syntax_data: {"ast_node_type":"other","tokens":[{"end":75,"kind":"keyword","start":0,"text":"///"}]}
source_snippet:     /// Keep this small (currently 32-bits), as AST contains a lot of them.
context_before:     ///
context_after:     #[derive(Clone, Copy, PartialEq, Eq, Hash, PartialOrd, Ord, Debug)]