syntax_data: {"ast_node_type":"other","tokens":[{"end":66,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:                 // FIXME(pattern_types): take pattern into account
context_before:             ty::Pat(lhs_ty, _) => {
context_after:                 matches!(rhs.kind(), ty::Pat(rhs_ty, _) if self.types_may_unify_inner(lhs_ty, rhs_ty, depth))