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1 // One can set onPop handlers on some frames but not others. |
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2 var g = newGlobal(); |
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3 g.eval("function f(n) { if (n > 0) f(n-1); else debugger; }"); |
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4 var dbg = new Debugger(g); |
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5 var log; |
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6 |
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7 Debugger.Frame.prototype.nthOlder = function nthOlder(n) { |
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8 var f = this; |
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9 while (n-- > 0) |
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10 f = f.older; |
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11 return f; |
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12 }; |
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13 |
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14 dbg.onEnterFrame = function handleEnter(f) { |
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15 log += "(" + f.arguments[0]; |
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16 }; |
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17 |
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18 function makePopHandler(n) { |
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19 return function handlePop(c) { |
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20 log += ")" + this.arguments[0]; |
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21 assertEq(this.arguments[0], n); |
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22 }; |
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23 } |
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24 |
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25 dbg.onDebuggerStatement = function handleDebugger(f) { |
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26 // Set onPop handers on some frames, and leave others alone. Vary the |
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27 // spacing. |
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28 f.nthOlder(2).onPop = makePopHandler(2); |
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29 f.nthOlder(3).onPop = makePopHandler(3); |
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30 f.nthOlder(5).onPop = makePopHandler(5); |
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31 f.nthOlder(8).onPop = makePopHandler(8); |
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32 f.nthOlder(13).onPop = makePopHandler(13); |
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33 }; |
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34 |
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35 log = ''; |
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36 g.f(20); |
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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"); |