Handle looking for installer log before exit

images/windows/scripts/helpers/InstallHelpers.ps1

@@ -30,6 +30,10 @@ function Install-Binary {
     .PARAMETER ExpectedSHA512Sum
         The expected SHA512 sum of the binary. If specified, the binary's SHA512 sum is checked before installation.
 
+    .PARAMETER InstallerLogPath
+        The path to the log file which is produced when the installation fails. This can be used for debugging purposes.
+        This is only displayed when the installation fails.
+
     .EXAMPLE
         Install-Binary -Url "https://go.microsoft.com/fwlink/p/?linkid=2083338" -Type EXE -InstallArgs ("/features", "+", "/quiet") -ExpectedSignature "A5C7D5B7C838D5F89DDBEDB85B2C566B4CDA881F"
     #>
@@ -46,7 +50,8 @@ function Install-Binary {
         [String[]] $ExtraInstallArgs,
         [String[]] $ExpectedSignature,
         [String] $ExpectedSHA256Sum,
-        [String] $ExpectedSHA512Sum
+        [String] $ExpectedSHA512Sum,
+        [String] $InstallerLogPath
     )
 
     if ($PSCmdlet.ParameterSetName -eq "LocalPath") {
@@ -122,6 +127,14 @@ function Install-Binary {
         } else {
             Write-Host "Installation process returned unexpected exit code: $exitCode"
             Write-Host "Time elapsed: $installCompleteTime seconds"
+
+            if ($InstallerLogPath -and (Test-Path -Path $InstallerLogPath)) {
+                Write-Host "Searching for logs maching $InstallerLogPath pattern"
+                Get-ChildItem -Path $InstallerLogPath | ForEach-Object {
+                    Write-Output "Found Installer Log: $InstallerLogPath"
+                    Get-Content -Path $InstallerLogPath
+                }
+            }
             exit $exitCode
         }
     } catch {