sample-powershell-event.ps1

function Get-ScriptDirectory{
    split-path (((Get-Variable MyInvocation -Scope 1).Value).MyCommand.Path)
}
$scriptDir = ((Get-ScriptDirectory) + "\")

Add-Type -Path (Join-Path $scriptDir 'bin\Geoffry.Watch.dll')

$watcherdef = New-Object -TypeName 'Geoffry.Watch.WatchDefinition'
$watcherdef.GlobbingPattern = '**/*.css'
$watcherdef.RootDirectory = (Join-Path $scriptDir 'src\css')

'Using pattern [{0}] to watch folder [{1}]' -f ($watcherdef.GlobbingPattern), ($watcherdef.RootDirectory) | Write-Host

$timeout = [System.TimeSpan]::FromMilliseconds(500)

$watchertype = [Geoffry.Watch.Watcher]
Register-ObjectEvent -InputObject $watchertype -EventName Changed -Action { Write-Host 'changed';('changed {0}' -f [DateTime]::Now.ToLongTimeString())|Out-File M:\temp\foo-test.txt -Append }

[Geoffry.Watch.WatchDefinition[]]$watchlist = @($watcherdef)
$global:token = [Geoffry.Watch.Watcher]::Subscribe($timeout, $watchlist)

#[Geoffry.Watch.Watcher]::Cancel($token)