Fixup the run.sh build script

 - add the --reinstall flag
 - add error messages when parameters are missing values
 - use arrays to property concatenate pass-thru args

1 files changed, 8 insertions, 0 deletions

diff --git a/run.ps1 b/run.ps1
index 588b0dde31..cab9fbe6e7 100644
--- a/run.ps1
+++ b/run.ps1
@@ -26,6 +26,9 @@ The base url where build tools can be downloaded. Overrides the value from the c
 .PARAMETER Update
 Updates KoreBuild to the latest version even if a lock file is present.
 
+.PARAMETER Reinstall
+Re-installs KoreBuild
+
 .PARAMETER ConfigFile
 The path to the configuration file that stores values. Defaults to korebuild.json.
 
@@ -74,6 +77,7 @@ param(
     [string]$ToolsSource,
     [Alias('u')]
     [switch]$Update,
+    [switch]$Reinstall,
     [string]$ConfigFile,
     [string]$PackageVersionPropsUrl = $null,
     [string]$AccessTokenSuffix = $null,
@@ -105,6 +109,10 @@ function Get-KoreBuild {
     $version = $version.TrimStart('version:').Trim()
     $korebuildPath = Join-Paths $DotNetHome ('buildtools', 'korebuild', $version)
 
+    if ($Reinstall -and (Test-Path $korebuildPath)) {
+        Remove-Item -Force -Recurse $korebuildPath
+    }
+
     if (!(Test-Path $korebuildPath)) {
         Write-Host -ForegroundColor Magenta "Downloading KoreBuild $version"
         New-Item -ItemType Directory -Path $korebuildPath | Out-Null