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

import "dart:collection";

abstract class _MyMap&Object&MapMixin<K extends core::Object? = dynamic, V extends core::Object? = dynamic> = core::Object with col::MapBase<self::_MyMap&Object&MapMixin::K%, self::_MyMap&Object&MapMixin::V%> /*isAnonymousMixin,hasConstConstructor*/  {
  const synthetic constructor •() → self::_MyMap&Object&MapMixin<self::_MyMap&Object&MapMixin::K%, self::_MyMap&Object&MapMixin::V%>
    : super core::Object::•()
    ;
  mixin-super-stub method containsKey(core::Object? key) → core::bool
    return super.{col::MapBase::containsKey}(key);
  abstract mixin-stub operator [](core::Object? key) → self::_MyMap&Object&MapMixin::V?; -> col::MapBase::[]
  abstract mixin-stub operator []=(covariant-by-class self::_MyMap&Object&MapMixin::K% key, covariant-by-class self::_MyMap&Object&MapMixin::V% value) → void; -> col::MapBase::[]=
  abstract mixin-stub method clear() → void; -> col::MapBase::clear
  abstract mixin-stub method remove(core::Object? key) → self::_MyMap&Object&MapMixin::V?; -> col::MapBase::remove
  abstract mixin-stub get keys() → core::Iterable<self::_MyMap&Object&MapMixin::K%>; -> col::MapBase::keys
  mixin-super-stub method cast<RK extends core::Object? = dynamic, RV extends core::Object? = dynamic>() → core::Map<self::_MyMap&Object&MapMixin::cast::RK%, self::_MyMap&Object&MapMixin::cast::RV%>
    return super.{col::MapBase::cast}<self::_MyMap&Object&MapMixin::cast::RK%, self::_MyMap&Object&MapMixin::cast::RV%>();
  mixin-super-stub method forEach((self::_MyMap&Object&MapMixin::K%, self::_MyMap&Object&MapMixin::V%) → void action) → void
    return super.{col::MapBase::forEach}(action);
  mixin-super-stub method addAll(covariant-by-class core::Map<self::_MyMap&Object&MapMixin::K%, self::_MyMap&Object&MapMixin::V%> other) → void
    return super.{col::MapBase::addAll}(other);
  mixin-super-stub method containsValue(core::Object? value) → core::bool
    return super.{col::MapBase::containsValue}(value);
  mixin-super-stub method putIfAbsent(covariant-by-class self::_MyMap&Object&MapMixin::K% key, covariant-by-class () → self::_MyMap&Object&MapMixin::V% ifAbsent) → self::_MyMap&Object&MapMixin::V%
    return super.{col::MapBase::putIfAbsent}(key, ifAbsent);
  mixin-super-stub method update(covariant-by-class self::_MyMap&Object&MapMixin::K% key, covariant-by-class (self::_MyMap&Object&MapMixin::V%) → self::_MyMap&Object&MapMixin::V% update, {covariant-by-class () →? self::_MyMap&Object&MapMixin::V% ifAbsent = #C1}) → self::_MyMap&Object&MapMixin::V%
    return super.{col::MapBase::update}(key, update, ifAbsent: ifAbsent);
  mixin-super-stub method updateAll(covariant-by-class (self::_MyMap&Object&MapMixin::K%, self::_MyMap&Object&MapMixin::V%) → self::_MyMap&Object&MapMixin::V% update) → void
    return super.{col::MapBase::updateAll}(update);
  mixin-super-stub get entries() → core::Iterable<core::MapEntry<self::_MyMap&Object&MapMixin::K%, self::_MyMap&Object&MapMixin::V%>>
    return super.{col::MapBase::entries};
  mixin-super-stub method map<K2 extends core::Object? = dynamic, V2 extends core::Object? = dynamic>((self::_MyMap&Object&MapMixin::K%, self::_MyMap&Object&MapMixin::V%) → core::MapEntry<self::_MyMap&Object&MapMixin::map::K2%, self::_MyMap&Object&MapMixin::map::V2%> transform) → core::Map<self::_MyMap&Object&MapMixin::map::K2%, self::_MyMap&Object&MapMixin::map::V2%>
    return super.{col::MapBase::map}<self::_MyMap&Object&MapMixin::map::K2%, self::_MyMap&Object&MapMixin::map::V2%>(transform);
  mixin-super-stub method addEntries(covariant-by-class core::Iterable<core::MapEntry<self::_MyMap&Object&MapMixin::K%, self::_MyMap&Object&MapMixin::V%>> newEntries) → void
    return super.{col::MapBase::addEntries}(newEntries);
  mixin-super-stub method removeWhere((self::_MyMap&Object&MapMixin::K%, self::_MyMap&Object&MapMixin::V%) → core::bool test) → void
    return super.{col::MapBase::removeWhere}(test);
  mixin-super-stub get length() → core::int
    return super.{col::MapBase::length};
  mixin-super-stub get isEmpty() → core::bool
    return super.{col::MapBase::isEmpty};
  mixin-super-stub get isNotEmpty() → core::bool
    return super.{col::MapBase::isNotEmpty};
  mixin-super-stub get values() → core::Iterable<self::_MyMap&Object&MapMixin::V%>
    return super.{col::MapBase::values};
  mixin-super-stub method toString() → core::String
    return super.{col::MapBase::toString}();
}
class MyMap<K extends core::Object? = dynamic, V extends core::Object? = dynamic> extends self::_MyMap&Object&MapMixin<self::MyMap::K%, self::MyMap::V%> {
  field core::int containsKeyCount = 0;
  field core::int indexGetCount = 0;
  final field core::Map<self::MyMap::K%, self::MyMap::V%> _map;
  constructor •(core::Map<self::MyMap::K%, self::MyMap::V%> _map) → self::MyMap<self::MyMap::K%, self::MyMap::V%>
    : self::MyMap::_map = _map, super self::_MyMap&Object&MapMixin::•()
    ;
  method containsKey(core::Object? key) → core::bool {
    this.{self::MyMap::containsKeyCount} = this.{self::MyMap::containsKeyCount}{core::int}.{core::num::+}(1){(core::num) → core::int};
    return this.{self::MyMap::_map}{core::Map<self::MyMap::K%, self::MyMap::V%>}.{core::Map::containsKey}(key){(core::Object?) → core::bool};
  }
  operator [](core::Object? key) → self::MyMap::V? {
    this.{self::MyMap::indexGetCount} = this.{self::MyMap::indexGetCount}{core::int}.{core::num::+}(1){(core::num) → core::int};
    return this.{self::MyMap::_map}{core::Map<self::MyMap::K%, self::MyMap::V%>}.{core::Map::[]}(key){(core::Object?) → self::MyMap::V?};
  }
  operator []=(covariant-by-class self::MyMap::K% key, covariant-by-class self::MyMap::V% value) → void
    return let final core::Map<self::MyMap::K%, self::MyMap::V%> #t1 = this.{self::MyMap::_map}{core::Map<self::MyMap::K%, self::MyMap::V%>} in let final self::MyMap::K% #t2 = key in let final self::MyMap::V% #t3 = value in let final void #t4 = #t1.{core::Map::[]=}(#t2, #t3){(self::MyMap::K%, self::MyMap::V%) → void} in #t3;
  method clear() → void
    return this.{self::MyMap::_map}{core::Map<self::MyMap::K%, self::MyMap::V%>}.{core::Map::clear}(){() → void};
  get keys() → core::Iterable<self::MyMap::K%>
    return this.{self::MyMap::_map}{core::Map<self::MyMap::K%, self::MyMap::V%>}.{core::Map::keys}{core::Iterable<self::MyMap::K%>};
  method remove(core::Object? key) → self::MyMap::V?
    return this.{self::MyMap::_map}{core::Map<self::MyMap::K%, self::MyMap::V%>}.{core::Map::remove}(key){(core::Object?) → self::MyMap::V?};
}
static get hasUnsoundNullSafety() → core::bool
  return #C2 is core::List<core::Object>;
static method method(core::Map<core::int, core::String?> m) → core::int {
  #L1:
  {
    final synthesized core::Map<core::int, core::String?> #0#0 = m;
    synthesized core::String? #0#3;
    synthesized core::bool #0#3#isSet = false;
    synthesized core::bool #0#2;
    synthesized core::bool #0#2#isSet = false;
    {
      if((!((#0#3#isSet ?{core::String?} #0#3{core::String?} : let final dynamic #t5 = #0#3#isSet = true in #0#3 = #0#0.{core::Map::[]}(#C3){(core::Object?) → core::String?}) == null) || null is core::String? && (#0#2#isSet ?{core::bool} #0#2{core::bool} : let final dynamic #t6 = #0#2#isSet = true in #0#2 = #0#0.{core::Map::containsKey}(#C3){(core::Object?) → core::bool})) && #C4 =={core::String::==}{(core::Object) → core::bool} (#0#3#isSet ?{core::String?} #0#3{core::String?} : let final dynamic #t7 = #0#3#isSet = true in #0#3 = #0#0.{core::Map::[]}(#C3){(core::Object?) → core::String?})) {
        {
          return 0;
        }
      }
    }
    {
      if((!((#0#3#isSet ?{core::String?} #0#3{core::String?} : let final dynamic #t8 = #0#3#isSet = true in #0#3 = #0#0.{core::Map::[]}(#C3){(core::Object?) → core::String?}) == null) || null is core::String? && (#0#2#isSet ?{core::bool} #0#2{core::bool} : let final dynamic #t9 = #0#2#isSet = true in #0#2 = #0#0.{core::Map::containsKey}(#C3){(core::Object?) → core::bool})) && #C5 =={core::String::==}{(core::Object) → core::bool} (#0#3#isSet ?{core::String?} #0#3{core::String?} : let final dynamic #t10 = #0#3#isSet = true in #0#3 = #0#0.{core::Map::[]}(#C3){(core::Object?) → core::String?})) {
        {
          return 1;
        }
      }
    }
  }
  return 2;
}
static method test(core::Map<core::int, core::String> map, {required core::int expectedValue, required core::int expectedContainsKeyCount, required core::int expectedIndexGetCount}) → dynamic {
  self::MyMap<core::int, core::String> myMap = new self::MyMap::•<core::int, core::String>(map);
  self::expect(expectedValue, self::method(myMap), "Unexpected value for ${map}.");
  self::expect(expectedContainsKeyCount, myMap.{self::MyMap::containsKeyCount}{core::int}, "Unexpected containsKey count for ${map}.");
  self::expect(expectedIndexGetCount, myMap.{self::MyMap::indexGetCount}{core::int}, "Unexpected indexGet count for ${map}.");
}
static method main() → dynamic {
  self::test(<core::int, core::String>{0: "foo"}, expectedValue: 2, expectedContainsKeyCount: 1, expectedIndexGetCount: self::hasUnsoundNullSafety ?{core::int} 0 : 1);
  self::test(<core::int, core::String>{1: "foo"}, expectedValue: 0, expectedContainsKeyCount: self::hasUnsoundNullSafety ?{core::int} 1 : 0, expectedIndexGetCount: 1);
  self::test(<core::int, core::String>{1: "bar"}, expectedValue: 1, expectedContainsKeyCount: self::hasUnsoundNullSafety ?{core::int} 1 : 0, expectedIndexGetCount: 1);
  self::test(<core::int, core::String>{1: "baz"}, expectedValue: 2, expectedContainsKeyCount: self::hasUnsoundNullSafety ?{core::int} 1 : 0, expectedIndexGetCount: 1);
}
static method expect(dynamic expected, dynamic actual, dynamic message) → dynamic {
  if(!(expected =={core::Object::==}{(core::Object) → core::bool} actual))
    throw "${message} Expected ${expected}, actual ${actual}";
}

constants  {
  #C1 = null
  #C2 = <Null>[]
  #C3 = 1
  #C4 = "foo"
  #C5 = "bar"
}