(function() {
  'use strict';
  const dart_sdk = require('dart_sdk');
  const core = dart_sdk.core;
  const dart = dart_sdk.dart;
  const dartx = dart_sdk.dartx;
  const node_modules = Object.create(null);
  let B = () => (B = dart.constFn(node_modules.B$()))();
  let _B = () => (_B = dart.constFn(node_modules._B$()))();
  let VoidTodynamic = () => (VoidTodynamic = dart.constFn(dart.definiteFunctionType(dart.dynamic, [])))();
  let VoidToString = () => (VoidToString = dart.constFn(dart.definiteFunctionType(core.String, [])))();
  node_modules.Callback = dart.typedef('Callback', () => dart.functionType(dart.void, [], {i: core.int}));
  node_modules.A = class A extends core.Object {};
  node_modules._A = class _A extends core.Object {};
  node_modules.B$ = dart.generic(T => {
    class B extends core.Object {}
    dart.addTypeTests(B);
    return B;
  });
  node_modules.B = B();
  node_modules._B$ = dart.generic(T => {
    class _B extends core.Object {}
    dart.addTypeTests(_B);
    return _B;
  });
  node_modules._B = _B();
  node_modules.f = function() {
  };
  dart.fn(node_modules.f, VoidTodynamic());
  node_modules._f = function() {
  };
  dart.fn(node_modules._f, VoidTodynamic());
  node_modules.constant = "abc";
  node_modules.finalConstant = "abc";
  dart.defineLazy(node_modules, {
    get lazy() {
      return dart.fn(() => {
        core.print('lazy');
        return "abc";
      }, VoidToString())();
    }
  });
  node_modules.mutable = "abc";
  dart.defineLazy(node_modules, {
    get lazyMutable() {
      return dart.fn(() => {
        core.print('lazyMutable');
        return "abc";
      }, VoidToString())();
    },
    set lazyMutable(_) {}
  });
  // Exports:
  exports.node_modules = node_modules;
})();