From 6e0b74c7846216f1483949270df899415908cdf0 Mon Sep 17 00:00:00 2001
From: Alexander Karatarakis <alkarata@microsoft.com>
Date: Wed, 28 Feb 2018 18:43:41 -0800
Subject: [vcpkgHasProperty] Return false if property doesn't exist

---
 scripts/VcpkgPowershellUtils.ps1 | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'scripts')

diff --git a/scripts/VcpkgPowershellUtils.ps1 b/scripts/VcpkgPowershellUtils.ps1
index 088519c37..2dbf04085 100644
--- a/scripts/VcpkgPowershellUtils.ps1
+++ b/scripts/VcpkgPowershellUtils.ps1
@@ -3,8 +3,13 @@ function vcpkgHasModule([Parameter(Mandatory=$true)][string]$moduleName)
     return [bool](Get-Module -ListAvailable -Name $moduleName)
 }
 
-function vcpkgHasProperty([Parameter(Mandatory=$true)]$object, [Parameter(Mandatory=$true)]$propertyName)
+function vcpkgHasProperty([Parameter(Mandatory=$true)][AllowNull()]$object, [Parameter(Mandatory=$true)]$propertyName)
 {
+    if ($object -eq $null)
+    {
+        return $false
+    }
+
     return [bool]($object.psobject.Properties | where { $_.Name -eq "$propertyName"})
 }
 
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