tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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not-safe-integer.js (642B)

      1 // Copyright (c) 2016 The V8 Project authors. All rights reserved.
      2 // This code is governed by the BSD license found in the LICENSE file.
      3 
      4 /*---
      5 esid: sec-number.issafeinteger
      6 description: >
      7  Return false if argument is not a safe integer
      8 info: |
      9  Number.isSafeInteger ( number )
     10 
     11  [...]
     12  3. Let integer be ToInteger(number).
     13  4. If integer is not equal to number, return false.
     14  5. If abs(integer) ≤ 2**53-1, return true.
     15  6. Otherwise, return false.
     16 ---*/
     17 
     18 assert.sameValue(Number.isSafeInteger(9007199254740992), false, "2**53");
     19 assert.sameValue(Number.isSafeInteger(-9007199254740992), false, "-(2**53)");
     20 
     21 reportCompare(0, 0);