public static MondFunction CreateStaticMethodShim(Type type, string name, MondBindingOptions options)
=> delegate(MondState state, MondValue[] args)
{
var target = BindingUtils.GetTarget <MethodInfo>(
type,
name,
args,
BindingFlags.Public | BindingFlags.Static,
options);
var values = TypeConverter.MarshalToClr(args, target.Types, state, options);
var result = target.Method.Invoke(null, values);
if (target.Method.ReturnType == typeof(void))
{
return(MondValue.Undefined);
}
if (result == null)
{
return(MondValue.Null);
}
var mondType = TypeConverter.ToMondType(result.GetType());
return(TypeConverter.MarshalToMond(result, mondType, state, options));
};
public static MondFunction CreateConstructorShim(Type type, MondValue prototype, MondBindingOptions options)
=> delegate(MondState state, MondValue[] args)
{
var target = BindingUtils.GetTarget <ConstructorInfo>(
type,
null,
args,
BindingFlags.Public | BindingFlags.Instance,
options);
var values = TypeConverter.MarshalToClr(args, target.Types, state, options);
return(new MondValue(state)
{
UserData = target.Method.Invoke(values),
Prototype = prototype
});
};
public static MondInstanceFunction CreateInstanceMethodShim(
Type type,
string name,
MondBindingOptions options,
bool isMetamethod = false)
=> delegate(MondState state, MondValue instance, MondValue[] args)
{
// Remove the object instance from the argument list.
// This is primarily to prevent argument mismatch exceptions
// when the Mond runtime tries to dispatch a metamethod.
if ((args != null) &&
(args.Length >= 1) &&
(args[0] == instance) &&
(name.StartsWith("__") || isMetamethod))
{
args = args.Skip(1).ToArray();
}
var target = BindingUtils.GetTarget <MethodInfo>(
type,
name,
args,
BindingFlags.Public | BindingFlags.Instance,
options);
var values = TypeConverter.MarshalToClr(args, target.Types, state, options);
var result = target.Method.Invoke(instance.UserData, values);
if (target.Method.ReturnType == typeof(void))
{
return(MondValue.Undefined);
}
if (result == null)
{
return(MondValue.Null);
}
var mondType = TypeConverter.ToMondType(result.GetType());
return(TypeConverter.MarshalToMond(result, mondType, state, options));
};
