This wouldn't make sense in a document because there is only one top-level node. In a fragment, we can't insert to the left like we do in this situation if the node is top-level. We need logic to just return the nodes and merge them into the rest of the fragment's top-level nodes.
This wouldn't make sense in a document because there is only one top-level node. In a fragment, we can't insert to the left like we do in this situation if the node is top-level. We need logic to just return the nodes and merge them into the rest of the fragment's top-level nodes.