poshy-coreutils-ish

0.7.0

src/dirname.ps1

                                #!/usr/bin/env pwsh

$ErrorActionPreference = "Stop"

Set-StrictMode -Version Latest

# See: https://www.gnu.org/software/coreutils/manual/html_node/dirname-invocation.html

function dirname {

    param(

        [Parameter(Mandatory=$true, Position=0, ValueFromPipeline=$true)]

        [string[]] $Name

    )

    foreach ($item in $Name) {

        $directoryName = [System.IO.Path]::GetDirectoryName($item)

        if ($directoryName) {

            $directoryName

        } else {

            "."

        }

    }

}