public static void d(string shellId, String tag, String message)
{
if (shellId != null && !String.IsNullOrWhiteSpace(message))
{
Shell.Write(shellId, "Debug " + tag + "." + message);
}
}
public static void w(String tag, String message)
{
if (!String.IsNullOrWhiteSpace(message))
{
Shell.Write(Shell.LogShellId, "Warning " + tag + "." + message);
}
}
public override void WriteLine(string message)
{
if (IsTracing && !String.IsNullOrWhiteSpace(message))
{
Shell.Write(Shell.LogShellId, "Trace " + message);
}
}
public void PerformCommand(string cmd, bool showCmd)
{
if (!String.IsNullOrWhiteSpace(cmd))
{
if (ScriptFilteringEnabled)
{
cmd = ScriptFilter.Filter(this, cmd);
}
if (!String.IsNullOrWhiteSpace(cmd))
{
if (!cmd.EndsWith("\n"))
{
cmd += "\n";
}
if (showCmd)
{
Shell.Write(ParentShell.ShellId, cmd, true, false);
}
if (cmd.Equals("break\n") || cmd.StartsWith("break;"))
{
BreakEngine();
}
else if (cmd.Equals("continue\n") || cmd.StartsWith("continue;"))
{
IsPaused = false;
}
else
{
ScriptQueue.Add(cmd);
}
string state = IsPaused ? "Paused: type 'continue;' to run." : "Running.";
MainWindow.UpdateStatus("Shell#" + ParentShell.ShellId, state);
}
}
}
private void ScriptProcessor()
{
ThreadScriptEngine = this;
object v;
string s, r;
while (!IsClosing)
{
try {
if (IsPaused)
{
Thread.Sleep(200);
}
else
{
s = ScriptQueue.Take();//ParentShell.Interrupter.GetToken); // Ignore interrupt here, Close will stop Q.
if ((s != null) && (s.Length > 0))
{
r = null;
IsRunning = true;
try {
this.Global.ErrorStack.Clear();
//this.SetDebugMode(true);
v = this.Run(s);
if (v != null)
{
r = v.ToString();
}
} catch (Exception e) {
r = "Error in script:\n" + GetLine(s) + "\n";
s = e.Message;
r += s + "\n";
foreach (string m in this.Global.ErrorStack)
{
if (!s.StartsWith(m))
{
r += m + "\n";
}
}
}
IsRunning = false;
if ((r != null) && (r.Length > 0))
{
Shell.Write(ParentShell.ShellId, r, false, true); // TODO: set params properly.
}
}
}
// } catch(OperationCanceledException) { // This is generated when Take is interrupted prior to closing.
// //IsClosing = true;
// break;
} catch (Exception e) {
Shell.WriteLine(e.Message); // TODO: writes to console.
}
}
}
// This will keep setting Jint's exit flag to true causing it to exit.
// Leaves it in a Paused state.
public void BreakPoller()
{
// ReturnStatement statement = new ReturnStatement((Expression)null);
int count = 0;
do
{
BreakEvent.WaitOne();
while (IsRunning)
{
if (count > 5)
{
count = 0;
Shell.Write("Attempting to interrupt shell...");
EngineThread.Interrupt();
ConditionVariable.Interrupt(EngineThread);
}
Shell.Write("Attempting (" + count++ + ") to pause shell...");
Visitor.ForceBreak();
Thread.Sleep(1000);
}
} while (!IsClosing);
}
