protected override bool ProcessCFG()
{
StateMachineDisposeAnalyzer disposeAnalyzer = new StateMachineDisposeAnalyzer(moveNextMethodContext.Method);
StateControllerRemover controllerRemover;
YieldStateMachineVersion machineVersion = disposeAnalyzer.ProcessDisposeMethod();
if (machineVersion == YieldStateMachineVersion.V1)
{
controllerRemover = new StateControllerRemover(moveNextMethodContext);
}
else if (machineVersion == YieldStateMachineVersion.V2)
{
controllerRemover = new DisposingStateControllerRemover(moveNextMethodContext, disposeAnalyzer.StateField, disposeAnalyzer.DisposingField);
StateMachineDoFinallyCheckRemover doFinallyCheckRemover = new StateMachineDoFinallyCheckRemover(moveNextMethodContext);
if (!doFinallyCheckRemover.MarkFinallyConditionsForRemoval())
{
return(false);
}
toBeRemoved.UnionWith(doFinallyCheckRemover.BlocksMarkedForRemoval);
}
else
{
return(false);
}
if (!controllerRemover.RemoveStateMachineController())
{
return(false);
}
toBeRemoved.UnionWith(controllerRemover.BlocksMarkedForRemoval);
SwitchData switchData = controllerRemover.SwitchData;
YieldStateMachineControlFlowRebuilder controlFlowRebuilder =
new YieldStateMachineControlFlowRebuilder(moveNextMethodContext, switchData, controllerRemover.StateField);
if (!controlFlowRebuilder.ProcessEndBlocks())
{
return(false);
}
toBeRemoved.UnionWith(controlFlowRebuilder.BlocksMarkedForRemoval);
StateMachineCFGCleaner cfgCleaner = new StateMachineCFGCleaner(theCFG, switchData, switchData.OrderedCasesArray[0]);
if (!cfgCleaner.CleanUpTheCFG(toBeRemoved))
{
return(false);
}
YieldFieldsInformation fieldsInfo = new YieldFieldsInformation(controllerRemover.StateField,
controlFlowRebuilder.CurrentItemField, controlFlowRebuilder.ReturnFlagVariable);
this.moveNextMethodContext.YieldData =
new YieldData(machineVersion, controlFlowRebuilder.YieldReturnBlocks,
controlFlowRebuilder.YieldBreakBlocks, fieldsInfo, disposeAnalyzer.YieldsExceptionData);
return(true);
}
protected override bool ProcessCFG()
{
V_0 = new StateMachineDisposeAnalyzer(this.moveNextMethodContext.get_Method());
V_2 = V_0.ProcessDisposeMethod();
if (V_2 != 1)
{
if (V_2 != 2)
{
return(false);
}
V_1 = new DisposingStateControllerRemover(this.moveNextMethodContext, V_0.get_StateField(), V_0.get_DisposingField());
V_6 = new StateMachineDoFinallyCheckRemover(this.moveNextMethodContext);
if (!V_6.MarkFinallyConditionsForRemoval())
{
return(false);
}
this.toBeRemoved.UnionWith(V_6.get_BlocksMarkedForRemoval());
}
else
{
V_1 = new StateControllerRemover(this.moveNextMethodContext, null);
}
if (!V_1.RemoveStateMachineController())
{
return(false);
}
this.toBeRemoved.UnionWith(V_1.get_BlocksMarkedForRemoval());
V_3 = V_1.get_SwitchData();
V_4 = new YieldStateMachineControlFlowRebuilder(this.moveNextMethodContext, V_3, V_1.get_StateField());
if (!V_4.ProcessEndBlocks())
{
return(false);
}
this.toBeRemoved.UnionWith(V_4.get_BlocksMarkedForRemoval());
if (!(new StateMachineCFGCleaner(this.theCFG, V_3, V_3.get_OrderedCasesArray()[0])).CleanUpTheCFG(this.toBeRemoved))
{
return(false);
}
V_5 = new YieldFieldsInformation(V_1.get_StateField(), V_4.get_CurrentItemField(), V_4.get_ReturnFlagVariable());
this.moveNextMethodContext.set_YieldData(new YieldData(V_2, V_4.get_YieldReturnBlocks(), V_4.get_YieldBreakBlocks(), V_5, V_0.get_YieldsExceptionData()));
return(true);
}