BOM Removal with PowerShell

BOMCleanup.ps1

function Remove-BOMFromFile{
    param(
        [Parameter(Mandatory)]
        [ValidateScript({Test-Path -Path $_ -PathType Container})]
        [String]$Path
    )

    foreach ($file in (Get-ChildItem -Path $Path -Include '*.hql' -Recurse))
    {
        if(Test-BOMInFile -File $file){
            $tmpFile = [System.IO.Path]::GetTempFileName()
            Get-Content $file.FullName -Raw | %{$_ -replace "\xEF\xBB\xBF",''} | Set-Content $tmpFile
            Move-Item -Path $tmpFile -Destination $file.FullName -Force
        }
    }
}

function Test-BOMInFile{
    param(
        [System.IO.FileSystemInfo]$File
    )

    [byte[]]$bytes = Get-Content -Encoding Byte -ReadCount 3 -TotalCount 3 -Path $File.FullName
    if( $bytes[0] -eq 0xef -and $bytes[1] -eq 0xbb -and $bytes[2] -eq 0xbf )
    {
        return $true
    }
    else
    {
        $false
    }
}