Get-PSOneDirectory.ps1
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function Get-PSOneDirectory { <# .SYNOPSIS Lists the content of a folder and supports long path names (>256 characters) .DESCRIPTION Uses the Microsoft.Experimental.IO assembly to list folder contents without path name length limitations. You can use this function to search for and identify files and folders that use long path names. .EXAMPLE Get-PSOneDirectory -Path C:\Windows -ErrorAction SilentlyContinue Dumps the entire content of the windows folder and reports all files and folders and their path length. Error messages due to folders where you have no access permissions are suppressed. .EXAMPLE Get-PSOneDirectory -Path C:\Windows -ErrorAction SilentlyContinue | Where-Object PathLength -gt 200 Lists files and folders with a path length of greater than 200 characters. Error messages due to folders where you have no access permissions are suppressed. .LINK https://powershell.one/tricks/assemblies/load-from-memory https://github.com/TobiasPSP/Modules.PSOneTools/blob/master/PSOneTools/1.5/Get-PSOneDirectory.ps1 https://github.com/TobiasPSP/Modules.PSOneTools/blob/master/PSOneTools/1.5/Internal/Install-LongPathSupport.ps1 #> [CmdletBinding()] param ( # Folder path to enumerate [Parameter(Mandatory)] [string] $Path ) # load DLL if not loaded yet # I am loading the DLL on demand because it is seldom used # and should only be loaded when someone wants to run # this function: & "$PSScriptRoot\Internal\Install-LongPathSupport" # emit the path and its length: [PSCustomObject]@{ PathLength = $path.Length Type = 'Folder' Path = $Path } # try and enumerate subfolders: try { [Microsoft.Experimental.IO.LongPathDirectory]::EnumerateDirectories($Path) | ForEach-Object { # recursively enumerate child folders: Get-PSOneDirectory -path $_ } } catch { Write-Error "Unable to open folder '$Path': $_" } # try and enumerate files in folder try { # get all files from current folder: [Microsoft.Experimental.IO.LongPathDirectory]::EnumerateFiles($Path) | ForEach-Object { [PSCustomObject]@{ PathLength = $_.Length Type = 'Folder' Path = $_ } } } catch { Write-Error "Unable to open folder '$Path': $_" } } |