CLEANUP: "Hiding" {notifier} because it is not on CRAN

Author: HenrikBengtsson

DESCRIPTION

@@ -14,18 +14,15 @@ Suggests:
     tcltk,
     beepr,
     pbmcapply,
-    plyr,
     progress,
-    foreach,
     purrr,
-    future (>= 1.16.0),
+    foreach,
+    plyr,
     doFuture,
+    future (>= 1.16.0),
     future.apply,
     furrr,
-    shiny,
-    notifier
-Remotes:
-  gaborcsardi/notifier@62d484
+    shiny
 URL: https://github.com/HenrikBengtsson/progressr
 BugReports: https://github.com/HenrikBengtsson/progressr/issues
 RoxygenNote: 7.0.2

R/notifier_handler.R

@@ -1,6 +1,6 @@
 #' Operating-System Specific Progression Feedback
 #'
-#' A progression handler for [notifier::notify()].
+#' A progression handler for `notify()` of the \pkg{notifier} package.
 #'
 #' @inheritParams make_progression_handler
 #'
@@ -18,7 +18,10 @@ notifier_handler <- function(intrusiveness = getOption("progressr.intrusiveness.
   ## Used for package testing purposes only when we want to perform
   ## everything except the last part where the backend is called
   if (!is_fake("notifier_handler")) {
-    notifier_notify <- function(...) notifier::notify(...)
+    if (!requireNamespace("notifier", quietly = TRUE)) {
+      stop("Package 'notifier' is not available. See ?progressr::notifier_handler() for installation instructions")
+    }
+    notifier_notify <- get("notify", mode = "function", envir = getNamespace("notifier"))
   } else {
     notifier_notify <- function(...) NULL
   }