Using bf is_not_file

overlay/etc/nu/scripts/bf-aspnet/run.nu

@@ -14,21 +14,15 @@ export def preflight [...args] {
 
     # verify assembly exists
     let assembly_path = $"($dir_live)/($assembly)"
-    if (bf fs is_not_file $assembly_path) {
+    if ($assembly_path | bf fs is_not_file) {
         bf write notok $"($assembly_path) not found."
-        go_to_sleep 30sec
+        let for = 30sec
+        bf write $"Sleeping for ($for)."
+        sleep $for
         exit 66
     }
 
     # start application
     bf write "Starting ASP.NET application."
     bf write debug $" .. ($assembly_path)."
 }
-
-# Sleep the thread for a set about of time
-def go_to_sleep [
-    for: duration   # Amount of time to sleep for
-] {
-    bf write $"Sleeping for ($for)."
-    sleep $for
-}