_formatErrorMessageSN.js

 /**
     * Normalzies exception string for logging
     * @param {Exception} e 
     * @returns {string} message
     * @private
     */
{
_formatErrorMessage: function (e) {

        try {
            if (e instanceof Error) {
                if (!gs.nil(e.name) && !gs.nil(e.lineNumber)) {
                    e.name += "(" + e.lineNumber + ")";
                }
                return e.toString();
            }
            if (typeof e === "string") {
                return e;
            }
        } catch (e) {
            return "_formatErrorMessage: fail.";
        }

    }
}