private bool TryProcessConditionalDisposeHandler(YieldExceptionHandlerInfo yieldExceptionHandler, CFGBlockLogicalConstruct startBlock)
{
if (this.finallyBlocks.get_Count() > 0)
{
return(false);
}
if (startBlock as PartialCFGBlockLogicalConstruct == null || startBlock.get_CFGSuccessors().get_Count() != 1)
{
return(false);
}
if (startBlock.get_LogicalConstructExpressions().get_Count() == 0)
{
return(false);
}
V_0 = startBlock.get_LogicalConstructExpressions().get_Item(0) as BinaryExpression;
if (V_0 == null || !V_0.get_IsAssignmentExpression() || V_0.get_Left().get_CodeNodeType() != 30 || (V_0.get_Left() as FieldReferenceExpression).get_Field().Resolve() != this.stateFieldRef || V_0.get_Right().get_CodeNodeType() != 22 || (Int32)(V_0.get_Right() as LiteralExpression).get_Value() != yieldExceptionHandler.get_NextState())
{
return(false);
}
if (startBlock.get_LogicalConstructExpressions().get_Count() != 2 || yieldExceptionHandler.get_HandlerType() != 2)
{
if (startBlock.get_LogicalConstructExpressions().get_Count() != 1 || yieldExceptionHandler.get_HandlerType() != 1)
{
return(false);
}
}
else
{
V_6 = startBlock.get_LogicalConstructExpressions().get_Item(1) as BinaryExpression;
if (V_6 == null || !V_6.get_IsAssignmentExpression() || V_6.get_Left().get_CodeNodeType() != 30 || (object)(V_6.get_Left() as FieldReferenceExpression).get_Field() != (object)yieldExceptionHandler.get_DisposableField() || V_6.get_Right().get_CodeNodeType() != 33 || (V_6.get_Right() as SafeCastExpression).get_Expression().get_CodeNodeType() != 30 || (object)((V_6.get_Right() as SafeCastExpression).get_Expression() as FieldReferenceExpression).get_Field() != (object)yieldExceptionHandler.get_EnumeratorField())
{
return(false);
}
}
V_2 = startBlock.get_CFGSuccessors().GetEnumerator();
V_7 = V_2;
try
{
dummyVar0 = V_2.MoveNext();
V_1 = V_2.get_Current();
}
finally
{
if (V_7 != null)
{
V_7.Dispose();
}
}
if (V_1.get_LogicalConstructExpressions().get_Count() != 1)
{
return(false);
}
V_3 = V_1.get_LogicalConstructExpressions().get_Item(0) as BinaryExpression;
if (V_3 == null || V_3.get_Operator() != 9 || V_3.get_Left().get_CodeNodeType() != 30 || (object)(V_3.get_Left() as FieldReferenceExpression).get_Field() != (object)yieldExceptionHandler.get_DisposableField() || V_3.get_Right().get_CodeNodeType() != 22 || (V_3.get_Right() as LiteralExpression).get_Value() != null)
{
return(false);
}
V_4 = null;
V_8 = V_1.get_CFGSuccessors().GetEnumerator();
try
{
while (V_8.MoveNext())
{
V_9 = V_8.get_Current() as CFGBlockLogicalConstruct;
if (V_9 == null || V_9.get_CFGPredecessors().get_Count() != 1)
{
continue;
}
V_4 = V_9;
goto Label0;
}
}
finally
{
((IDisposable)V_8).Dispose();
}
Label0:
if (V_4 == null || V_4.get_LogicalConstructExpressions().get_Count() != 1)
{
return(false);
}
V_5 = V_4.get_LogicalConstructExpressions().get_Item(0) as MethodInvocationExpression;
if (V_5 == null || !V_5.get_VirtualCall() || V_5.get_MethodExpression().get_Target().get_CodeNodeType() != 30 || (object)(V_5.get_MethodExpression().get_Target() as FieldReferenceExpression).get_Field() != (object)yieldExceptionHandler.get_DisposableField() || String.op_Inequality(V_5.get_MethodExpression().get_Method().get_Name(), "Dispose"))
{
return(false);
}
this.finallyEntryBlock = startBlock;
dummyVar1 = this.finallyBlocks.Add(startBlock);
this.conditionBlock = V_1;
dummyVar2 = this.finallyBlocks.Add(V_1);
this.disposeCallBlock = V_4;
dummyVar3 = this.finallyBlocks.Add(V_4);
return(true);
}