Add list-tags.ps1

Scripts/list-tags.ps1

@@ -0,0 +1,35 @@
+#!/bin/powershell
+<#
+.SYNTAX         ./list-tags.ps1 [<repo-dir>] 
+.DESCRIPTION	lists all tags in the current/given Git repository 
+.LINK		https://github.com/fleschutz/PowerShell
+.NOTES		Author:	Markus Fleschutz / License: CC0
+#>
+
+param($RepoDir = "$PWD")
+
+try {
+	write-output "Fetching updates for Git repository $RepoDir ..."
+
+	if (-not(test-path "$RepoDir" -pathType container)) { throw "Can't access directory: $RepoDir" }
+	set-location "$RepoDir"
+
+	& git --version
+	if ($lastExitCode -ne "0") { throw "Can't execute 'git' - make sure Git is installed and available" }
+
+	& git fetch --all --recurse-submodules
+	if ($lastExitCode -ne "0") { throw "'git fetch --all --recurse-submodules' failed" }
+
+	write-output ""
+	write-output "List of Git Tags"
+	write-output "----------------"
+
+	& git tag
+	if ($lastExitCode -ne "0") { throw "'git tag' failed" }
+
+	write-output ""
+	exit 0
+} catch {
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	exit 1
+}