public object Execute(CompiledCode compiledCode, ScriptScope scope)
{
Debug.Assert(_executingThread == null);
_executingThread = Thread.CurrentThread;
try {
object result = compiledCode.Execute(scope);
Console.WriteLine(RemoteCommandDispatcher.OutputCompleteMarker);
return(result);
} catch (ThreadAbortException tae) {
KeyboardInterruptException pki = tae.ExceptionState as KeyboardInterruptException;
if (pki != null)
{
// Most exceptions get propagated back to the client. However, ThreadAbortException is handled
// differently by the remoting infrastructure, and gets wrapped in a RemotingException
// ("An error occurred while processing the request on the server"). So we filter it out
// and raise the KeyboardInterruptException
Thread.ResetAbort();
throw pki;
}
else
{
throw;
}
} finally {
_executingThread = null;
}
}
/// <summary>
/// Attempts to run a single interaction and handle any language-specific
/// exceptions. Base classes can override this and call the base implementation
/// surrounded with their own exception handling.
///
/// Returns null if successful and execution should continue, or an exit code.
/// </summary>
protected virtual int?TryInteractiveAction()
{
int?result = null;
try {
result = RunOneInteraction();
#if !FEATURE_EXCEPTION_STATE
} catch (ThreadAbortException) {
#else
} catch (ThreadAbortException tae) {
KeyboardInterruptException pki = tae.ExceptionState as KeyboardInterruptException;
if (pki != null)
{
UnhandledException(tae);
Thread.ResetAbort();
}
else
{
throw;
}
#endif
}
return(result);
}
/// <summary>
/// Attempts to run a single interaction and handle any language-specific
/// exceptions. Base classes can override this and call the base implementation
/// surrounded with their own exception handling.
///
/// Returns null if successful and execution should continue, or an exit code.
/// </summary>
private int?TryInteractiveActionWorker()
{
int?result = null;
try {
result = RunOneInteraction();
#if !FEATURE_EXCEPTION_STATE
} catch (ThreadAbortException) {
#else
} catch (ThreadAbortException tae) {
KeyboardInterruptException pki = tae.ExceptionState as KeyboardInterruptException;
if (pki != null)
{
Thread.ResetAbort();
}
#endif
}
return(result);
}
/// <summary>
/// Attempts to run a single interaction and handle any language-specific
/// exceptions. Base classes can override this and call the base implementation
/// surrounded with their own exception handling.
///
/// Returns null if successful and execution should continue, or an exit code.
/// </summary>
private int?TryInteractiveActionWorker()
{
int?result = null;
try {
result = RunOneInteraction();
#if SILVERLIGHT // ThreadAbortException.ExceptionState
} catch (ThreadAbortException) {
#else
} catch (ThreadAbortException tae) {
KeyboardInterruptException pki = tae.ExceptionState as KeyboardInterruptException;
if (pki != null)
{
Console.WriteLine(Language.FormatException(tae), Style.Error);
Thread.ResetAbort();
}
#endif
}
return(result);
}
protected override int?TryInteractiveAction()
{
int?result = null;
try
{
result = RunOneInteraction();
}
catch (ThreadAbortException tae)
{
KeyboardInterruptException pki = tae.ExceptionState as KeyboardInterruptException;
if (pki != null)
{
UnhandledException(tae);
Thread.ResetAbort();
}
else
{
throw;
}
}
return(result);
}
