From d3a2edcc5f71526531fead20c0c6b0dc0030e38e Mon Sep 17 00:00:00 2001
From: jhoneill <jhoneill@waitrose.com>
Date: Mon, 18 Nov 2019 01:32:14 +0000
Subject: [PATCH] default CI/Install-PowerShell version to stable release

---
 CI/InstallPowerShell.ps1 | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/CI/InstallPowerShell.ps1 b/CI/InstallPowerShell.ps1
index b4f3cc7..e49b21c 100644
--- a/CI/InstallPowerShell.ps1
+++ b/CI/InstallPowerShell.ps1
@@ -6,11 +6,15 @@
 Param
 (
     # Version to install in the format from the .msi, for example "7.0.0-preview.1"
-    [Parameter(Mandatory)]
     [String]$Version
 )
 $ErrorActionPreference = 'Stop'
 
+if (-not $Version) {
+    $Version = (Invoke-RestMethod https://raw.githubusercontent.com/PowerShell/PowerShell/master/tools/metadata.json).StableReleaseTag
+}
+$Version = $Version -replace "^v",""
+
 '[Progress] Downloading PowerShell Core.'
 $MsiPath = Join-Path $env:TEMP "PowerShell-$Version-win-x64.msi"
 [System.Net.WebClient]::new().DownloadFile("https://github.com/PowerShell/PowerShell/releases/download/v$Version/PowerShell-$Version-win-x64.msi", $MsiPath)