syntax_data: {"ast_node_type":"other","tokens":[{"end":91,"kind":"keyword","start":0,"text":"match"}]}
source_snippet:                     match project::poly_project_and_unify_term(self, &project_obligation) {
context_before:                     let project_obligation = obligation.with(self.tcx(), data);
context_after:                         ProjectAndUnifyResult::Holds(mut subobligations) => {