/// <summary>
///
/// </summary>
/// <param name="context"></param>
/// <param name="args">Ignored for strongly bound objects (null should be passed)</param>
/// <returns></returns>
public object Invoke(IScriptContext context, object[] args)
{
//object result = RuntimeHost.NullValue;
//if (args != null)
//{
// if (Target == null && !Method.IsStatic)
// result = Method.Invoke(args.First(), args.Skip(1).ToArray());
// else
// result = Method.Invoke(Target, args);
//}
//else
//{
// result = Method.Invoke(Target, Arguments);
//}
//context.Result = result;
//return result;
if (args != null)
{
Arguments = args;
}
//NOTE: ref, out
object[] callArguments = new object[Arguments.Length];
for (int i = 0; i < callArguments.Length; i++)
{
ScopeValueReference vr = Arguments[i] as ScopeValueReference;
if (vr != null)
{
callArguments[i] = vr.ConvertedValue;
continue;
}
FunctionDelegate d = Arguments[i] as FunctionDelegate;
if (d != null)
{
d.ActiveContext = context;
callArguments[i] = d.Method;
continue;
}
callArguments[i] = Arguments[i];
}
var result = Method.Invoke(Target, callArguments);
//NOTE: ref, out
for (var i = 0; i < callArguments.Length; i++)
{
var vr = Arguments[i] as ScopeValueReference;
if (vr != null)
{
vr.Value = callArguments[i];
}
}
return(result);
}
protected static object[] ComposeParameters(object[] arguments, ParameterInfo[] parameters, CanConvertTypePredicate predicate, ConvertTypeMethod converter)
{
if (arguments.Length != parameters.Length)
{
return(null);
}
var result = new object[arguments.Length];
for (int i = 0; i < parameters.Length; i++)
{
var parameterType = parameters[i].ParameterType;
var argument = arguments[i];
//NOTE: ref, out
//out and ref parameters handling
ScopeValueReference vr = null;
if (parameters[i].ParameterType.IsByRef)
{
vr = (ScopeValueReference)argument;
argument = vr.Value;
}
if (predicate(argument, parameterType))
{
var converted = converter(argument, parameterType);
if (converted == NoResult)
{
return(null);
}
//NOTE: ref, out
if (vr == null)
{
result[i] = converted;
}
else
{
vr.ConvertedValue = converted;
result[i] = vr;
}
}
else
{
return(null);
}
}
return(result);
}
