private static Coder ImplementOnEnterMethod(
Coder coder,
MethodBuilderInfo <MethodBuilderInfoItem <BuilderTypeIMethodInterceptor, BuilderTypeISimpleMethodInterceptor> > method,
Method attributedMethod,
MethodBuilderInfoItem <BuilderTypeIMethodInterceptor, BuilderTypeISimpleMethodInterceptor>[] fullMethodInterceptors,
Func <MethodBuilderInfoItem <BuilderTypeIMethodInterceptor, BuilderTypeISimpleMethodInterceptor>, Method> onEnterMethod)
=> ImplementOnEnterMethod(coder, coder, coder, method, attributedMethod, fullMethodInterceptors, onEnterMethod);
private static Coder ImplementOnExitMethod(
Coder coder,
MethodBuilderInfo <MethodBuilderInfoItem <BuilderTypeIMethodInterceptor, BuilderTypeISimpleMethodInterceptor> > method,
MethodBuilderInfoItem <BuilderTypeIMethodInterceptor, BuilderTypeISimpleMethodInterceptor>[] fullMethodInterceptors)
{
for (int i = 0; i < fullMethodInterceptors.Length; i++)
{
if (fullMethodInterceptors[i].HasOnExitInterface)
{
if (method.Key.Method.ReturnType == BuilderTypes.Void)
{
if (fullMethodInterceptors[i].FieldOrVariable is Field field)
{
coder.Load(field)
.As(BuilderTypes.IMethodInterceptorOnExit)
.Call(BuilderTypes.IMethodInterceptorOnExit.GetMethod_OnExit(), BuilderTypes.Void, null)
.Pop();
}
else if (fullMethodInterceptors[i].FieldOrVariable is LocalVariable localVariable)
{
coder.Load(localVariable)
.As(BuilderTypes.IMethodInterceptorOnExit)
.Call(BuilderTypes.IMethodInterceptorOnExit.GetMethod_OnExit(), BuilderTypes.Void, null)
.Pop();
}
}
else
{
coder.SetValue(coder.GetOrCreateReturnVariable(), y =>
{
if (fullMethodInterceptors[i].FieldOrVariable is Field field)
{
y.Load(field)
.As(BuilderTypes.IMethodInterceptorOnExit)
.Call(BuilderTypes.IMethodInterceptorOnExit.GetMethod_OnExit(), method.Key.Method.ReturnType, y.GetOrCreateReturnVariable());
}
else if (fullMethodInterceptors[i].FieldOrVariable is LocalVariable localVariable)
{
y.Load(localVariable)
.As(BuilderTypes.IMethodInterceptorOnExit)
.Call(BuilderTypes.IMethodInterceptorOnExit.GetMethod_OnExit(), method.Key.Method.ReturnType, y.GetOrCreateReturnVariable());
}
return(y);
});
}
}
else
{
coder.Load <ICallMethod <CallCoder> >(fullMethodInterceptors[i].FieldOrVariable).Call(fullMethodInterceptors[i].InterfaceA.GetMethod_OnExit());
}
}
return(coder);
}
private static Coder ImplementOnEnterMethod(
Coder originCoder,
Coder outerCoder,
Coder innerCoder,
MethodBuilderInfo <MethodBuilderInfoItem <BuilderTypeIMethodInterceptor, BuilderTypeISimpleMethodInterceptor> > method,
Method attributedMethod,
MethodBuilderInfoItem <BuilderTypeIMethodInterceptor, BuilderTypeISimpleMethodInterceptor>[] fullMethodInterceptors,
Func <MethodBuilderInfoItem <BuilderTypeIMethodInterceptor, BuilderTypeISimpleMethodInterceptor>, Method> onEnterMethod)
{
for (int i = 0; i < fullMethodInterceptors.Length; i++)
{
innerCoder.Load <ICallMethod <CallCoder> >(fullMethodInterceptors[i].FieldOrVariable).Call(onEnterMethod(fullMethodInterceptors[i]), attributedMethod.OriginType, originCoder.AssociatedMethod.AsyncMethodHelper.Instance, attributedMethod,
method.Key.Method.Parameters.Length > 0 ? outerCoder.GetParametersArray() : null);
}
return(innerCoder);
}
public static void AddThisReferenceToAsyncMethod(this MethodBuilderInfo method)
{
var attributedMethod = method.Key.Method;
var targetedMethod = method.Key.AsyncMethod == null ? method.Key.Method : method.Key.AsyncMethod;
if (method.Key.AsyncMethod != null && !targetedMethod.DeclaringType.Fields.Any(x => x.Name == "<>4__this"))
{
var thisField = targetedMethod.DeclaringType.CreateField(Modifiers.Public, attributedMethod.DeclaringType, "<>4__this");
var position = attributedMethod.AsyncMethodHelper.GetAsyncTaskMethodBuilderInitialization();
if (position == null)
{
attributedMethod.NewCode().LoadVariable(0).Assign(thisField).Set(attributedMethod.NewCode().This).Insert(InsertionPosition.Beginning);
}
else
{
attributedMethod.NewCode().LoadVariable(0).Assign(thisField).Set(attributedMethod.NewCode().This).Insert(InsertionAction.After, position);
}
}
}
internal MethodBuilder EnsureMethodBuilder(TypeBuilder typeBuilder, string methodName,
MethodAttributes attributes, Type returnType, Type[] parameterTypes)
{
MethodBuilderInfo methodBuilderInfo;
if (!_methodBuilders.TryGetValue(methodName, out methodBuilderInfo))
{
MethodBuilder methodBuilder = typeBuilder.DefineMethod(
methodName,
attributes,
returnType,
parameterTypes);
methodBuilderInfo = new MethodBuilderInfo(methodBuilder, parameterTypes);
_methodBuilders.Add(methodName, methodBuilderInfo);
}
#if DEBUG
else
{
methodBuilderInfo.Validate(returnType, parameterTypes, attributes);
}
#endif
return(methodBuilderInfo.MethodBuilder);
}
public static object GetAsyncMethodTypeInstace(this MethodBuilderInfo method)
{
var targetedMethod = method.Key.AsyncMethod == null ? method.Key.Method : method.Key.AsyncMethod;
return(method.Key.AsyncMethod == null ? (object)targetedMethod.NewCode().This : targetedMethod.DeclaringType.Fields.FirstOrDefault(x => x.Name == "<>4__this"));
}
public static object GetAsyncMethodTypeInstace <T>(this MethodBuilderInfo <T> method) where T : IMethodBuilderInfoItem
{
var targetedMethod = method.Key.AsyncMethod ?? method.Key.Method;
return(method.Key.AsyncMethod == null ? (object)Crumb.This : targetedMethod.DeclaringType.Fields.FirstOrDefault(x => x.Name == "<>4__this"));
}