tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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hasnativemethodpure-optimization.js (732B)

      1 load(libdir + "asserts.js");
      2 
      3 let string = Object.defineProperty(new String("123"), "valueOf", {
      4    get: function() { throw "get-valueOf"; }
      5 });
      6 assertThrowsValue(() => "" + string, "get-valueOf");
      7 
      8 string = Object.defineProperty(new String("123"), "toString", {
      9    get: function() { throw "get-toString"; }
     10 });
     11 assertThrowsValue(() => string.toLowerCase(), "get-toString");
     12 
     13 string = Object.defineProperty(new String("123"), Symbol.toPrimitive, {
     14    get: function() { throw "get-toPrimitive"; }
     15 });
     16 assertThrowsValue(() => string.toLowerCase(), "get-toPrimitive");
     17 
     18 let number = Object.defineProperty(new Number(123), "valueOf", {
     19    get: function() { throw "get-valueOf"; }
     20 });
     21 assertThrowsValue(() => +number, "get-valueOf");