update-assembly-info.ps1

param(
  [string] $assemblyInfoFile,
  [hashtable] $parameters
)
Write-Host ("`$assemblyInfoFile: {0}" -f $assemblyInfoFile)
foreach($key in $($parameters.Keys)){
  if($parameters[$key] -ne $null){
    $assemblyInfo = Get-Content $assemblyInfoFile
    $pattern = ('^\[assembly: {0}\("(.*)"\)\]' -f $key)
    $oldValue = ($assemblyInfo | Select-String -Pattern $pattern | % { $_.Matches } ).Groups[1].Value
    $match = ('[assembly: {0}("{1}")]' -f $key, $oldValue)
    $replace = ('[assembly: {0}("{1}")]' -f $key, $parameters[$key])
    $assemblyInfo | ForEach-Object { % {$_ -Replace $match, $replace } } | Set-Content $assemblyInfoFile
    Write-Host ("{0} changed from: '{1}', to: '{2}'." -f $key, $oldValue, $parameters[$key])
  }
}