Function Error.report

Create a comprehensive error report for logging.

• Syntax String Error.report(Function f , Error e , Number v )
  
  This function will create an error report including information on
  
  The error object
  The client (window.navigator)
  A stack trace (Safari not supported)
  The event object if one exists.
  
• Parameters

  Function f

  The function which raised the error

  Error e

  The error object which was thrown

  Number v

  The verbosity of the report - a number between 0 and 4. For details on what is reported see the related functions.

• Return value A full report of variables and functions relevant to the error.
• Download
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  Source

  Unless otherwise noted all code in the JSLab Standard Library is licensed as GPLv3. See http://www.gnu.org/licenses/gpl.html for the entire license.

  This function has dependencies and will not work stand-alone. Use the download button above instead of copy/paste.

  // ************************************************************************** // Copyright 2007 - 2009 Tavs Dokkedahl // Contact: http://www.jslab.dk/contact.php // // This file is part of the JSLab Standard Library (JSL) Program. // // JSL is free software; you can redistribute it and/or modify // it under the terms of the GNU General Public License as published by // the Free Software Foundation; either version 3 of the License, or // any later version. // // JSL is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // // You should have received a copy of the GNU General Public License // along with this program. If not, see <http://www.gnu.org/licenses/>. // *************************************************************************** // Create report Error.report = function(func, error, ver) { // Default verbosity level is 1 ver = ver !== undefined ? ver : 1; var evt = null; if (func.arguments && func.arguments[0] && func.arguments[0].eventPhase !== undefined) evt = func.arguments[0]; else if (window.event) evt = window.event; var s = ''; try { s = 'Error info' + Error.Separator; s += 'Name: ' + error.name + '\n'; s += 'Message: ' + error.message + '\n'; s += 'File: ' + Error.getFilename(error); s += 'Line: ' + Error.getLinenumber(error) + Error.Separator; s += Error.getClientInfo(ver); s += Error.getStackTrace(func,error,ver); s += Error.getEventInfo(evt,ver); } catch(e) { s = 'An error occured in the error handler itself. To avoid endless recursion the error handler is terminating.' + (s ? '\nDumping available information on initial error:' + Error.Separator + s : ''); } return 'JSLab Error Report GPLv3 (http://www.jslab.dk/library.error.php)\nVerbosity level: ' + ver + Error.Separator + s + 'End of error report.'; };