Functions/GenXdev.FileSystem/Remove-AllItems.ps1

<##############################################################################
Part of PowerShell module : GenXdev.FileSystem
Original cmdlet filename : Remove-AllItems.ps1
Original author : René Vaessen / GenXdev
Version : 3.29.2026
################################################################################
Copyright (c) 2026 René Vaessen / GenXdev

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
################################################################################>


###############################################################################
<#
.SYNOPSIS
Recursively removes all content from a directory with advanced error handling.

.DESCRIPTION
Safely removes all files and subdirectories within a specified directory

.PARAMETER Path
The directory path to clear. Can be relative or absolute path. Will be normalized
and expanded before processing.

.PARAMETER DeleteFolder
When specified, also removes the root directory specified by Path after clearing
its contents.

.PARAMETER WhatIf
Shows what would happen if the cmdlet runs. The cmdlet is not run.

.EXAMPLE
Remove-AllItems -Path "C:\Temp\BuildOutput" -DeleteFolder -Verbose

.EXAMPLE
sdel ".\temp" -DeleteFolder
#>

function Remove-AllItems {

    [CmdletBinding(SupportsShouldProcess, ConfirmImpact = 'High')]
    [Alias('sdel')]
    [System.Diagnostics.CodeAnalysis.SuppressMessageAttribute('PSUseSingularNouns', '')]
    [System.Diagnostics.CodeAnalysis.SuppressMessageAttribute('PSUseDeclaredVarsMoreThanAssignments', '')]

    param(
        ###############################################################################
        [Parameter(
            Mandatory = $true,
            Position = 0,
            ValueFromPipeline = $true,
            ValueFromPipelineByPropertyName = $true,
            HelpMessage = 'The directory path to clear'
        )]
        [ValidateNotNullOrEmpty()]
        [Alias('FullName')]
        [string] $Path,
        ###############################################################################
        [Parameter(
            Mandatory = $false,
            HelpMessage = 'Also delete the root folder supplied with the Path parameter'
        )]
        [switch] $DeleteFolder
        ###############################################################################
    )

    begin {

        # convert relative or shorthand paths to full filesystem paths
        $Path = GenXdev\Expand-Path "$Path\"
        Microsoft.PowerShell.Utility\Write-Verbose "Normalized path: $Path"
    }

    process {
        try {
            if (![System.IO.Directory]::Exists($Path)) {

                Microsoft.PowerShell.Utility\Write-Verbose "Directory does not exist: $Path"
                return
            }

            Microsoft.PowerShell.Utility\Write-Verbose "Processing directory: $Path"

            if (-not $PSCmdlet.ShouldProcess($Path, 'Delete directory')) { return }

            $null = cmd.exe /c rd /S /Q "$Path" 2>&1

            if (-not $DeleteFolder) {

                $null = GenXdev\Expand-Path "$Path\" -CreateDirectory
            }
        }
        catch {

           GenXdev\Show-Exception -Exception $_.Exception
        }
    }

    end {
    }
}