Handling Javascript Exceptions by Adobe John Brinkman

    /**
     * Produces a human readable stack trace
     *
     * @param   stack
     *          Unformatted Stack string from {exObject}.stack
     * @return  {String}
     *          Formatted stack string
     * @author  John Brinkman
     *          http://blogs.adobe.com/formfeed/2009/03/handling_javascript_exceptions.html
     * @remark  extra infos
     *          Piece of code extracted from pdf and reused in thunderbayes.googlecode.com
     *          to generate a stack trace for auto reporting to the issue tracker
     */
    stackRead: function (stack) {
        "use strict";
        var vLineNumber, vParts, vFunctionName, vDetails, i, j, vLines, vStack = "";
        vLines = stack.split("\n");
        for (i = 0; i < vLines.length; i += 1) {
            if (vLines[i].length > 0) {
                vParts = vLines[i].split("@");
                vFunctionName = vParts[0];
                vDetails = vParts[1].split(":");
                vLineNumber = vDetails[vDetails.length - 1];
                if (vLineNumber !== "0") {
                    vStack += "line: " + vLineNumber;
                    if (vFunctionName.length > 0) {
                        vStack += " of " + vFunctionName;
                    }
                    if (vDetails.length > 2) {
                        vStack += " in the " + vDetails[vDetails.length - 2];
                        // Construct a SOM expression of the host object
                        for (j = 2; j < vDetails.length - 2; j += 1) {
                            if (j > 2) {
                                vStack += ".";
                            }
                            vStack += vDetails[j].replace("[0]", "");
                        }
                    }
                    vStack += "\n";
                }
            }
        }
        return vStack;
    },