private static ContainerConstructorInfo GetNonAttributedConstructor(Type source, Type[] parameterTypes, IEnumerable <ConstructorInfo> constructors)
{
ContainerConstructorInfo result = null;
foreach (var constructor in constructors)
{
var parametersInfo = CanUseParameters(constructor, parameterTypes);
if (parametersInfo != null)
{
if (result != null)
{
throw new AmbiguousConstructorException(source);
}
result = new ContainerConstructorInfo
{
ConstructorInfo = constructor,
ParametersInfo = parametersInfo
};
}
}
if (result == null)
{
throw new NoConstructorException(source);
}
return(result);
}
private static ContainerConstructorInfo TryGetAttributedConstructor(Type source, Type[] parameterTypes,
IEnumerable <ConstructorInfo> constructors)
{
ContainerConstructorInfo result = null;
HashSet <Type> parameterTypesSet = GetParameterTypesSet(parameterTypes);
IEnumerable <ConstructorInfo> attributedConstructors =
constructors.Where(info => info.IsDefined(typeof(ContainerConstructorAttribute), false));
bool hasContainerConstructors = false;
foreach (ConstructorInfo constructor in attributedConstructors)
{
hasContainerConstructors = true;
HashSet <Type> constructorTypesSet = GetConstructorTypesSet(constructor);
if (parameterTypesSet.SetEquals(constructorTypesSet))
{
int[] parametersInfo = CanUseParameters(constructor, parameterTypes);
if (parametersInfo == null)
{
throw new BadContainerConstructorAttributeException(constructor);
}
if (result != null)
{
throw new AmbiguousConstructorException(source);
}
result = new ContainerConstructorInfo
{
ConstructorInfo = constructor,
ParametersInfo = parametersInfo
};
}
}
if (hasContainerConstructors && result == null)
{
throw new NoConstructorException(source);
}
return(result);
}
public IClassFactory BuildFactory(ContainerConstructorInfo constructorInfo, Type wrapperType)
{
return(new ClassFactory(EmitConstruct(constructorInfo.ConstructorInfo, constructorInfo.ParametersInfo, wrapperType), constructorInfo.ConstructorInfo.ReflectedType));
}
public Func <IInternalContainer, IInjectionContext, object[], object> BuildConstructionDelegate(ContainerConstructorInfo constructorInfo, Type wrapperType)
{
return(EmitConstruct(constructorInfo.ConstructorInfo, constructorInfo.ParametersInfo, wrapperType));
}
