gap method
Implementation
Column gap(double gap) {
return Column(
key: key,
mainAxisAlignment: mainAxisAlignment,
mainAxisSize: mainAxisSize,
crossAxisAlignment: crossAxisAlignment,
textDirection: textDirection,
verticalDirection: verticalDirection,
textBaseline: textBaseline,
children: join(
children,
SizedBox(height: gap),
).toList(growable: false),
);
}