src/Test-O.ps1
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#!/usr/bin/env pwsh $ErrorActionPreference = "Stop" Set-StrictMode -Version Latest function Test-O() { param( [Parameter(Mandatory = $true)] [string[]] $Path ) if (Test-Path -ErrorAction SilentlyContinue -Path $path) { [System.IO.FileSystemInfo[]] $info = $path | Get-Item if (Get-Command Get-Acl -ErrorAction SilentlyContinue) { [System.Security.AccessControl.FileSystemSecurity[]] $acl = $info | Get-Acl [string] $currentUser = whoami [bool[]] $isOwner = $acl | Select-Object -ExpandProperty Access | ForEach-Object { $_.IdentityReference -eq $currentUser } return ($isOwner -notcontains $false) } elseif (@($info | Get-Member User -ErrorAction SilentlyContinue)) { [string] $currentUser = whoami [bool[]] $isOwner = $info | Select-Object -ExpandProperty User | ForEach-Object { $_ -eq $currentUser } return ($isOwner -notcontains $false) } else { throw [System.PlatformNotSupportedException]::new() } } else { return $false } } |