A PowerShell script for automating R CMD ... for the naijR package

rcmd.ps1

# Source file: rcmd.ps1
#
# A PowerShell script for batch execution of R specifically
# for the naijR project

# TODO: Affirm script execution policy

[CmdletBinding()]

PARAM ( 
    [ValidateSet('build', 'check')]
    [string]$Command = "build",
    [string]$pkgname = "naijR",
    [string]$opts = $null
)

if ($Command.Equals("build")) {
    $opts = "--resave-data"
}
elseif ($Command.Equals("check")) {
    # TODO: Add a check for new unbuilt version of
    # the source code and build that before checking
    
    $tarext = ".tar.gz"
    $wildcard = "_*.9*$tarext"
    $pattern = $pkgname + $wildcard
    $emptystr =  ""

    $archs = Get-ChildItem -Filter $pattern |
        ForEach-Object { 
            ($_.Name).Replace($tarext, $emptystr)
        } |
        Sort-Object -Descending

    $pkgname = $archs[0] + $tarext
    $opts = "--as-cran"
}

& "Rcmd.exe" $Command $opts $pkgname