#' Other predict methods.
#'
#' These are internal functions not meant to be directly called by the user.
#'
#' @export
#' @keywords internal
#' @rdname other_predict
#' @inheritParams predict_cluster.cluster_fit
predict_cluster <- function(object, ...) {
UseMethod("predict_cluster")
}
#' @keywords internal
#' @rdname other_predict
#' @inheritParams predict.cluster_fit
#' @method predict_cluster cluster_fit
#' @export predict_cluster.cluster_fit
#' @export
predict_cluster.cluster_fit <- function(object, new_data, ...) {
check_spec_pred_type(object, "cluster")
if (inherits(object$fit, "try-error")) {
rlang::warn("Model fit failed; cannot make predictions.")
return(NULL)
}
new_data <- prepare_data(object, new_data)
# preprocess data
if (!is.null(object$spec$method$pred$cluster$pre)) {
new_data <- object$spec$method$pred$cluster$pre(new_data, object)
}
# create prediction call
pred_call <- make_pred_call(object$spec$method$pred$cluster)
res <- rlang::eval_tidy(pred_call)
# post-process the predictions
if (!is.null(object$spec$method$pred$cluster$post)) {
res <- object$spec$method$pred$cluster$post(res, object)
}
unname(res)
}
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