public override void EnsureTagStorage()
{
var systemObject = _referenceFinder.GetTypeReference(typeof(object));
_tagField = _module.ImportReference(_stateMachine.AddPublicInstanceField(systemObject));
TagPersistable = new FieldPersistable(new VariablePersistable(_stateMachineLocal), _tagField);
}
protected override void WeaveMethodExecutionArgs(NamedInstructionBlockChain arguments)
{
var executionArgs = _creator.CreateMethodExecutionArgsInstance(
arguments,
_aspects[0].Info.AspectAttribute.AttributeType);
_executionArgsField = _module.ImportReference(_stateMachine.AddPublicInstanceField(executionArgs.Variable.VariableType));
executionArgs.Add(new InstructionBlock("", Instruction.Create(OpCodes.Ldloc, executionArgs.Variable)));
var field = new FieldPersistable(new VariablePersistable(_stateMachineLocal), _executionArgsField);
var instructions = field.Store(executionArgs.Flatten(), _module.ImportReference(typeof(void)));
var chain = new InstructionBlockChain();
chain.Add(instructions);
AddToSetup(chain);
ExecutionArgs = field;
}
public override InstructionBlockChain CreateAspectInstance()
{
var aspectTypeReference = _module.ImportReference(Info.AspectAttribute.AttributeType);
_aspectField = _module.ImportReference(_stateMachine.AddPublicInstanceField(aspectTypeReference));
var loadMachine = new VariablePersistable(_stateMachineLocal).Load(true);
var newObjectAspectBlock = _creator.CreateAndNewUpAspect(Info.AspectAttribute);
var loadOnStack = new InstructionBlock("Load on stack", Instruction.Create(OpCodes.Ldloc, newObjectAspectBlock.Variable));
var storeField = new InstructionBlock("Store Field", Instruction.Create(OpCodes.Stfld, _aspectField));
var newObjectAspectBlockChain = new InstructionBlockChain();
newObjectAspectBlockChain.Add(loadMachine);
newObjectAspectBlockChain.Add(newObjectAspectBlock);
newObjectAspectBlockChain.Add(loadOnStack);
newObjectAspectBlockChain.Add(storeField);
AspectPersistable = new FieldPersistable(new VariablePersistable(_stateMachineLocal), _aspectField);
return(newObjectAspectBlockChain);
}
public InstructionBlockChain CallOnExceptionInMoveNext(IPersistable executionArgs, VariableDefinition exceptionLocal)
{
var onExceptionMethodRef = _referenceFinder.GetMethodReference(Info.AspectAttribute.AttributeType,
md => md.Name == "OnException");
var setMethod = _referenceFinder.GetMethodReference(executionArgs.PersistedType,
md => md.Name == "set_Exception");
var setExceptionOnArgsBlock = _creator.CallVoidMethod(setMethod, GetMoveNextExecutionArgs(executionArgs),
new VariablePersistable(exceptionLocal));
var sm = StateMachineFromMoveNext;
var smPersistable = new ThisLoadable(sm);
var aspectPersistable = new FieldPersistable(smPersistable, _aspectField.AsDefinedOn(sm));
var callOnExceptionBlock = _creator.CallVoidMethod(onExceptionMethodRef,
aspectPersistable, GetMoveNextExecutionArgs(executionArgs));
var callAspectOnExceptionBlockChain = new InstructionBlockChain();
callAspectOnExceptionBlockChain.Add(setExceptionOnArgsBlock);
callAspectOnExceptionBlockChain.Add(callOnExceptionBlock);
return(callAspectOnExceptionBlockChain);
}
