syntax_data: {"ast_node_type":"function","tokens":[{"end":78,"kind":"keyword","start":0,"text":"pub"}]}
source_snippet:     pub fn static_mutability(self, def_id: DefId) -> Option<hir::Mutability> {
context_before:     #[inline]
context_after:         if let DefKind::Static { mutability, .. } = self.def_kind(def_id) {