PowerShell Install helper function

Install.ps1

function Install {
    [OutputType([void])]
    param (
        [Parameter(Mandatory, ValueFromPipeline)] [string] $Module,
        [Parameter(Mandatory)] [ValidatePattern("^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,9}$")] [string] $Version
    )
    "Testing module '$Module' presence." | Write-Verbose
    $moduleInfo = Get-InstalledModule $Module -ErrorAction SilentlyContinue -Verbose:$false
    if (-not $moduleInfo) {
        "Module '$Module' not present. Attempting installation." | Write-Verbose
        try {
            "Install-Module $Module -AllowClobber -Force -Scope CurrentUser -Verbose:`$false -RequiredVersion $Version" `
                | Invoke-Expression
            $moduleInfo = Get-InstalledModule $Module -Verbose:$false
            "Module '$Module' installed in version $($moduleInfo.Version)." | Write-Verbose
            return
        } catch {
            "Unable to install module '$Module'.`n$_" | Write-Error
            exit 1
        }
    }
    $info = $moduleInfo.Version
    $actual = "$($info.Major).$($info.Minor).$($info.Build)"
    if ($actual -eq $Version) {
        "Module '$Module' present in version $($moduleInfo.Version)." | Write-Verbose
    } else {
        "Module '$Module' present in version '$actual'. Pinned version '$Version'." | Write-Warning
    }
}