syntax_data: {"ast_node_type":"function","tokens":[{"end":94,"kind":"keyword","start":0,"text":"fn"}]}
source_snippet: fn check_borrow_conflicts_in_at_patterns<'tcx>(cx: &MatchVisitor<'_, 'tcx>, pat: &Pat<'tcx>) {
context_before: /// This analysis is *not* subsumed by NLL.
context_after:     // Extract `sub` in `binding @ sub`.