default Stream<Shape> shapes(Model model, StartingContext context) {
        return matches(model, context).map(ShapeMatch::getShape);
    }
Returns a stream of shapes in a model that match the selector.

@param model   Model to match the selector against.
@param context Selector starting environment context.
@return Returns a stream of matching shapes.
smithy-model/src/main/java/software/amazon/smithy/model/selector/Selector.java