toColumn method
Implementation
Widget? toColumn([Widget ifEmpty()?]) {
final columnItems = (this ?? [])
/// We accept non blank strings and non-null everything elses
.where((final _) =>
(_ is! String && _ != null) || (_ is String && _.isNotNullOrBlank));
if (columnItems.isEmpty) {
return null;
} else {
return column([
for (final line in columnItems) textOrNull(line)!,
]);
}
}