public static Catalog getByName(String catalogName) {
		CatalogRef catalogRef = CatalogRef.get(simplifyRef(catalogName));
		if (catalogRef != null) {
			return getByRef(catalogRef.catalogRef);
		} else {
			throw new ExitException(EXIT_INVALID_INPUT, "Unknown catalog '" + catalogName + "'");
		}
	}
Load a Catalog given the name of a previously registered Catalog

@param catalogName The name of a registered
@return An Aliases object
src/main/java/dev/jbang/catalog/Catalog.java