syntax_data: {"ast_node_type":"variable","tokens":[{"end":68,"kind":"keyword","start":0,"text":"let"}]}
source_snippet:         let move_path_children = &move_data.move_paths[child_index];
context_before:     while let Some(child_index) = next_child {
context_after:         if let Some(&elem) = move_path_children.place.projection.last() {