From c58c7d3543c718957497509a50ad30b9c956906c Mon Sep 17 00:00:00 2001
From: Andrew Schwartzmeyer <andrew@schwartzmeyer.com>
Date: Fri, 24 Jun 2016 16:56:43 -0700
Subject: [PATCH] Assert basePaths was not null

---
 .../CoreCLR/CorePsAssemblyLoadContext.cs               | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/Microsoft.PowerShell.CoreCLR.AssemblyLoadContext/CoreCLR/CorePsAssemblyLoadContext.cs b/src/Microsoft.PowerShell.CoreCLR.AssemblyLoadContext/CoreCLR/CorePsAssemblyLoadContext.cs
index cdb88e0a2..4893b9c31 100644
--- a/src/Microsoft.PowerShell.CoreCLR.AssemblyLoadContext/CoreCLR/CorePsAssemblyLoadContext.cs
+++ b/src/Microsoft.PowerShell.CoreCLR.AssemblyLoadContext/CoreCLR/CorePsAssemblyLoadContext.cs
@@ -57,6 +57,11 @@ namespace System.Management.Automation
         internal PowerShellAssemblyLoadContext(string basePaths)
         {
             #region Validation
+            if (string.IsNullOrEmpty(basePaths))
+            {
+                throw new ArgumentNullException("basePaths");
+            }
+
             this.basePaths = basePaths.Split(new char[] { ';' }, StringSplitOptions.RemoveEmptyEntries);
             for (int i = 0; i < this.basePaths.Length; i++)
             {
@@ -606,6 +611,11 @@ namespace System.Management.Automation
         /// </summary>
         public static void SetPowerShellAssemblyLoadContext([MarshalAs(stringType)]string basePaths)
         {
+            if (string.IsNullOrEmpty(basePaths))
+            {
+                throw new ArgumentNullException("basePaths");
+            }
+
             if (PSAsmLoadContext == null)
             {
                 PSAsmLoadContext = new PowerShellAssemblyLoadContext(basePaths);