/// <summary>
/// Explicitly registers an action stage given a key and a corresponding type
/// </summary>
/// <param name="key">The action key (e.g. "$filter" for the $filter stage)</param>
/// <param name="type">The type that implements the stage</param>
public static void RegisterActionStage(string key, Type type)
{
if (type.IsSubclassOf(typeof(PipelineStage)) == false)
{
throw new InvalidArgDefinitionException("The type '" + type.FullName + "' does not implement " + typeof(PipelineStage).FullName);
}
key = new ArgPipelineActionStage(key).Key;
AssertKeyNotAlreadyRegistered(key);
registeredActionStageTypes.Add(key, type);
}
/// <summary>
/// Explicitly registers an action stage given a key and a corresponding type
/// </summary>
/// <param name="key">The action key (e.g. "$filter" for the $filter stage)</param>
/// <param name="type">The type that implements the stage</param>
public static void RegisterActionStage(string key, Type type)
{
if (type.IsSubclassOf(typeof(PipelineStage)) == false)
{
throw new InvalidArgDefinitionException("The type '" + type.FullName + "' does not implement " + typeof(PipelineStage).FullName);
}
key = new ArgPipelineActionStage(key).Key;
AssertKeyNotAlreadyRegistered(key);
registeredActionStageTypes.Add(key, type);
}
internal PipelineStage CreateNextStage(ArgHook.HookContext context, string[] commandLine, ICommandLineArgumentsDefinitionFactory factory)
{
PipelineStage next;
CommandLineAction inProcAction;
if (Stages.Count == 0)
{
next = new RootPipelineStage(commandLine);
}
else if (commandLine[0].StartsWith(ArgPipeline.PipelineStageActionIndicator) && ArgPipelineActionStage.TryCreateActionStage(commandLine, out next))
{
// do nothing, next is populated
}
else if (TryParseStageAction(context.Definition, commandLine[0], out inProcAction))
{
next = new InProcessPipelineStage(context.Definition, commandLine);
}
else if (ExternalPipelineProvider.TryLoadOutputStage(commandLine, out next) == false)
{
throw new UnexpectedArgException("The pipeline action '" + string.Join(" ", commandLine) + "' is not valid. If you want to support piping between processes, learn how to here (TODO URL)");
}
next.CommandLineDefinitionFactory = factory;
this.AddStage(next);
return(next);
}
