syntax_data: {"ast_node_type":"other","tokens":[{"end":65,"kind":"keyword","start":0,"text":"///"}]}
source_snippet:     /// the usual logic to figure this out from the crate itself.
context_before:     /// If set, have the linker export exactly these symbols, instead of using
context_after:     pub override_export_symbols: Option<StaticCow<[StaticCow<str>]>>,