"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});

var _slicedToArray = function () { function sliceIterator(arr, i) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"]) _i["return"](); } finally { if (_d) throw _e; } } return _arr; } return function (arr, i) { if (Array.isArray(arr)) { return arr; } else if (Symbol.iterator in Object(arr)) { return sliceIterator(arr, i); } else { throw new TypeError("Invalid attempt to destructure non-iterable instance"); } }; }();

var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; }; /**
                                                                                                                                                                                                                                                                   * Copyright (c) 2017-present, Facebook, Inc.
                                                                                                                                                                                                                                                                   * All rights reserved.
                                                                                                                                                                                                                                                                   *
                                                                                                                                                                                                                                                                   * This source code is licensed under the BSD-style license found in the
                                                                                                                                                                                                                                                                   * LICENSE file in the root directory of this source tree. An additional grant
                                                                                                                                                                                                                                                                   * of patent rights can be found in the PATENTS file in the same directory.
                                                                                                                                                                                                                                                                   */

exports.default = function (realm, processArgv) {
  if (!realm.useAbstractInterpretation) {
    (0, _invariant2.default)(false, "Realm is not enabled for Abstract Interpretation");
  }
  // TODO: This causes a dependency on the native `process` which doesn't
  // exist in all environments such as the webpack version.

  // Constant bindings
  // TODO: Implement icu module so that we can let hasIntl be true.
  var configOverride = _extends({}, process.binding("config"), { hasIntl: false });
  // By the time we run the host has already deleted natives.config so we have
  // to restore it.
  var nativeOverride = _extends({}, process.binding("natives"), { config: reverseConfigJSON(process.config) });
  var config = (0, _utils.createDeepIntrinsic)(realm, configOverride, 'process.binding("config")');
  var constants = (0, _utils.createDeepIntrinsic)(realm, process.binding("constants"), 'process.binding("constants")');
  var natives = (0, _utils.createDeepIntrinsic)(realm, nativeOverride, 'process.binding("natives")');

  // Built-in native bindings
  var contextify = (0, _contextify2.default)(realm);
  var fs = (0, _fs2.default)(realm);
  var fsEvent = initializeFSEvent(realm);
  var url = initializeURL(realm);
  var timerWrap = initializeTimerWrap(realm);
  var ttyWrap = initializeTTYWrap(realm);
  var signalWrap = initializeSignalWrap(realm);
  var streamWrap = initializeStreamWrap(realm);
  var caresWrap = createAbstractValue(realm, _index.ObjectValue, 'process.binding("cares_wrap")');
  var tcpWrap = createAbstractValue(realm, _index.ObjectValue, 'process.binding("tcp_wrap")');
  tcpWrap.makeSimple();
  var pipeWrap = createAbstractValue(realm, _index.ObjectValue, 'process.binding("pipe_wrap")');
  pipeWrap.makeSimple();
  var uv = createAbstractValue(realm, _index.ObjectValue, 'process.binding("uv")');
  var buffer = (0, _buffer2.default)(realm);
  var util = initializeUtil(realm);
  var os = createAbstractValue(realm, _index.ObjectValue, 'process.binding("os")');
  os.makeSimple();

  // List of loaded native modules
  var moduleLoadList = createIntrinsicArrayValue(realm, "process.moduleLoadList");

  // The process object
  var obj = new _index.ObjectValue(realm, realm.intrinsics.ObjectPrototype, "process");
  obj.defineNativeMethod("binding", 1, function (context, args) {
    var arg0 = args.length < 1 ? realm.intrinsics.undefined : args[0];
    var module = _singletons.To.ToString(realm, arg0);
    // TODO: Add the module to the moduleLoadList but don't track that
    // as a side-effect.
    switch (module) {
      // Constants
      case "config":
        return config;
      case "constants":
        return constants;
      case "natives":
        return natives;

      // Built-in bindings
      case "contextify":
        return contextify;
      case "fs":
        return fs;
      case "fs_event_wrap":
        return fsEvent;
      case "url":
        return url;
      case "uv":
        return uv;
      case "buffer":
        return buffer;
      case "util":
        return util;
      case "os":
        return os;
      case "timer_wrap":
        return timerWrap;
      case "tty_wrap":
        return ttyWrap;
      case "cares_wrap":
        return caresWrap;
      case "tcp_wrap":
        return tcpWrap;
      case "pipe_wrap":
        return pipeWrap;
      case "stream_wrap":
        return streamWrap;
      case "signal_wrap":
        return signalWrap;

      default:
        throw realm.createErrorThrowCompletion(realm.intrinsics.TypeError, "No such module: " + module);
    }
  });

  (0, _utils.copyProperty)(realm, process, obj, "moduleLoadList", moduleLoadList);

  // Constants on the process
  var constantNames = ["version", "versions", "_promiseRejectEvent", "arch", "platform", "release", "features", "_needImmediateCallback"];
  var _iteratorNormalCompletion = true;
  var _didIteratorError = false;
  var _iteratorError = undefined;

  try {
    for (var _iterator = constantNames[Symbol.iterator](), _step; !(_iteratorNormalCompletion = (_step = _iterator.next()).done); _iteratorNormalCompletion = true) {
      var name = _step.value;

      var value = (0, _utils.createDeepIntrinsic)(realm, process[name], "process." + name);
      (0, _utils.copyProperty)(realm, process, obj, name, value);
    }

    // process._events is a mutable object with null prototype.
  } catch (err) {
    _didIteratorError = true;
    _iteratorError = err;
  } finally {
    try {
      if (!_iteratorNormalCompletion && _iterator.return) {
        _iterator.return();
      }
    } finally {
      if (_didIteratorError) {
        throw _iteratorError;
      }
    }
  }

  var _events = new _index.ObjectValue(realm, realm.intrinsics.null, "process._events");
  (0, _utils.copyProperty)(realm, process, obj, "_events", _events);

  // TODO: When abstract numbers in string templates is implemented, turn this
  // back into an abstract value.
  // let pid = createAbstractValue(realm, NumberValue, "process.pid");
  var pid = new _index.NumberValue(realm, 0, "process.pid");
  (0, _utils.copyProperty)(realm, process, obj, "pid", pid);
  var debugPort = createAbstractValue(realm, _index.NumberValue, "process.debugPort");
  (0, _utils.copyProperty)(realm, process, obj, "debugPort", debugPort);
  var title = createAbstractValue(realm, _index.StringValue, "process.title");
  (0, _utils.copyProperty)(realm, process, obj, "title", title);

  // process.execArgv should probably be passed as an argument to the compile
  // step rather than letting arbitrary options be passed to the program.
  // For now I'll just hard code it as empty array.
  // TODO: Allow execArgv to be passed as a compiler option.
  var execArgv = createIntrinsicArrayValue(realm, "process.execArgv");
  (0, _utils.copyProperty)(realm, process, obj, "execArgv", execArgv);

  var cwd = new _index.NativeFunctionValue(realm, "process.cwd", "cwd", 0, function (context, args) {
    return new _index.StringValue(realm, process.cwd(), "process.cwd()");
  });
  (0, _utils.copyProperty)(realm, process, obj, "cwd", cwd);

  // These properties all depend on options being defined in "execArgv" but
  // since we hard coded it, none of this will be added.
  // "_eval" : string
  // "_print_eval" : boolean
  // "_syntax_check_only" : boolean
  // "_forceRepl" : boolean
  // "noDeprecation" : boolean
  // "noProcessWarnings" : boolean
  // "traceProcessWarnings" : boolean
  // "throwDeprecation" : boolean
  // "_noBrowserGlobals" : boolean
  // "profProcess" : boolean
  // "traceDeprecation" : boolean
  // "_debugWaitConnect" : boolean

  // "_preload_modules" gets looped over so it needs to be known but typically
  // we don't need to do this so we can just leave it not defined.

  // Side-effectful Methods

  var methodNames = ["_startProfilerIdleNotifier", "_stopProfilerIdleNotifier", "_getActiveRequests", "_getActiveHandles", "reallyExit", "abort", "chdir", "umask",

  // Start Posix only
  "getuid", "geteuid", "setuid", "seteuid", "setgid", "setegid", "getgid", "getegid", "getgroups", "setgroups", "initgroups",
  // End Posix only

  "_kill", "_debugProcess", "_debugPause", "_debugEnd", "hrtime", "cpuUsage", "dlopen", "uptime", "memoryUsage", "_linkedBinding", "_setupNextTick", "_setupPromises", "_setupDomainUse"];

  var _iteratorNormalCompletion2 = true;
  var _didIteratorError2 = false;
  var _iteratorError2 = undefined;

  try {
    for (var _iterator2 = methodNames[Symbol.iterator](), _step2; !(_iteratorNormalCompletion2 = (_step2 = _iterator2.next()).done); _iteratorNormalCompletion2 = true) {
      var _name = _step2.value;

      var abstractMethod = createAbstractValue(realm, _index.FunctionValue, "process." + _name);
      (0, _utils.copyProperty)(realm, process, obj, _name, abstractMethod);
    }
  } catch (err) {
    _didIteratorError2 = true;
    _iteratorError2 = err;
  } finally {
    try {
      if (!_iteratorNormalCompletion2 && _iterator2.return) {
        _iterator2.return();
      }
    } finally {
      if (_didIteratorError2) {
        throw _iteratorError2;
      }
    }
  }

  var argv0 = new _index.StringValue(realm, process.argv0, "process.argv0");
  _singletons.Properties.DefinePropertyOrThrow(realm, obj, "argv0", {
    value: argv0,
    writable: false,
    configurable: true,
    enumerable: true
  });

  var argv = createAbstractValue(realm, _index.ObjectValue, "process.argv");

  _singletons.Properties.DefinePropertyOrThrow(realm, argv, "0", {
    value: argv0,
    writable: true,
    configurable: true,
    enumerable: true
  });

  _singletons.Properties.DefinePropertyOrThrow(realm, argv, "1", {
    value: new _index.StringValue(realm, processArgv[1]),
    writable: true,
    configurable: true,
    enumerable: true
  });

  _singletons.Properties.DefinePropertyOrThrow(realm, argv, "indexOf", {
    value: new _index.NativeFunctionValue(realm, "process.argv.indexOf", "indexOf", 0, function (context, args) {
      return realm.intrinsics.false;
    }),
    writable: true,
    configurable: true,
    enumerable: true
  });

  argv.makeSimple();
  (0, _utils.copyProperty)(realm, process, obj, "argv", argv);

  var execPath = new _index.StringValue(realm, process.execPath, "process.execPath");
  (0, _utils.copyProperty)(realm, process, obj, "execPath", execPath);

  var env = new _index.ObjectValue(realm, realm.intrinsics.ObjectPrototype, "process.env");
  // TODO: This abstract value doesn't work with a conditional for some reason.
  _singletons.Properties.DefinePropertyOrThrow(realm, env, "NODE_NO_WARNINGS", {
    value: new _index.StringValue(realm, "0", "process.env.NODE_NO_WARNINGS"),
    writable: true,
    configurable: true,
    enumerable: true
  });

  // Uncomment this to debug the module resolution system.
  // DefinePropertyOrThrow(realm, env, "NODE_DEBUG", {
  //   value: new StringValue(
  //     realm, "module", "process.env.NODE_DEBUG"
  //   ),
  //   writable: true,
  //   configurable: true,
  //   enumerable: true,
  // });
  env.makeSimple();
  (0, _utils.copyProperty)(realm, process, obj, "env", env);

  // This method just gets passed a value from the initialization code and
  // then deletes itself.
  // TODO: The generated code needs to either always invoke this (make it
  // abstract) or, if we assume it has been done, it doesn't need to delete it.
  obj.defineNativeMethod("_setupProcessObject", 1, function (self, _ref) {
    var _ref2 = _slicedToArray(_ref, 1),
        pushValueToArray = _ref2[0];

    _singletons.Properties.OrdinaryDelete(realm, obj, "_setupProcessObject");
    return realm.intrinsics.undefined;
  });

  // This method injects a generic global promise reject callback. In real
  // environment we'd want to call this at rejections but we can safely skip it.
  obj.defineNativeMethod("_setupPromises", 1, function (self, _ref3) {
    var _ref4 = _slicedToArray(_ref3, 1),
        promiseRejectCallback = _ref4[0];

    _singletons.Properties.OrdinaryDelete(realm, obj, "_setupPromises");
    return realm.intrinsics.undefined;
  });

  // TODO: Support Promises. Set up a micro task runner and invoke the
  // tickCallback as needed.
  obj.defineNativeMethod("_setupNextTick", 1, function (self, _ref5) {
    var _ref6 = _slicedToArray(_ref5, 2),
        tickCallback = _ref6[0],
        runMicrotasks = _ref6[1];

    _singletons.Properties.OrdinaryDelete(realm, obj, "_setupNextTick");
    var runMicrotasksCallback = new _index.NativeFunctionValue(realm, "(function() { throw new Error('TODO runMicrotasks not reachable') })", "runMicrotasks", 0, function (context, args) {
      // TODO: Implement Promises and micro tasks.
      return realm.intrinsics.undefined;
    });
    _singletons.Properties.OrdinaryDefineOwnProperty(realm, runMicrotasks, "runMicrotasks", {
      value: runMicrotasksCallback,
      writable: true,
      enumerable: true,
      configurable: true
    });
    var tickInfo = new _index.ObjectValue(realm, realm.intrinsics.ObjectPrototype, "(function() { throw new Error('TODO tickInfo is not reachable in the host environment') })");
    _singletons.Properties.OrdinaryDefineOwnProperty(realm, tickInfo, "0", {
      value: realm.intrinsics.zero,
      writable: true,
      enumerable: true,
      configurable: true
    });
    _singletons.Properties.OrdinaryDefineOwnProperty(realm, tickInfo, "1", {
      value: realm.intrinsics.zero,
      writable: true,
      enumerable: true,
      configurable: true
    });
    return tickInfo;
  });

  return obj;
};

var _invariant = require("../../invariant.js");

var _invariant2 = _interopRequireDefault(_invariant);

var _index = require("../../values/index.js");

var _index2 = require("../../methods/index.js");

var _index3 = require("../../domains/index.js");

var _singletons = require("../../singletons.js");

var _builder = require("../../utils/builder.js");

var _builder2 = _interopRequireDefault(_builder);

var _buffer = require("./buffer.js");

var _buffer2 = _interopRequireDefault(_buffer);

var _contextify = require("./contextify.js");

var _contextify2 = _interopRequireDefault(_contextify);

var _fs = require("./fs.js");

var _fs2 = _interopRequireDefault(_fs);

var _utils = require("./utils.js");

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

function initializeTimerWrap(realm) {
  var obj = new _index.ObjectValue(realm, realm.intrinsics.ObjectPrototype, "process.binding('timer_wrap')");
  var constructor = new _index.NativeFunctionValue(realm, "process.binding('timer_wrap').Timer", "Timer", 0, function (context, args) {
    return realm.intrinsics.undefined;
  });
  _singletons.Properties.OrdinaryDefineOwnProperty(realm, obj, "Timer", {
    value: constructor,
    writable: true,
    enumerable: true,
    configurable: true
  });
  // TODO: Implement the rest of this protocol as needed.
  return obj;
}

function initializeTTYWrap(realm) {
  var nativeTTYWrap = process.binding("tty_wrap");
  // let nativeTTY = nativeTTYWrap.TTY;
  var obj = new _index.ObjectValue(realm, realm.intrinsics.ObjectPrototype, "process.binding('tty_wrap')");

  var constructor = new _index.NativeFunctionValue(realm, "process.binding('tty_wrap').TTY", "TTY", 0, function (context, args, argCount, NewTarget) {
    (0, _invariant2.default)(args[0] instanceof _index.ConcreteValue);
    var fd = _singletons.To.ToInteger(realm, args[0]);
    (0, _invariant2.default)(args[1] instanceof _index.ConcreteValue);
    var value = _singletons.To.ToBoolean(realm, args[1]);

    (0, _invariant2.default)(NewTarget, "TTY must be called as a constructor.");

    var proto = (0, _index2.Get)(realm, NewTarget, new _index.StringValue(realm, "prototype"));
    if (!(proto instanceof _index.ObjectValue)) {
      proto = TTYPrototype;
    }

    // TODO: Store nativeTTY in an internal slot so that it can be used if this
    // object gets passed to another native call.

    return new _index.ObjectValue(realm, proto, "new (process.binding('tty_wrap').TTY)(" + fd + ", " + value.toString() + ")");
  });
  _singletons.Properties.OrdinaryDefineOwnProperty(realm, obj, "TTY", {
    value: constructor,
    writable: true,
    enumerable: true,
    configurable: true
  });

  var TTYPrototype = new _index.ObjectValue(realm, realm.intrinsics.ObjectPrototype, "process.binding('tty_wrap').TTY.prototype");

  TTYPrototype.defineNativeMethod("setBlocking", 0, function (context, args) {
    return realm.intrinsics.undefined;
  });
  TTYPrototype.defineNativeMethod("getWindowSize", 0, function (context, args) {
    return realm.intrinsics.undefined;
  });
  TTYPrototype.defineNativeMethod("writeUtf8String", 0, function (context, args) {
    // TODO: Store this as a side-effect. When we do that, we need the first arg
    // to be passed along to that side-effect.
    // let req = args[0];
    var content = args[1];
    (0, _invariant2.default)(content instanceof _index.StringValue);
    return realm.intrinsics.undefined;
  });

  _singletons.Properties.DefinePropertyOrThrow(realm, constructor, "prototype", {
    value: TTYPrototype,
    writable: true,
    enumerable: false,
    configurable: false
  });

  obj.defineNativeMethod("guessHandleType", 0, function (context, args) {
    var fd = _singletons.To.ToInteger(realm, args[0]);
    return new _index.StringValue(realm, nativeTTYWrap.guessHandleType(fd));
    // TODO: Make this abstract so that changing the pipe at runtime is
    // possible. Currently this causes an introspection error.

    // let types = new TypesDomain(StringValue);
    // let values = new ValuesDomain(new Set([
    //   new StringValue(realm, "TCP"),
    //   new StringValue(realm, "TTY"),
    //   new StringValue(realm, "UDP"),
    //   new StringValue(realm, "FILE"),
    //   new StringValue(realm, "PIPE"),
    //   new StringValue(realm, "UNKNOWN")
    // ]));
    // let buildNode = buildExpressionTemplate(
    //   `(process.binding('tty_wrap').guessHandleType(${fd}))`
    // )(this.realm.preludeGenerator);
    // return realm.createAbstract(types, values, [], buildNode, undefined, `(process.binding('tty_wrap').guessHandleType(${fd}))`);
  });

  obj.defineNativeMethod("isTTY", 0, function (context, args) {
    var fd = _singletons.To.ToInteger(realm, args[0]);
    var isTTYtemplateSrc = "(process.binding('tty_wrap').isTTY(" + fd + "))";
    var isTTYtemplate = (0, _builder2.default)(isTTYtemplateSrc);
    var val = _index.AbstractValue.createFromTemplate(realm, isTTYtemplate, _index.BooleanValue, [], isTTYtemplateSrc);
    val.intrinsicName = isTTYtemplateSrc;
    return val;
  });
  // TODO: Implement the rest of this protocol.
  return obj;
}

function initializeSignalWrap(realm) {
  // TODO: Implement more of this protocol. When doing so, we'll likely need to
  // forward it to the native implementation.
  // let nativeSignalWrap = process.binding("signal_wrap");
  var obj = new _index.ObjectValue(realm, realm.intrinsics.ObjectPrototype, "process.binding('signal_wrap')");

  var constructor = new _index.NativeFunctionValue(realm, "process.binding('signal_wrap').Signal", "Signal", 0, function (context, args) {
    return realm.intrinsics.undefined;
  });
  _singletons.Properties.OrdinaryDefineOwnProperty(realm, obj, "Signal", {
    value: constructor,
    writable: true,
    enumerable: true,
    configurable: true
  });

  var SignalPrototype = new _index.ObjectValue(realm, realm.intrinsics.ObjectPrototype, "process.binding('signal_wrap').Signal.prototype");
  SignalPrototype.defineNativeMethod("unref", 0, function (context, args) {
    // TODO: Track the side-effect of this.
    return realm.intrinsics.undefined;
  });
  SignalPrototype.defineNativeMethod("start", 0, function (context, args) {
    // TODO: Track the side-effect of this.
    return realm.intrinsics.undefined;
  });
  SignalPrototype.defineNativeMethod("close", 0, function (context, args) {
    // TODO: Track the side-effect of this.
    return realm.intrinsics.undefined;
  });

  _singletons.Properties.DefinePropertyOrThrow(realm, constructor, "prototype", {
    value: SignalPrototype,
    writable: true,
    enumerable: false,
    configurable: false
  });

  // TODO
  return obj;
}

function initializeStreamWrap(realm) {
  // let nativeStreamWrap = process.binding("stream_wrap");
  var obj = new _index.ObjectValue(realm, realm.intrinsics.ObjectPrototype, "process.binding('stream_wrap')");

  var constructor = new _index.NativeFunctionValue(realm, "process.binding('stream_wrap').WriteWrap", "WriteWrap", 0, function (context, args) {
    return realm.intrinsics.undefined;
  });
  _singletons.Properties.OrdinaryDefineOwnProperty(realm, obj, "WriteWrap", {
    value: constructor,
    writable: true,
    enumerable: true,
    configurable: true
  });

  var WriteWrapPrototype = new _index.ObjectValue(realm, realm.intrinsics.ObjectPrototype, "process.binding('stream_wrap').WriteWrap.prototype");
  WriteWrapPrototype.defineNativeMethod("unref", 0, function (context, args) {
    // TODO: Track the side-effect of this.
    return realm.intrinsics.undefined;
  });

  _singletons.Properties.DefinePropertyOrThrow(realm, constructor, "prototype", {
    value: WriteWrapPrototype,
    writable: true,
    enumerable: false,
    configurable: false
  });

  var ShutdownWrap = createAbstractValue(realm, _index.FunctionValue, "process.binding('stream_wrap').ShutdownWrap");
  _singletons.Properties.DefinePropertyOrThrow(realm, obj, "ShutdownWrap", {
    value: ShutdownWrap,
    writable: true,
    configurable: true,
    enumerable: true
  });

  // TODO
  return obj;
}

function initializeFSEvent(realm) {
  var obj = new _index.ObjectValue(realm, realm.intrinsics.ObjectPrototype, "process.binding('fs_event_wrap')");
  var FSEvent = createAbstractValue(realm, _index.FunctionValue, "process.binding('fs_event_wrap').FSEvent");
  _singletons.Properties.DefinePropertyOrThrow(realm, obj, "FSEvent", {
    value: FSEvent,
    writable: true,
    configurable: true,
    enumerable: true
  });

  // TODO
  return obj;
}

function initializeURL(realm) {
  var obj = new _index.ObjectValue(realm, realm.intrinsics.ObjectPrototype);
  // TODO
  return obj;
}

function initializeUtil(realm) {
  var obj = new _index.ObjectValue(realm, realm.intrinsics.ObjectPrototype, 'process.binding("util")');
  obj.defineNativeMethod("isUint8Array", 0, function (context, args) {
    var arr = args[0];
    if (arr instanceof _index.ObjectValue && arr.$TypedArrayName === "Uint8Array") {
      return realm.intrinsics.true;
    }
    return realm.intrinsics.false;
  });
  (0, _utils.copyProperty)(realm, process.binding("util"), obj, "pushValToArrayMax", new _index.NumberValue(realm, process.binding("util").pushValToArrayMax, 'process.binding("util").pushValToArrayMax'));
  // TODO
  return obj;
}

function createAbstractValue(realm, type, intrinsicName) {
  var template = (0, _builder2.default)(intrinsicName);
  var val = _index.AbstractValue.createFromTemplate(realm, template, _index.ObjectValue, [], intrinsicName);
  val.values = new _index3.ValuesDomain(new Set([new _index.ObjectValue(realm)]));
  val.intrinsicName = intrinsicName;
  return val;
}

function createIntrinsicArrayValue(realm, intrinsicName) {
  // Like ArrayCreate but accepts an intrinsic name.
  var obj = new _index.ArrayValue(realm, intrinsicName);
  obj.setExtensible(true);
  _singletons.Properties.OrdinaryDefineOwnProperty(realm, obj, "length", {
    value: realm.intrinsics.zero,
    writable: true,
    enumerable: false,
    configurable: false
  });
  return obj;
}

function reverseConfigJSON(config) {
  // Hack to restore the gyp config format
  var json = JSON.stringify(process.config).replace(/"/g, "'");
  return "\n" + json;
}
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