internal Debugger(ExecutionContext context)
{
this._context = context;
this._runningScriptStack = new Stack <Debugger.ScriptBlockInfo>();
this._scriptPathToBreakpointInfo = new Dictionary <string, ScriptBreakpointInfo>((IEqualityComparer <string>)StringComparer.OrdinalIgnoreCase);
this._scriptPathToDebugInfo = new Dictionary <string, ScriptDebugInfo>((IEqualityComparer <string>)StringComparer.OrdinalIgnoreCase);
this._statementStack = new Stack <ParseTreeNode>();
this._globalScriptBreakpointInfo = new ScriptBreakpointInfo(context, (string)null);
this._currentScriptDebugInfo = (ScriptDebugInfo)null;
this._inBreakpoint = false;
this._idToBreakpoint = new Dictionary <int, Breakpoint>();
this._steppingMode = Debugger.SteppingMode.None;
this._callStack = new Stack <Debugger.CallStackInfo>();
this._evaluatingBreakpointAction = false;
}
internal void PushMethodCall(InvocationInfo invocationInfo, ScriptBlock scriptBlock)
{
this._callStack.Push(new Debugger.CallStackInfo()
{
InvocationInfo = invocationInfo,
ScriptBlock = scriptBlock
});
if (scriptBlock.IsScriptBlockForExceptionHandler && this._steppingMode == Debugger.SteppingMode.StepOver)
{
this._steppingMode = Debugger.SteppingMode.StepIn;
}
if (invocationInfo.InvocationName == "")
{
this._steppingMode = Debugger.SteppingMode.None;
}
if (this._steppingMode == Debugger.SteppingMode.None || this._steppingMode != Debugger.SteppingMode.StepOut && this._steppingMode != Debugger.SteppingMode.StepOver)
{
return;
}
++this._stepCallDepth;
}
internal void PopRunning()
{
Debugger.ScriptBlockInfo scriptBlockInfo1 = this._runningScriptStack.Pop();
if (scriptBlockInfo1.DebugInfo != null)
{
--scriptBlockInfo1.DebugInfo.NumReferences;
if (scriptBlockInfo1.DebugInfo.NumReferences == 0)
{
if (scriptBlockInfo1.DebugInfo.FromScript)
{
this._scriptPathToDebugInfo.Remove(scriptBlockInfo1.DebugInfo.BreakpointInfo.ScriptPath);
}
if (scriptBlockInfo1.DebugInfo.BreakpointInfo.NumBreakpoints == 0)
{
this._scriptPathToBreakpointInfo.Remove(scriptBlockInfo1.DebugInfo.BreakpointInfo.ScriptPath);
}
}
}
if (!this.IsOn)
{
return;
}
if (this._runningScriptStack.Count > 0)
{
Debugger.ScriptBlockInfo scriptBlockInfo2 = this._runningScriptStack.Peek();
if (scriptBlockInfo2.DebugInfo != null && scriptBlockInfo2.DebugInfo.IsRecursive)
{
scriptBlockInfo2.DebugInfo.SetBreakpoints(scriptBlockInfo2.ScriptBlock);
}
this._currentScriptDebugInfo = scriptBlockInfo2.DebugInfo;
}
else
{
this._currentScriptDebugInfo = (ScriptDebugInfo)null;
this._steppingMode = Debugger.SteppingMode.None;
}
}
private void OnDebuggerStop(InvocationInfo invocationInfo, List <Breakpoint> breakpoints)
{
LocalRunspace currentRunspace = this._context.CurrentRunspace as LocalRunspace;
if (currentRunspace.PulsePipeline != null && currentRunspace.PulsePipeline == currentRunspace.GetCurrentlyRunningPipeline())
{
if (breakpoints.Count > 0)
{
this._context.EngineHostInterface.UI.WriteWarningLine(ResourceManagerCache.FormatResourceString("DebuggerStrings", "WarningBreakpointWillNotBeHit", (object)breakpoints[0]));
}
else
{
this._context.EngineHostInterface.UI.WriteWarningLine(new InvalidOperationException().Message);
}
}
else
{
this._steppingMode = Debugger.SteppingMode.None;
EventHandler <DebuggerStopEventArgs> debuggerStop = this.DebuggerStop;
if (debuggerStop == null)
{
return;
}
this._inBreakpoint = true;
if (invocationInfo != null)
{
this._callStack.Push(new Debugger.CallStackInfo()
{
InvocationInfo = invocationInfo
});
}
this._context.SetVariable("PSDebugContext", (object)new PSDebugContext(invocationInfo, breakpoints));
PSLanguageMode languageMode = this._context.LanguageMode;
bool flag = languageMode != PSLanguageMode.FullLanguage && this._context.UseFullLanguageModeInDebugger;
if (flag)
{
this._context.LanguageMode = PSLanguageMode.FullLanguage;
}
RunspaceAvailability runspaceAvailability = this._context.CurrentRunspace.RunspaceAvailability;
this._context.CurrentRunspace.UpdateRunspaceAvailability(this._context.CurrentRunspace.GetCurrentlyRunningPipeline() != null ? RunspaceAvailability.AvailableForNestedCommand : RunspaceAvailability.Available, true);
try
{
DebuggerStopEventArgs e = new DebuggerStopEventArgs(invocationInfo, breakpoints);
debuggerStop((object)this, e);
this.ResumeExecution(e);
}
finally
{
this._context.CurrentRunspace.UpdateRunspaceAvailability(runspaceAvailability, true);
if (flag)
{
this._context.LanguageMode = languageMode;
}
this._context.RemoveVariable("PSDebugContext");
if (invocationInfo != null)
{
this._callStack.Pop();
}
this._inBreakpoint = false;
}
}
}
private void SetStep(string name, Debugger.SteppingMode mode, int stepCallDepth)
{
this._steppingMode = mode;
this._stepCallDepth = stepCallDepth;
}