syntax_data: {"ast_node_type":"other","tokens":[{"end":32,"kind":"keyword","start":0,"text":"if"}]}
source_snippet:         if root_node.is_some() {
context_before:         let mut needs_block = IndexVec::from_elem(Block::None, &self.drop_nodes);
context_after:             // In some cases (such as drops for `continue`) the root node