/// <summary>
/// Initializes an new instance of the ThreadController class. This constructor should only
/// ever been called from the thread it is meant to control.
/// </summary>
/// <param name="nestFrame">The parent PromptNestFrame object.</param>
internal ThreadController(PromptNestFrame nestFrame)
{
_nestFrame = nestFrame;
PipelineRequestQueue = new AsyncQueue <IPipelineExecutionRequest>();
FrameExitTask = new TaskCompletionSource <DebuggerResumeAction>();
ManagedThreadId = Thread.CurrentThread.ManagedThreadId;
// If the debugger stop is triggered on a thread with no default runspace we
// shouldn't attempt to route commands to it.
IsPipelineThread = Runspace.DefaultRunspace != null;
}
/// <summary>
/// Initializes a new instance of the <see cref="PromptNest" /> class.
/// </summary>
/// <param name="powerShellContext">
/// The <see cref="PowerShellContext" /> to track prompt status for.
/// </param>
/// <param name="initialPowerShell">
/// The <see cref="PowerShell" /> instance for the first frame.
/// </param>
/// <param name="consoleReader">
/// The input handler.
/// </param>
/// <param name="versionSpecificOperations">
/// The <see cref="IVersionSpecificOperations" /> for the calling
/// <see cref="PowerShellContext" /> instance.
/// </param>
/// <remarks>
/// This constructor should only be called when <see cref="PowerShellContext.CurrentRunspace" />
/// is set to the initial runspace.
/// </remarks>
internal PromptNest(
PowerShellContextService powerShellContext,
PowerShell initialPowerShell,
IHostInput consoleReader,
IVersionSpecificOperations versionSpecificOperations)
{
_versionSpecificOperations = versionSpecificOperations;
_consoleReader = consoleReader;
_powerShellContext = powerShellContext;
_frameStack = new ConcurrentStack <PromptNestFrame>();
_frameStack.Push(
new PromptNestFrame(
initialPowerShell,
NewHandleQueue()));
var readLineShell = PowerShell.Create();
readLineShell.Runspace = powerShellContext.CurrentRunspace.Runspace;
_readLineFrame = new PromptNestFrame(
readLineShell,
new AsyncQueue <RunspaceHandle>());
ReleaseRunspaceHandleImpl(isReadLine: true);
}