{"ast_node_type":"variable","tokens":[{"end":81,"kind":"keyword","start":0,"text":"if"}]}
        if let hir::Node::Expr(parent) = self.ir.tcx.parent_hir_node(expr.hir_id)
    ) -> Option<errors::UnusedAssignSuggestion> {
            && let hir::ExprKind::Assign(_, rhs, _) = parent.kind