tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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private-identifiers-not-empty.js (1075B)


      1 // Copyright (C) 2019 Caio Lima (Igalia SL). All rights reserved.
      2 // This code is governed by the BSD license found in the LICENSE file.
      3 /*---
      4 esid: sec-evaldeclarationinstantiation
      5 description: EvalDeclarationInstantiation throws SyntaxError if there is some invalid private identifier on its body
      6 info: |
      7  EvalDeclarationInstantiation(body, varEnv, lexEnv, privateEnv, strict)
      8    ...
      9    6. Let privateIdentifiers be an empty List.
     10    7. Let privateEnv be privateEnv.
     11    8. Repeat while privateEnv is not null,
     12      a. For each binding named N in privateEnv,
     13        i. If privateIdentifiers does not contain N, append N to privateIdentifiers.
     14      b. Let privateEnv be privateEnv's outer environment reference.
     15    9. If AllPrivateIdentifiersValid of body with the argument privateIdentifiers is false, throw a SyntaxError exception.
     16    ...
     17 features: [class-fields-private]
     18 ---*/
     19 
     20 assert.throws(SyntaxError, function() {
     21  let o = {};
     22  eval("o.#f");
     23 }, 'It should be a SyntaxError if AllPrivateIdentifiersValid returns false to eval body');
     24 
     25 
     26 reportCompare(0, 0);