call method
Implementation
@override
Object? call(Interpreter interpreter, List<Object?> arguments,
Map<Symbol, Object?> namedArguments) {
Widget? child;
var childParsed = namedArguments[const Symbol('child')];
if (childParsed != null) {
child = childParsed as Widget;
}
double elevation =
parseDouble(namedArguments[const Symbol('elevation')]) ?? 16.0;
return Drawer(
child: child,
elevation: elevation,
);
}