protected override void GetNamedArguments(out IList <DynamicMetaObject> namedArgs, out IList <string> argNames)
{
if (_signature.HasNamedArgument() || _signature.HasDictionaryArgument())
{
var objects = new List <DynamicMetaObject>();
var names = new List <string>();
for (int i = 0; i < _signature.ArgumentCount; i++)
{
if (_signature.GetArgumentKind(i) == ArgumentType.Named)
{
objects.Add(GetArgument(i));
names.Add(_signature.GetArgumentName(i));
}
}
if (_signature.HasDictionaryArgument())
{
if (objects == null)
{
objects = new List <DynamicMetaObject>();
names = new List <string>();
}
SplatDictionaryArgument(names, objects);
}
names.TrimExcess();
objects.TrimExcess();
argNames = names;
namedArgs = objects;
}
else
{
argNames = ArrayUtils.EmptyStrings;
namedArgs = DynamicMetaObject.EmptyMetaObjects;
}
}
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Design", "CA1000:DoNotDeclareStaticMembersOnGenericTypes")] // TODO: fix
private static MetaObject[] GetArgumentTypes(CallSignature signature, IList <MetaObject> args)
{
List <MetaObject> res = new List <MetaObject>();
List <MetaObject> namedObjects = null;
for (int i = 0; i < args.Count; i++)
{
switch (signature.GetArgumentKind(i))
{
case ArgumentType.Named:
if (namedObjects == null)
{
namedObjects = new List <MetaObject>();
}
namedObjects.Add(args[i]);
break;
case ArgumentType.Simple:
case ArgumentType.Instance:
res.Add(args[i]);
break;
case ArgumentType.List:
IList <object> list = args[i].Value as IList <object>;
if (list == null)
{
return(null);
}
for (int j = 0; j < list.Count; j++)
{
res.Add(
new MetaObject(
Ast.Call(
Ast.Convert(
args[i].Expression,
typeof(IList <object>)
),
typeof(IList <object>).GetMethod("get_Item"),
Ast.Constant(j)
),
args[i].Restrictions,
list[j]
)
);
}
break;
case ArgumentType.Dictionary:
// caller needs to process these...
break;
default:
throw new NotImplementedException();
}
}
if (namedObjects != null)
{
res.AddRange(namedObjects);
}
return(res.ToArray());
}
