Enable or disable Hyper-V (to switch between VirtualBox and Docker for Windows, for example)

Enable-HyperV.ps1

<#
To enable Hyper-V:
    Enable-HyperV.ps1 $True
To disable Hyper-V:
    Enable-HyperV.ps1 $False

Author: Michele Locati <michele@locati.it>
License: MIT
Source: https://gist.github.com/mlocati/bb146577785511b44412e2fb57f969a6
#>
param(
    [Parameter(Mandatory = $true, HelpMessage = 'Enable or disable?')]
    [ValidateNotNullOrEmpty()]
    $Enable
)

$features = @(
    'Microsoft-Hyper-V-All',
    'HypervisorPlatform',
    'VirtualMachinePlatform',
    'Containers'
)
if ($Enable -eq $true -or $Enable -eq 1 -or $Enable -eq '1' -or $Enable -eq 'y' -or $Enable -eq 'yes' -or $Enable -eq 'on') {
    $parsedEnable = $true
} elseif ($Enable -eq $false -or $Enable -eq 0 -or $Enable -eq '0' -or $Enable -eq 'n' -or $Enable -eq 'no' -or $Enable -eq 'off') {
    $parsedEnable = $false
} else {
    Write-Error 'Invalid argument'
    return
}

$currentUser = [System.Security.Principal.WindowsPrincipal] [System.Security.Principal.WindowsIdentity]::GetCurrent()
if ($currentUser.IsInRole([System.Security.Principal.WindowsBuiltInRole]::Administrator)) {
    if ($parsedEnable) {
        Write-Host "Setting HypervisorLaunchType to auto"
        bcdedit.exe /set hypervisorlaunchtype auto
    } else {
        Write-Host "Setting HypervisorLaunchType to off"
        bcdedit.exe /set hypervisorlaunchtype off
    }
    $restartNeeded = $false
    ForEach ($feature in $features) {
        if ($parsedEnable) {
            Write-Host "Enabling feature $feature..."
            $result = Enable-WindowsOptionalFeature -Online -FeatureName $features -Verbose -NoRestart
        } else {
            Write-Host "Disabling feature $feature..."
            $result = Disable-WindowsOptionalFeature -Online -FeatureName $features -Verbose -NoRestart
        }
        if ($result -and $result.RestartNeeded) {
            $restartNeeded = $true
        }
    }
    if ($restartNeeded) {
        Write-Host "`n`nYOU SHOULD RESTART THE COMPUTER TO ACTIVATE THE CONFIGURATION.`n`n"
        Restart-Computer -Confirm
    }
    return
}

$exeCommand = "$PSCommandPath -Enable $parsedEnable"
Start-Process -FilePath 'powershell.exe' -ArgumentList "-Command ""$exeCommand""" -Verb RunAs -WindowStyle Normal -Wait