(dynamic value) → self::Class<self::Class::_#constructor2#tearOff::T%>
    return new self::Class::constructor2<self::Class::_#constructor2#tearOff::T%>(value);
  static method _#constructor3#tearOff<T extends core::Object? = dynamic>(dynamic value) → self::Class<self::Class::_#constructor3#tearOff::T%>
    return new self::Class::constructor3<self::Class::_#constructor3#tearOff::T%>(value);
  static method _#constructor4#tearOff<T extends core::Object? = dynamic>(dynamic value) → self::Class<self::Class::_#constructor4#tearOff::T%>
    return new self::Class::constructor4<self::Class::_#constructor4#tearOff::T%>(value);
}
static final field core::bool isWeakMode = #C1 is core::List<core::Object>;
static const field core::bool c0 = #C2;
static const field core::bool c1 = #C3;
static const field core::bool c2 = #C2;
static const field core::bool c3 = #C2;
static const field core::bool c4 = #C3;
static const field core::bool c5 = #C2;
static const field core::bool c6 = #C3;
static const field core::bool c7 = #C2;
static const field core::bool c8 = #C2;
static const field core::bool c9 = #C2;
static const field core::bool c10 = #C3;
static const field core::bool c11 = #C2;
static const field core::bool c12 = #C2;
static const field self::Class<core::int> e1 = #C4;
static const field self::Class<core::List<core::int>> e2 = #C5;
static const field self::Class<Null> e3 = #C6;
static const field self::Class<core::int> e4 = #C7;
static const field self::Class<core::int?> e5 = #C8;
static const field self::Class<Null> e6 = #C6;
static const field self::Class<core::int> e7 = #C4;
static const field self::Class<core::int?> e8 = #C9;
static const field self::Class<Null> e9 = #C10;
static const field self::Class<core::int> e10 = #C7;
static const field self::Class<core::int?> e11 = #C8;
static const field self::Class<Null> e12 = #C6;
static method main() → dynamic {
  self::expect(null is core::int?, #C2, "null is int?");
  self::expect(null is core::int, #C3, "null is int");
  self::expect(null is Null, #C2, "null is Null");
  self::expect(null is Never?, #C2, "null is Never?");
  self::expect(null is Never, #C3, "null is Never");
  self::expect(null is FutureOr<core::int?>, #C2, "null is FutureOr<int?>");
  self::expect(null is FutureOr<core::int>, #C3, "null is FutureOr<int>");
  self::expect(null is FutureOr<core::int>?, #C2, "null is FutureOr<int>?");
  self::expect(null is FutureOr<Null>, #C2, "null is FutureOr<Null>");
  self::expect(null is FutureOr<Null>?, #C2, "null is FutureOr<Null>?");
  self::expect(null is FutureOr<Never>, #C3, "null is FutureOr<Never>");
  self::expect(null is FutureOr<Never?>, #C2, "null is FutureOr<Never?>");
  self::expect(null is FutureOr<Never>?, #C2, "null is FutureOr<Never>?");
  self::expect(new self::Class::constructor1<core::int>(null).{self::Class::field}{core::bool}, #C4.{self::Class::field}{core::bool}, "Class<int>.constructor1(null).field");
  self::expect(true, new self::Class::constructor1<core::int?>(null).{self::Class::field}{core::bool}, "new Class<int?>.constructor1(null).field");
  self::expect(self::isWeakMode, #C5.{self::Class::field}{core::bool}, "const Class<List<int>>.constructor1(<Null>[null]).field");
  self::expect(new self::Class::constructor1<Null>(null).{self::Class::field}{core::bool}, #C6.{self::Class::field}{core::bool}, "Class<Null>.constructor1(null).field");
  self::expect(new self::Class::constructor2<core::int>(null).{self::Class::field}{core::bool}, #C7.{self::Class::field}{core::bool}, "Class<int>.constructor2(null).field");
  self::expect(true, new self::Class::constructor2<core::int?>(null).{self::Class::field}{core::bool}, "new Class<int?>.constructor2(null).field");
  self::expect(new self::Class::constructor2<core::int?>(null).{self::Class::field}{core::bool}, #C8.{self::Class::field}{core::bool}, "Class<int?>.constructor2(null).field");
  self::expect(new self::Class::constructor2<Null>(null).{self::Class::field}{core::bool}, #C6.{self::Class::field}{core::bool}, "Class<Null>.constructor2(null).field");
  self::expect(new self::Class::constructor3<core::int>(null).{self::Class::field}{core::bool}, #C4.{self::Class::field}{core::bool}, "Class<int>.constructor3(null).field");
  self::expect(new self::Class::constructor3<core::int?>(null).{self::Class::field}{core::bool}, #C9.{self::Class::field}{core::bool}, "Class<int?>.constructor3(null).field");
  self::expect(new self::Class::constructor3<core::int?>(null).{self::Class::field}{core::bool}, #C9.{self::Class::field}{core::bool}, "Class<int?>.constructor3(null).field");
  self::expect(new self::Class::constructor3<Null>(null).{self::Class::field}{core::bool}, #C10.{self::Class::field}{core::bool}, "Class<Null>.constructor3(null).field");
  self::expect(new self::Class::constructor4<core::int>(null).{self::Class::field}{core::bool}, #C7.{self::Class::field}{core::bool}, "Class<int>.constructor4(null).field");
  self::expect(new self::Class::constructor4<core::int?>(null).{self::Class::field}{core::bool}, #C8.{self::Class::field}{core::bool}, "Class<int?>.constructor4(null).field");
  self::expect(new self::Class::constructor4<Null>(null).{self::Class::field}{core::bool}, #C6.{self::Class::field}{core::bool}, "Class<Null>.constructor4(null).field");
}
static method expect(dynamic expected, dynamic actual, core::String message) → dynamic {
  if(!(expected =={core::Object::==}{(core::Object) → core::bool} actual))
    throw "Expected ${expected}, actual ${actual} for ${message}";
}

constants  {
  #C1 = <Null>[]
  #C2 = true
  #C3 = false
  #C4 = self::Class<core::int*> {field:#C3}
  #C5 = self::Class<core::List<core::int*>*> {field:#C2}
  #C6 = self::Class<Null> {field:#C2}
  #C7 = self::Class<core::int*> {field:#C2}
  #C8 = self::Class<core::int?> {field:#C2}
  #C9 = self::Class<core::int?> {field:#C3}
  #C10 = self::Class<Null> {field:#C3}
}


Constructor coverage from constants:
org-dartlang-testcase:///constant_null_is.dart:
- Class.constructor1 (from org-dartlang-testcase:///constant_null_is.dart:38:9)
- Object. (from org-dartlang-sdk:///lib/core/object.dart)
- Class.constructor2 (from org-dartlang-testcase:///constant_null_is.dart:39:9)
- Class.constructor3 (from org-dartlang-testcase:///constant_null_is.dart:40:9)
- Class.constructor4 (from org-dartlang-testcase:///constant_null_is.dart:41:9)