From 2a21a234622f9db34edf73f92c535e21acc00461 Mon Sep 17 00:00:00 2001
From: Asif Bacchus <asif@asifbacchus.dev>
Date: Sun, 5 Sep 2021 22:48:20 -0600
Subject: [PATCH] feature(wakeup): exit if no matching computers found

---
 wakeup.ps1 | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/wakeup.ps1 b/wakeup.ps1
index 0a14542..34543b1 100644
--- a/wakeup.ps1
+++ b/wakeup.ps1
@@ -75,6 +75,13 @@ $targetComputers = [System.Collections.Generic.List[PSObject]]::new()
 $db.WOLDatabase.Computers.Computer | Where-Object { $_.name -match "$targetComputer" } | ForEach-Object { $targetComputers.Add($_) }
 $removeFromTargetComputers = [System.Collections.Generic.List[String]]::new()
 
+# exit if nothing to do (i.e. empty targetComputers list)
+if ($targetComputers.Count -eq 0)
+{
+    Write-Host -ForegroundColor Yellow "No computers found matching '$targetComputer'. Nothing to do.`r`n"
+    exit 0
+}
+
 # send WOL magic packets
 $targetComputers | ForEach-Object {
     $wolError = @()