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1 "use strict"; |
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2 const Cc = Components.classes; |
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3 const Ci = Components.interfaces; |
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4 const Cu = Components.utils; |
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5 const Cr = Components.results; |
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6 |
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7 const { devtools } = Cu.import("resource://gre/modules/devtools/Loader.jsm", {}); |
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8 const { require } = devtools; |
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9 |
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10 this.sourceMap = require("source-map"); |
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11 this.acorn = require("acorn/acorn"); |
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12 this.prettyFast = require("devtools/pretty-fast"); |
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13 const { console } = Cu.import("resource://gre/modules/devtools/Console.jsm", {}); |
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14 |
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15 // Register a console listener, so console messages don't just disappear |
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16 // into the ether. |
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17 let errorCount = 0; |
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18 let listener = { |
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19 observe: function (aMessage) { |
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20 errorCount++; |
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21 try { |
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22 // If we've been given an nsIScriptError, then we can print out |
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23 // something nicely formatted, for tools like Emacs to pick up. |
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24 var scriptError = aMessage.QueryInterface(Ci.nsIScriptError); |
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25 dump(aMessage.sourceName + ":" + aMessage.lineNumber + ": " + |
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26 scriptErrorFlagsToKind(aMessage.flags) + ": " + |
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27 aMessage.errorMessage + "\n"); |
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28 var string = aMessage.errorMessage; |
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29 } catch (x) { |
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30 // Be a little paranoid with message, as the whole goal here is to lose |
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31 // no information. |
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32 try { |
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33 var string = "" + aMessage.message; |
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34 } catch (x) { |
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35 var string = "<error converting error message to string>"; |
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36 } |
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37 } |
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38 |
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39 do_throw("head_pretty-fast.js got console message: " + string + "\n"); |
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40 } |
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41 }; |
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42 |
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43 let consoleService = Cc["@mozilla.org/consoleservice;1"].getService(Ci.nsIConsoleService); |
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44 consoleService.registerListener(listener); |
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45 |