fix: assert qauntiles in ranger (#355)

Author: be-marc

DESCRIPTION

@@ -26,7 +26,7 @@ URL: https://mlr3learners.mlr-org.com,
     https://github.com/mlr-org/mlr3learners
 BugReports: https://github.com/mlr-org/mlr3learners/issues
 Depends:
-    mlr3 (>= 0.23.0),
+    mlr3 (>= 1.1.0.9000),
     R (>= 3.3.0)
 Imports:
     checkmate,
@@ -50,6 +50,8 @@ Suggests:
     rmarkdown,
     testthat (>= 3.0.0),
     xgboost (>= 1.6.0)
+Remotes:
+    mlr-org/mlr3
 Config/testthat/edition: 3
 Encoding: UTF-8
 NeedsCompilation: no

R/LearnerRegrRanger.R

@@ -141,6 +141,7 @@ LearnerRegrRanger = R6Class("LearnerRegrRanger",
         .args = pv)
 
       if (self$predict_type == "quantiles") {
+        assert_quantiles(self, quantile_response = TRUE)
         quantiles = prediction$predictions
         setattr(quantiles, "probs", private$.quantiles)
         setattr(quantiles, "response", private$.quantile_response)