Rename list-dir.ps1 to list-folder.ps1

Scripts/list-folder.ps1

@@ -0,0 +1,38 @@
+<#
+.SYNOPSIS
+	Lists the folder content 
+.DESCRIPTION
+	This script lists the directory content formatted in columns.
+.PARAMETER SearchPattern
+	Specifies the search pattern, "*" by default (means anything) 
+.EXAMPLE
+	PS> ./list-folder C:\
+.NOTES
+	Author: Markus Fleschutz · License: CC0
+.LINK
+	https://github.com/fleschutz/PowerShell
+#>
+
+param([string]$SearchPattern = "*")
+
+function ListFolder { param([string]$SearchPattern)
+	$Items = get-childItem -path "$SearchPattern"
+	foreach ($Item in $Items) {
+		$Name = $Item.Name
+		if ($Name[0] -eq '.') { continue } # hidden file/dir
+		if ($Item.Mode -like "d*") { $Icon = "📂" 
+		} elseif ($Name -like "*.iso") { $Icon = "📀"
+		} elseif ($Name -like "*.mp3") { $Icon = "🎵"
+		} elseif ($Name -like "*.epub") { $Icon = "📓"
+		} else { $Icon = "📄" }
+		new-object PSObject -Property @{ Name = "$Icon$Name" }
+	}
+}
+
+try {
+	ListFolder $SearchPattern | format-wide -autoSize
+	exit 0 # success
+} catch {
+	"⚠️ Error: $($Error[0]) ($($MyInvocation.MyCommand.Name):$($_.InvocationInfo.ScriptLineNumber))"
+	exit 1
+}