Simplistic PowerShell script to call latest C# compiler on a simple .cs file

CompileSimply-CSharp.ps1

Param(
    [string]$dir,
    [string]$f,
    [string]$x64, # "64" for x64 compiler, "" for 32bit
    [string]$extraRef
)

Write-Host 'looking for C# compiler' -nonewline
# Get latest directory into $v
$v = ""
Get-ChildItem -Attributes Directory C:\Windows\Microsoft.NET\Framework$x64\v* `
    | Sort-Object -Descending                                                 `
    | ForEach-Object{ If ("$v" -EQ "") { $v = "$_" } }

Write-Host ", use $v" -nonewline

# $oldLocation = Get-Location
# Set-Location "$dir"
if ($extraRef -eq "") {
    $argList = @("$f")
} else {
    $argList = @("$f", "/reference:$v\$extraRef")
}
Start-Process "$v\csc.exe" -ArgumentList $argList -Wait -NoNewWindow -WorkingDirectory "$dir"
# Set-Location "$oldLocation"

Write-Host ', done'