syntax_data: {"ast_node_type":"other","tokens":[{"end":28,"kind":"keyword","start":0,"text":"///"}]}
source_snippet: /// ```ignore (illustrative)
context_before: /// Does the equivalent of
context_after: /// let v = self.iter().map(|p| p.try_fold_with(folder)).collect::<SmallVec<[_; 8]>>();