Method asMap_get

src/main/java/fieldbox/boxes/plugins/Pseudo.java:738–752

(String s)

		@Override
		public Object asMap_get(String s) {
			Dict.Prop<?> p = new Dict.Prop(s);

			for (Box b : on.parents()) {
				Optional<?> q = b.breadthFirst(b.upwards())
					.filter(x -> x.properties.has(p))
					.map(x -> x.properties.get(p))
					.findFirst();

				if (q.isPresent()) return q.get();
			}

			return null;
		}

	}