syntax_data: {"ast_node_type":"other","tokens":[{"end":75,"kind":"keyword","start":0,"text":"self.parent.insert(grand_child_to_be,"}]}
source_snippet:                         self.parent.insert(grand_child_to_be, impl_def_id);
context_before:                     for &grand_child_to_be in &grand_children_to_be {
context_after:                     }