syntax_data: {"ast_node_type":"other","tokens":[{"end":82,"kind":"keyword","start":0,"text":"debug_assert_eq!(Category::of(&expr.kind),"}]}
source_snippet:                 debug_assert_eq!(Category::of(&expr.kind), Some(Category::Place));
context_before:             ExprKind::Index { .. } | ExprKind::Deref { .. } | ExprKind::Field { .. } => {