syntax_data: {"ast_node_type":"other","tokens":[{"end":109,"kind":"keyword","start":0,"text":"matches!(rhs.kind(),"}]}
source_snippet:                 matches!(rhs.kind(), ty::Pat(rhs_ty, _) if self.types_may_unify_inner(lhs_ty, rhs_ty, depth))
context_before:                 // FIXME(pattern_types): take pattern into account
context_after:             }