in src/js/timingDiagram.js [3:9]
function addDataTableRow(dataTable, callName, callPartName, startDate, endDate) {
if (startDate <= endDate) {
dataTable.addRow([callName, callPartName, startDate, endDate]);
} // else {
// console.error("Unable to add '" + callName + "'s entry: '" + callPartName + "' because start-time '" + startDate + "'' is greater than end-time '" + endDate + "'");
//}
}