fmtDateTime function
Formats a DateTime as HH:mm:ss.mmm for inspector metadata rows.
Implementation
String fmtDateTime(DateTime dt) => '${dt.hour.toString().padLeft(2, '0')}:'
'${dt.minute.toString().padLeft(2, '0')}:'
'${dt.second.toString().padLeft(2, '0')}.'
'${dt.millisecond.toString().padLeft(3, '0')}';