GinShell.Utilities/Public/Ensure-GsEnvironment.ps1

function Ensure-GsEnvironment {
    param (
        [ValidateSet('Variable', 'Registry', 'File', 'Folder', 'Executable', 'Module')]
        [string]$Type = 'Module',
        [string]$Name,
        [switch]$SetIfMissing = $false,
        [string]$Value = $null
    )

    if (-not (Test-GsEnvironment -Type $Type -Name $Name)) {
        Write-GsLog -Message "$Type '$Name' not found." -Type Warning
        if ($SetIfMissing) {
            if ((-not $Value) -and ($Type -ne 'Module') -and ($Type -ne 'Folder')) {
                Write-GsLog -Message "Value is required to set $Type '$Name'." -Type Error
                return $false
            }
            # TODO: Implement Set-GsEnvironment to handle creating missing environment items
            throw "Set-GsEnvironment is not yet implemented. Cannot auto-create $Type '$Name'."
        }
        return $false
    }
    return $true
}