/// <summary>
/// Looks up string command and if it is a debugger command returns the
/// corresponding DebuggerCommand object.
/// </summary>
/// <param name="command">String command</param>
/// <returns>DebuggerCommand or null.</returns>
public DebuggerCommand ProcessBasicCommand(string command)
{
if (command.Length == 0 && _lastCommand != null && _lastCommand.RepeatOnEnter)
{
return _lastCommand;
}
DebuggerCommand debuggerCommand;
if (_commandTable.TryGetValue(command, out debuggerCommand))
{
if (debuggerCommand.ExecutedByDebugger || (debuggerCommand.ResumeAction != null)) { _lastCommand = debuggerCommand; }
return debuggerCommand;
}
return null;
}
/// <summary>
/// Process the command read by the host and returns the DebuggerResumeAction or the command
/// that the host should execute (see comments in the DebuggerCommand class above).
/// </summary>
public DebuggerCommand ProcessCommand(PSHost host, string command, InvocationInfo invocationInfo)
{
return _lastCommand = DoProcessCommand(host, command, invocationInfo, null);
}
/// <summary>
/// ProcessCommand
/// </summary>
/// <param name="host"></param>
/// <param name="command"></param>
/// <param name="invocationInfo"></param>
/// <param name="output"></param>
/// <returns></returns>
public DebuggerCommand ProcessCommand(PSHost host, string command, InvocationInfo invocationInfo, IList<PSObject> output)
{
DebuggerCommand dbgCommand = DoProcessCommand(host, command, invocationInfo, output);
if (dbgCommand.ExecutedByDebugger || (dbgCommand.ResumeAction != null)) { _lastCommand = dbgCommand; }
return dbgCommand;
}
/// <summary>
/// Creates the table of debugger commands
/// </summary>
public DebuggerCommandProcessor()
{
_commandTable = new Dictionary<string, DebuggerCommand>(StringComparer.OrdinalIgnoreCase);
_commandTable[StepCommand] = _commandTable[StepShortcut] = new DebuggerCommand(StepCommand, DebuggerResumeAction.StepInto, true, false);
_commandTable[StepOutCommand] = _commandTable[StepOutShortcut] = new DebuggerCommand(StepOutCommand, DebuggerResumeAction.StepOut, false, false);
_commandTable[StepOverCommand] = _commandTable[StepOverShortcut] = new DebuggerCommand(StepOverCommand, DebuggerResumeAction.StepOver, true, false);
_commandTable[ContinueCommand] = _commandTable[ContinueShortcut] = new DebuggerCommand(ContinueCommand, DebuggerResumeAction.Continue, false, false);
_commandTable[StopCommand] = _commandTable[StopShortcut] = new DebuggerCommand(StopCommand, DebuggerResumeAction.Stop, false, false);
_commandTable[GetStackTraceShortcut] = new DebuggerCommand("get-pscallstack", null, false, false);
_commandTable[HelpCommand] = _commandTable[HelpShortcut] = _helpCommand = new DebuggerCommand(HelpCommand, null, false, true);
_commandTable[ListCommand] = _commandTable[ListShortcut] = _listCommand = new DebuggerCommand(ListCommand, null, true, true);
_commandTable[string.Empty] = new DebuggerCommand(string.Empty, null, false, true);
}