[fetchDependency] Introduce Test-Command function

kant · Oct 17, 2017 · edb718e · edb718e
1 parent 8729682
commit edb718e
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/scripts/fetchDependency.ps1 b/scripts/fetchDependency.ps1
@@ -14,6 +14,11 @@ $vcpkgRootDir = & $scriptsDir\findFileRecursivelyUp.ps1 $scriptsDir .vcpkg-root
 
 $downloadsDir = "$vcpkgRootDir\downloads"
 
+function Test-Command($commandName)
+{
+    return [bool](Get-Command -Name $commandName -ErrorAction SilentlyContinue)
+}
+
 function SelectProgram([Parameter(Mandatory=$true)][string]$Dependency)
 {
     function performDownload(	[Parameter(Mandatory=$true)][string]$Dependency,