check_predictions checks formula

easystats · Nov 21, 2024 · 2f8464c · 2f8464c
1 parent e5d0a6d
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diff --git a/DESCRIPTION b/DESCRIPTION
@@ -1,7 +1,7 @@
 Type: Package
 Package: performance
 Title: Assessment of Regression Models Performance
-Version: 0.12.4.5
+Version: 0.12.4.6
 Authors@R:
     c(person(given = "Daniel",
              family = "Lüdecke",

diff --git a/R/check_predictions.R b/R/check_predictions.R
@@ -101,6 +101,12 @@ check_predictions.default <- function(object,
                                       verbose = TRUE,
                                       ...) {
   .is_model_valid(object)
+  # check_predictions() can't handle exotic formula notation
+  insight::formula_ok(
+    object,
+    action = "error",
+    prefix_msg = "Posterior predictive checks failed due to an incompatible model formula." # nolint
+  )
 
   # retrieve model information
   minfo <- insight::model_info(object, verbose = FALSE)