tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
Log | Files | Refs | README | LICENSE

function-constructor.js (981B)

      1 // Copyright (C) 2019 Leo Balter. All rights reserved.
      2 // This code is governed by the BSD license found in the LICENSE file.
      3 
      4 /*---
      5 esid: pending
      6 description: >
      7    Hashbang comments should not be allowed in function evaluator contexts.
      8 info: |
      9    HashbangComment::
     10      #! SingleLineCommentChars[opt]
     11 features: [hashbang]
     12 ---*/
     13 
     14 const AsyncFunction = (async function (){}).constructor;
     15 const GeneratorFunction = (function *(){}).constructor;
     16 const AsyncGeneratorFunction = (async function *(){}).constructor;
     17 for (const ctor of [
     18  Function,
     19  AsyncFunction,
     20  GeneratorFunction,
     21  AsyncGeneratorFunction,
     22 ]) {
     23  assert.throws(SyntaxError, () => ctor('#!\n_', ''), `${ctor.name} Call argument`);
     24  assert.throws(SyntaxError, () => ctor('#!\n_'), `${ctor.name} Call body`);
     25  assert.throws(SyntaxError, () => new ctor('#!\n_', ''), `${ctor.name} Construct argument`);
     26  assert.throws(SyntaxError, () => new ctor('#!\n_'), `${ctor.name} Construct body`);
     27 }
     28 
     29 reportCompare(0, 0);