Frame-this-05.js - mozsearch

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// Frame.this and evalInFrame in the global scope.

var g = newGlobal({newCompartment: true});

g.eval("x = 4; this['.this'] = 222;");

var dbg = new Debugger(g);

var res;

dbg.onDebuggerStatement = function (frame) {

    res = frame.eval("this.x").return;

    res += frame.this.unsafeDereference().x;

};

g.eval("debugger;");

assertEq(res, 8);

// And inside eval.

g.eval("x = 3; eval('debugger')");

assertEq(res, 6);

g.eval("x = 2; eval('eval(\\'debugger\\')')");

assertEq(res, 4);

// And inside arrow functions.

g.eval("x = 1; (() => { debugger; })()");

assertEq(res, 2);

g.eval("x = 5; (() => { eval('debugger'); })()");

assertEq(res, 10);