add a warning

insightsengineering · Oct 29, 2024 · f7894e5 · f7894e5
1 parent fd4fe27
commit f7894e5
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/R/teal_data-extract.R b/R/teal_data-extract.R
@@ -27,6 +27,7 @@
   checkmate::assert_class(names, "character")
   names_in_env <- intersect(names, ls(get_env(x)))
   if (!length(names_in_env)) {
+    warning("None of `names` elements exist in `teal_data`. Returning empty `teal_data`.")
     return(teal_data())
   }
   # From ?NextMethod