{"ast_node_type":"other","tokens":[{"end":114,"kind":"keyword","start":0,"text":"//"}]}
        // izip confuses RA due to our lack of hygiene info currently losing us type info causing incorrect errors
    for ((pat, param_ty, param), usages, expr) in izip!(params, param_use_nodes, arguments) {
        let usages: &[ast::PathExpr] = &usages;