{"ast_node_type":"other","tokens":[{"end":43,"kind":"keyword","start":0,"text":"ast::Expr::IfExpr(if_expr)"}]}
            ast::Expr::IfExpr(if_expr) => {
            ast::Expr::MatchExpr(_) => block = block.dedent(IndentLevel(1)),
                let then_branch = if_expr.then_branch()?;