syntax_data: {"ast_node_type":"variable","tokens":[{"end":59,"kind":"keyword","start":0,"text":"if"}]}
source_snippet:                 if let ty::ReBound(index, bv) = re.kind() {
context_before:             let shifted_alias_ty = fold_regions(self.tcx, unshifted_alias_ty, |re, depth| {
context_after:                     if depth != ty::INNERMOST {