Added new-dir.ps1

scripts/new-dir.ps1

@@ -0,0 +1,32 @@
+<#
+.SYNOPSIS
+	Creates a new directory
+.DESCRIPTION
+	This PowerShell script creates an empty new directory in the filesystem.
+.PARAMETER path
+	Specifies the path and filename of the new directory
+.EXAMPLE
+	PS> ./new-dir.ps1 Joe
+	✔️ New directory 'Joe' created.
+.LINK
+	https://github.com/fleschutz/PowerShell
+.NOTES
+	Author: Markus Fleschutz | License: CC0
+#>
+
+param([string]$path = "")
+
+try {
+	if ($path -eq "") { $path = Read-Host "Enter the filename (and path) of the new directory" }
+
+	if (Test-Path $path) { throw "Directory at $path already exists" }
+
+	$null =	(New-Item -itemType directory -path $path)
+
+	$path = Resolve-Path $path
+	"✔️ New directory 📂$path created."
+	exit 0 # success
+} catch {
+	"⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	exit 1
+}