syntax_data: {"ast_node_type":"variable","tokens":[{"end":83,"kind":"keyword","start":0,"text":"let"}]}
source_snippet:                 let obligations = self.nominal_obligations(data.def_id, data.args);
context_before:             ty::Alias(ty::Projection | ty::Opaque | ty::Free, data) => {
context_after:                 self.out.extend(obligations);