Merge pull request #293 from tidymodels/missing-pkg-fix

Fix missing package error

Author: topepo

NEWS.md

@@ -1,11 +1,11 @@
-# parsnip (development version)
-
-# parsnip 0.0.5.9000
+# parsnip 0.1.1
 
 ## Other Changes
 
 * S3 dispatch for `tidy()` was broken on R 4.0. 
 
+* The error message for missing packages was fixed (#289 and #292)
+
 # parsnip 0.0.5
 
 ## Fixes

R/engines.R

@@ -42,10 +42,12 @@ check_installs <- function(x) {
   if (length(x$method$libs) > 0) {
     is_inst <- map_lgl(x$method$libs, is_installed)
     if (any(!is_inst)) {
+      missing_pkg <- x$method$libs[!is_inst]
+      missing_pkg <- paste0(missing_pkg, collapse = ", ")
       rlang::abort(
         glue::glue(
           "This engine requires some package installs: ",
-          glue::glue_collapse(glue::glue("'{x}'"), sep = ", ")
+          glue::glue_collapse(glue::glue("'{missing_pkg}'"), sep = ", ")
         )
       )
     }