Thu, 22 Jan 2015 13:21:57 +0100
Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6
1 // One can set onPop handlers on some frames but not others.
2 var g = newGlobal();
3 g.eval("function f(n) { if (n > 0) f(n-1); else debugger; }");
4 var dbg = new Debugger(g);
5 var log;
7 Debugger.Frame.prototype.nthOlder = function nthOlder(n) {
8 var f = this;
9 while (n-- > 0)
10 f = f.older;
11 return f;
12 };
14 dbg.onEnterFrame = function handleEnter(f) {
15 log += "(" + f.arguments[0];
16 };
18 function makePopHandler(n) {
19 return function handlePop(c) {
20 log += ")" + this.arguments[0];
21 assertEq(this.arguments[0], n);
22 };
23 }
25 dbg.onDebuggerStatement = function handleDebugger(f) {
26 // Set onPop handers on some frames, and leave others alone. Vary the
27 // spacing.
28 f.nthOlder(2).onPop = makePopHandler(2);
29 f.nthOlder(3).onPop = makePopHandler(3);
30 f.nthOlder(5).onPop = makePopHandler(5);
31 f.nthOlder(8).onPop = makePopHandler(8);
32 f.nthOlder(13).onPop = makePopHandler(13);
33 };
35 log = '';
36 g.f(20);
37 assertEq(log, "(20(19(18(17(16(15(14(13(12(11(10(9(8(7(6(5(4(3(2(1(0)2)3)5)8)13");