void HandleCommand(object sender, EventArgs eventArgs)
{
try
{
taskContext.ThrowIfNotOnMainThread();
var cmdEventArgs = eventArgs as OleMenuCmdEventArgs;
if (cmdEventArgs == null || !(cmdEventArgs.InValue is string))
{
commandWindowWriter.PrintErrorMsg("ERROR: Unable to parse command.");
return;
}
var commandText = (string)cmdEventArgs.InValue;
var strArgs =
commandText.Split(new string[] { " " }, StringSplitOptions.RemoveEmptyEntries);
Trace.WriteLine($"Executing 'Stadia.Debugger {commandText}'");
var result = BuildCommandParser().Execute(strArgs);
Trace.WriteLine($"'Stadia.Debugger {commandText}' returned {result}.");
}
catch (Exception ex) when(!(ex is OutOfMemoryException))
{
commandWindowWriter.PrintErrorMsg(
$"Error - See logs for more info.");
// The exception message will be printed to the command window by Visual Studio.
Trace.WriteLine($"ERROR: Caught unexpected exception executing " +
$"'Stadia.Debugger' command.{Environment.NewLine}" + ex.ToString());
throw;
}
}
private void HandleLLDBCommand(object sender, EventArgs e)
{
taskContext.ThrowIfNotOnMainThread();
string shellCommand;
if (!TryGetCommand(e, out shellCommand))
{
return;
}
var lldbShell = (ILLDBShell)serviceProvider.GetService(typeof(SLLDBShell));
if (lldbShell == null)
{
commandWindowWriter.PrintErrorMsg("ERROR: Unable to execute LLDB Shell command." +
" No shell service found.");
return;
}
try
{
lldbShell.ExecuteCommand(shellCommand);
}
catch (Exception ex)
{
commandWindowWriter.PrintErrorMsg(
"ERROR: LLDB Shell command failed. Reason: '" + ex.Message + "'");
}
}
// Should only be called from the UI thread!
public void ExecuteCommand(string command)
{
taskContext.ThrowIfNotOnMainThread();
Trace.WriteLine(string.Format("Executing LLDB Shell command '{0}'", command));
if (debuggers.Count == 0)
{
commandWindowWriter.PrintErrorMsg(
"ERROR: LLDB Shell command not handled. No debuggers attached.");
return;
}
// TODO: Provide a mechanism for the client to pick which debugger to dispatch
// the command to.
if (debuggers.Count > 1)
{
commandWindowWriter.PrintErrorMsg(
$"ERROR: There appears to be multiple ({debuggers.Count}) LLDB debuggers " +
"attached and we don't currently support that. If this is unexpected you can " +
"try restarting Visual Studio.");
return;
}
var commandInterpreter = debuggers.First().GetCommandInterpreter();
if (commandInterpreter == null)
{
commandWindowWriter.PrintErrorMsg(
"Unexpected ERROR: No command interpreter was found for the LLDB Shell.");
return;
}
SbCommandReturnObject commandResult;
commandInterpreter.HandleCommand(command, out commandResult);
PrintCommandResult(commandResult);
}
