public/Test-CmHealthDependencies.ps1

function Test-CmHealthDependencies {
<#
.SYNOPSIS
    Check (and update) dependent PowerShell modules
.DESCRIPTION
    Check current install versions of dependent PowerShell modules against
    PowerShell Gallery and update them if desired
.PARAMETER Update
    Optional. Update modules which older than PS Gallery versions
.EXAMPLE
    Test-CmHealthDependencies
    Returns status of installed modules which are used by CMHealth
.EXAMPLE
    Test-CmHealthDependencies -Update
    Updates installed modules used by CMHealth if they are older than published on PS Galler
.LINK
    https://github.com/Skatterbrainz/cmhealth/blob/master/docs/Test-CmHealthDependencies.md
#>

[CmdletBinding()]
    [OutputType()]
    param()
    Write-Host "checking dependencie module versions" -ForegroundColor Cyan
    [Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12
    $modules = @('dbatools','carbon','adsips','pswindowsupdate')
    foreach ($module in $modules) {
        $iv = $(Get-Module $module -ListAvailable | Select-Object -First 1 -ExpandProperty Version) -join '.'
        $gv = $(Find-Module $module | Select-Object -ExpandProperty Version) -join '.'
        [pscustomobject]@{
            Module = $module
            Installed = $iv
            Gallery = $gv
            IsCurrent = $([version]$iv -ge [version]$gv)
        }
    }
}