prepack/lib/values/StringValue.js

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;

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

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

/**
 * 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.
 */

/*  strict-local */
class StringValue extends _index2.PrimitiveValue {
  constructor(realm, value, intrinsicName) {
    super(realm, intrinsicName);
    this.value = value;
  }

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

  getHash() {
    return (0, _index.hashString)(this.value);
  }

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

  throwIfNotConcreteString() {
    return this;
  }

  _serialize() {
    return this.value;
  }

  toDisplayString() {
    // TODO: proper escaping
    return `"${this.value}"`;
  }

}

exports.default = StringValue;
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