@Nonnull
	public DirectoryPathNode child(@Nullable String directory) {
		return new DirectoryPathNode(this, directory == null ? "" : directory);
	}
@param directory
		Directory to wrap in path node.

@return Path node of directory, with the current bundle as parent.
recaf-core/src/main/java/software/coley/recaf/path/BundlePathNode.java