environment.js

/* globals shimNS */
var window = this; // eslint-disable-line no-var, no-unused-vars
var self = this; // eslint-disable-line no-var
self.parent = self;

(function () {
    const nonEnumerables = ['IDBVersionChangeEvent', 'IDBRequest', 'IDBOpenDBRequest', 'IDBTransaction', 'IDBKeyRange', 'IDBCursor', 'IDBCursorWithValue', 'IDBDatabase', 'IDBObjectStore', 'IDBIndex', 'IDBFactory', 'indexedDB'];
    nonEnumerables.concat(
        // Needed early by testing framework
        'clearTimeout', 'setTimeout',
        'addEventListener', 'document'
    ).forEach(function (prop) {
        // Isn't working for 'indexedDB' and its getter; see <https://github.com/axemclion/IndexedDBShim/issues/280>
        Object.defineProperty(this, prop, Object.getOwnPropertyDescriptor(shimNS.window, prop));
    }, this);
}());