reporterror.js

function reportError(error, message) {
	message = message || '';
	console.error(
		'ERROR: ' + message + ' [' + error.toString() + ']\n' +
		'\nName:\t\t' + (error.name || '-') +
		'\nMessage:\t' + (error.message || '-') +
		'\nFile:\t\t\t' + (error.fileName || '-') +
		'\nSource:\t\t' + ((error.toSource && error.toSource()) || '-') +
		'\nLine #:\t\t' + (error.lineNumber || '-') +
		'\nColumn #:\t' + (error.columnNumber || '-') +
		'\n\nStack:\n\n' + (error.stack || '-'));
}

window.onerror = function (message, filename, lineno, colno, error) {
	error.fileName = error.fileName || filename || null;
	error.lineNumber = error.lineNumber || lineno || null;
	error.columnNumber = error.columnNumber || colno || null;
	reportError(error, 'Uncatched Exception');
};