syntax_data: {"ast_node_type":"other","tokens":[{"end":88,"kind":"keyword","start":0,"text":"self.tcx().sess.source_map().span_to_embeddable_string(span)"}]}
source_snippet:                             self.tcx().sess.source_map().span_to_embeddable_string(span)
context_before:                             // into MIR. Hence we use the remapped path if available
context_after:                         )?;