syntax_data: {"ast_node_type":"variable","tokens":[{"end":63,"kind":"keyword","start":0,"text":"let"}]}
source_snippet:         let name = p.tcx().associated_item(self.def_id).name();
context_before:     ty::ExistentialProjection<'tcx> {
context_after:         // The args don't contain the self ty (as it has been erased) but the corresp.