tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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duplicate-singleton-variant.js (1314B)

      1 // |reftest| skip-if(!this.hasOwnProperty("Intl"))
      2 
      3 /* This Source Code Form is subject to the terms of the Mozilla Public
      4 * License, v. 2.0. If a copy of the MPL was not distributed with this
      5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
      6 
      7 // Check for duplicate variants and singletons case-insensitively, but don't
      8 // check in privateuse components.
      9 
     10 function checkInvalidLocale(locale)
     11 {
     12  try
     13  {
     14    new Intl.NumberFormat(locale);
     15    throw new Error("didn't throw");
     16  }
     17  catch (e)
     18  {
     19    assertEq(e instanceof RangeError, true,
     20             "expected RangeError for locale '" + locale + "', got " + e);
     21  }
     22 }
     23 
     24 var badLocales =
     25  [
     26   "en-u-foo-U-foo",
     27   "en-tester-Tester",
     28   "en-tesTER-TESter",
     29   "de-DE-u-kn-true-U-kn-true",
     30   "ar-u-foo-q-bar-u-baz",
     31   "ar-z-moo-u-foo-q-bar-z-eit-u-baz",
     32  ];
     33 
     34 for (var locale of badLocales)
     35  checkInvalidLocale(locale);
     36 
     37 // Fully-privateuse locales are rejected.
     38 for (var locale of badLocales)
     39  assertThrowsInstanceOf(() => new Intl.NumberFormat("x-" + locale), RangeError);
     40 
     41 // Locales with trailing privateuse also okay.
     42 for (var locale of badLocales)
     43 {
     44  new Intl.NumberFormat("en-x-" + locale).format(5);
     45  new Intl.NumberFormat("en-u-foo-x-u-" + locale).format(5);
     46 }
     47 
     48 if (typeof reportCompare === "function")
     49  reportCompare(true, true);