text: // Copyright 2016 Microsoft, Inc. All rights reserved.
  // This code is governed by the BSD license found in the LICENSE file.
  
  /*---
  author: Brian Terlson <brian.terlson@microsoft.com>
  esid: sec-function.prototype.tostring
  description: >
    Function.prototype.toString on an async function created with the
    AsyncFunction constructor.
  features: [async-functions]
  includes: [nativeFunctionMatcher.js]
  ---*/
  async function f() {}
  var AsyncFunction = f.constructor;
  var g = /* before */AsyncFunction("a", " /* a */ b, c /* b */ //", "/* c */ ; /* d */ //")/* after */; 
  assertToStringOrNativeFunction(g, "async function anonymous(a, /* a */ b, c /* b */ //\n) {\n/* c */ ; /* d */ //\n}");
  