Source: lib/debug/asserts.js

  1. /*! @license
  2.  * Shaka Player
  3.  * Copyright 2016 Google LLC
  4.  * SPDX-License-Identifier: Apache-2.0
  5.  */
  7. goog.provide('goog.asserts');
  10. /**
  11.  * @summary An assertion framework which is compiled out for deployment.
  12.  *   NOTE: this is not the closure library version.  This uses the same name so
  13.  *   the closure compiler will be able to use the conditions to assist type
  14.  *   checking.
  15.  */
  16. goog.asserts = class {
  17.   /**
  18.    * @param {*} val
  19.    * @param {string} message
  20.    */
  21.   static assert(val, message) {}
  22. };
  25. /**
  26.  * @define {boolean} true to enable asserts, false otherwise.
  27.  */
  28. goog.asserts.ENABLE_ASSERTS = goog.DEBUG;
  31. // Install assert functions.
  32. if (goog.asserts.ENABLE_ASSERTS) {
  33.   if (console.assert && console.assert.bind) {
  34.     // eslint-disable-next-line no-restricted-syntax
  35.     goog.asserts.assert = console.assert.bind(console);
  36.   }
  37. }