syntax_data: {"ast_node_type":"other","tokens":[{"end":41,"kind":"keyword","start":0,"text":"///"}]}
source_snippet:     /// to put this logic in the visitor.
context_before:     /// and even the full `Inline` doesn't call `visit_body`, so there's nowhere
context_after:     pub(super) fn add_function_level_costs(&mut self) {