icinga-powershell-framework/lib/core/tools/New-StringTree.psm1

function New-StringTree()
{
    param(
        [int]$Spacing
    )

    if ($Spacing -eq 0) {
        return '';
    }

    [string]$spaces = '\_ ';

    while ($Spacing -gt 1) {
        $Spacing -= 1;
        $spaces = '   ' + $spaces;
    }

    return $spaces;
}