fuchsia/runners/cast/queryable_data_bindings.js

// Copyright 2019 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

if (!cast)
  var cast = new Object;

if (!cast.__platform__)
  cast.__platform__ = new Object;

cast.__platform__.__queryPlatformValueStore__ = new class {
  mergeValues(values) {
    for (var key in values)
      this.values_[key] = values[key];
  }

  getValue(key) {
    if (!this.values_.hasOwnProperty(key)) {
      console.error('Unknown platformValue: ' + key);
      return null;
    }
    return this.values_[key];
  }

  values_ = {};
};

cast.__platform__.queryPlatformValue =
    cast.__platform__.__queryPlatformValueStore__.getValue.bind(
        cast.__platform__.__queryPlatformValueStore__);