toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (customDoorsOpenLabel != null)
'customDoorsOpenLabel': customDoorsOpenLabel!,
if (doorsOpen != null) 'doorsOpen': doorsOpen!,
if (doorsOpenLabel != null) 'doorsOpenLabel': doorsOpenLabel!,
if (end != null) 'end': end!,
if (kind != null) 'kind': kind!,
if (start != null) 'start': start!,
};