{"ast_node_type":"other","tokens":[{"end":94,"kind":"keyword","start":0,"text":"std::env::var(\"CARGO_PKG_NAME\").unwrap_or_else(|_|"}]}
            std::env::var("CARGO_PKG_NAME").unwrap_or_else(|_| "<unknown crate>".to_string());
        let pkg_name =
        format!("{pkg_name} build script")