/// <summary>
/// Adds only the specified members to the whitelist.
/// </summary>
/// <param name="target"></param>
/// <param name="members"></param>
public void AllowMembers(MyWhitelistTarget target, params MemberInfo[] members)
{
if (members.IsNullOrEmpty())
{
throw new MyWhitelistException("Needs at least one member");
}
AssertVitality();
for (var index = 0; index < members.Length; index++)
{
var member = members[index];
if (member == null)
{
throw new MyWhitelistException("Element " + index + " is null");
}
var typeSymbol = ResolveTypeSymbol(member.DeclaringType);
var candidates = typeSymbol.GetMembers().Where(m => m.MetadataName == member.Name).ToList();
var method = member as MethodInfo;
ParameterInfo[] methodParameters = null;
if (method != null)
{
// Sanity check. I don't think this is actually possible.
Debug.Assert(candidates.All(m => m is IMethodSymbol), "Illogical failure: Found more than one non-method with the same name?!?");
methodParameters = method.GetParameters();
candidates.RemoveAll(s => ((IMethodSymbol)s).Parameters.Length != methodParameters.Length);
if (method.IsGenericMethodDefinition)
{
candidates.RemoveAll(s => !((IMethodSymbol)s).IsGenericMethod);
}
else
{
candidates.RemoveAll(s => ((IMethodSymbol)s).IsGenericMethod);
}
if (method.IsSpecialName && method.Name.StartsWith("get_") || method.Name.StartsWith("set_"))
{
throw new MyWhitelistException("Whitelist the actual properties, not their access methods");
}
}
switch (candidates.Count)
{
case 0:
throw new MyWhitelistException(string.Format("Cannot add {0} to the whitelist because its symbol variant could not be found.", member));
case 1:
Whitelist.RegisterMember(target, candidates[0], member);
break;
default:
// Sanity check. I don't think this is actually possible.
Debug.Assert(method != null, "Illogical failure: Found more than one non-method with the same name?!?");
var methodSymbol = FindMethodOverload(candidates, methodParameters);
if (methodSymbol == null)
{
throw new MyWhitelistException(string.Format("Cannot add {0} to the whitelist because its symbol variant could not be found.", member));
}
Whitelist.RegisterMember(target, methodSymbol, member);
break;
}
}
}