onlyRight method
Redondea solo las esquinas del lado derecho (topRight + bottomRight)
Ejemplo:
AppRadiusPartial._().onlyRight(16.0)
// BorderRadius.only(topRight: Radius.circular(16.0), bottomRight: Radius.circular(16.0))
Implementation
BorderRadius onlyRight(double radius) => BorderRadius.only(
topRight: Radius.circular(radius),
bottomRight: Radius.circular(radius),
);