Pash.Implementation.ExecutionContext.PushPipeline C# (CSharp) Method

        internal void PushPipeline(Pipeline pipeline)
        {
            // TODO: make sure that the "CurrentPipeline" is in the stack

            _pipelineStack.Push(pipeline);

            // TODO: create a new pipeline and replace the current one with it
            if (pipeline is LocalPipeline)
            {
                ((LocalPipeline)pipeline).RerouteExecutionContext(this);
            }
        }

        internal override void Execute(ExecutionContext context, ICommandRuntime commandRuntime)
        {
            ExecutionContext nestedContext = context.CreateNestedContext();

            if (lValue is VariableNode)
            {
                VariableNode varNode = (VariableNode)lValue;

                if (! (context.CurrentRunspace is LocalRunspace))
                    throw new InvalidOperationException("Invalid context");

                // MUST: fix this with the commandRuntime
                Pipeline pipeline = context.CurrentRunspace.CreateNestedPipeline();
                context.PushPipeline(pipeline);

                try
                {
                    Command cmd = new Command("Set-Variable");
                    cmd.Parameters.Add("Name", new string[] { varNode.Text });
                    cmd.Parameters.Add("Value", rValue.GetValue(context));
                    // TODO: implement command invoke
                    pipeline.Commands.Add(cmd);
                    pipeline.Invoke();
                }
                catch (Exception)
                {
                    throw;
                }
                finally
                {
                    context.PopPipeline();
                }
            }
        }