tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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Frame-environment-04.js (348B)

      1 // frame.environment can be called from the onEnterFrame hook.
      2 
      3 var g = newGlobal({newCompartment: true});
      4 g.eval("function f(x) { return 2 * x; }");
      5 var dbg = Debugger(g);
      6 var hits = 0;
      7 dbg.onEnterFrame = function (frame) {
      8    assertEq(frame.environment.names().join(","), "arguments,x");
      9    hits++;
     10 };
     11 assertEq(g.f(22), 44);
     12 assertEq(hits, 1);