syntax_data: {"ast_node_type":"other","tokens":[{"end":79,"kind":"keyword","start":0,"text":"self.with_ctxt(SyntaxContext::root().apply_mark(expn_id,"}]}
source_snippet:         self.with_ctxt(SyntaxContext::root().apply_mark(expn_id, transparency))
context_before:     fn with_ctxt_from_mark(self, expn_id: ExpnId, transparency: Transparency) -> Span {
context_after:     }