prepack/lib/values/NumberValue.js

Execute a JS bundle, serialize global state and side effects to a snapshot that can be quickly restored.

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.IntegralValue = exports.NumberValue = undefined;

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

class NumberValue extends _index.PrimitiveValue {
  constructor(realm, value, intrinsicName) {
    super(realm, intrinsicName);

    this.value = value;
  }

  equals(x) {
    return x instanceof NumberValue && this.value === x.value;
  }

  getHash() {
    let num = Math.abs(this.value);
    if (num < 100) num *= 10000000;
    return num | 0; // make a 32-bit integer out of this and get rid of NaN
  }

  mightBeFalse() {
    return this.value === 0 || isNaN(this.value);
  }

  throwIfNotConcreteNumber() {
    return this;
  }

  _serialize() {
    return this.value;
  }

  toDisplayString() {
    return this.value.toString();
  }
}

exports.NumberValue = NumberValue; /**
                                    * 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.
                                    */

class IntegralValue extends NumberValue {
  constructor(realm, value, intrinsicName) {
    super(realm, value, intrinsicName);
  }

  static createFromNumberValue(realm, value, intrinsicName) {
    return Number.isInteger(value) ? new IntegralValue(realm, value, intrinsicName) : new NumberValue(realm, value, intrinsicName);
  }
}
exports.IntegralValue = IntegralValue;
//# sourceMappingURL=NumberValue.js.map