private static bool CheckTarget(TargetMethodContext targetMethodContext, InjectionTargets target)
{
var targetMethod = targetMethodContext.TargetMethod;
if (targetMethod.IsAbstract ||
targetMethod.IsPInvokeImpl)
{
return(false);
}
if (targetMethod.IsConstructor)
{
return(target == InjectionTargets.Constructor);
}
if (targetMethod.IsGetter)
{
return(target == InjectionTargets.Getter);
}
if (targetMethod.IsSetter)
{
return(target == InjectionTargets.Setter);
}
if (targetMethod.IsAddOn)
{
return(target == InjectionTargets.EventAdd);
}
if (targetMethod.IsRemoveOn)
{
return(target == InjectionTargets.EventRemove);
}
if (!targetMethod.CustomAttributes.HasAttributeOfType <CompilerGeneratedAttribute>())
{
return(target == InjectionTargets.Method);
}
return(false);
}
public AdviceAttribute(InjectionPoints points, InjectionTargets targets)
{
Points = points;
Targets = targets;
}
internal static void ValidateAdviceInjectionContext(Contexts.AdviceInjectionContext context, InjectionTargets target)
{
//if (target == InjectionTargets.Constructor)
//{
// if (!context.AdviceMethod.ReturnType.IsTypeOf(typeof(void)))
// throw new CompilationException("Advice of InjectionTargets.Constructor can be System.Void only", context.AdviceMethod);
//}
if (context.InjectionPoint == InjectionPoints.After || context.InjectionPoint == InjectionPoints.Before)
{
if (!context.AdviceMethod.ReturnType.IsTypeOf(typeof(void)))
{
throw new CompilationException("Advice of InjectionPoints." + context.InjectionPoint.ToString() + " can be System.Void only", context.AdviceMethod);
}
}
if (context.InjectionPoint == InjectionPoints.Around)
{
if ((target & InjectionTargets.Constructor) == InjectionTargets.Constructor)
{
throw new CompilationException("Advice of InjectionPoints." + context.InjectionPoint.ToString() + " can't be applied to constructors", context.AdviceMethod);
}
if (!context.AdviceMethod.ReturnType.IsTypeOf(typeof(object)))
{
throw new CompilationException("Advice of InjectionPoints." + context.InjectionPoint.ToString() + " should return System.Object", context.AdviceMethod);
}
}
}
