Functions/Cache/Remove-CachedWebRequest.ps1

function Remove-CachedWebRequest {
    [CmdletBinding(SupportsShouldProcess, ConfirmImpact='Medium')]
    param(
        [Parameter(Mandatory)]
        [ValidateNotNullOrEmpty()]
        [string]
        $Uri
    )
    
    begin {
        if (-not $PSBoundParameters.ContainsKey('Confirm')) {
            $ConfirmPreference = $PSCmdlet.SessionState.PSVariable.GetValue('ConfirmPreference')
        }
        if (-not $PSBoundParameters.ContainsKey('WhatIf')) {
            $WhatIfPreference = $PSCmdlet.SessionState.PSVariable.GetValue('WhatIfPreference')
        }
    }

    process {
        if ($Force -or $PSCmdlet.ShouldProcess("Remove URL '$Uri' from cache?")) {
            $null = $script:Cache.Remove($Uri)
        }
    }
}