syntax_data: {"ast_node_type":"function","tokens":[{"end":75,"kind":"keyword","start":0,"text":"pub"}]}
source_snippet:     pub fn outer_expn_is_descendant_of(self, ctxt: SyntaxContext) -> bool {
context_before:     #[inline]
context_after:         HygieneData::with(|data| data.is_descendant_of(self, data.outer_expn(ctxt)))