public override bool TryInvokeMember(InvokeMemberBinder binder, object[] arguments, out object result)
{
if (CallTarget == null)
{
result = null;
return(false);
}
object[] theArguments = TypeFactorization.MaybeRenameArguments(binder.CallInfo, arguments);
try
{
result = InvocationBinding.InvokeMember(CallTarget, binder.Name, theArguments);
}
catch (RuntimeBinderException)
{
result = null;
try
{
InvocationBinding.InvokeMemberAction(CallTarget, binder.Name, theArguments);
}
catch (RuntimeBinderException)
{
return(false);
}
}
return(true);
}
public override bool TryInvokeMember(InvokeMemberBinder binder, object[] args, out object result)
{
var sk = SignatureKey.Create(binder, args);
SignatureKey nested = null;
if (_nestedTargets.TryGetValue(sk, out nested))
{
var member = _dynamicMembers[nested];
try
{
result = InvocationBinding.InvokeMember(member, binder.Name, args);
}
catch (RuntimeBinderException)
{
result = null;
return(false);
}
return(this.WireUpForInterface(binder.Name, true, ref result));
}
if (_dynamicMembers.TryGetValue(sk, out result))
{
var functor = result as Delegate;
if (result == null)
{
return(false);
}
if (!binder.CallInfo.ArgumentNames.Any() && functor != null)
{
try
{
result = this.InvokeMethodDelegate(functor, args);
}
catch (RuntimeBinderException)
{
return(false);
}
}
else
{
try
{
result = InvocationBinding.Invoke(result,
TypeFactorization.MaybeRenameArguments(binder.CallInfo, args));
}
catch (RuntimeBinderException)
{
return(false);
}
}
return(this.WireUpForInterface(binder.Name, true, ref result));
}
return(this.WireUpForInterface(binder.Name, false, ref result));
}
public virtual object Invoke(object target, params object[] args)
{
switch (Kind)
{
case InvocationKind.Constructor:
return(InvocationBinding.CreateInstance((Type)target, args));
case InvocationKind.Convert:
bool tExplict = false;
if (Arguments.Length == 2)
{
tExplict = (bool)args[1];
}
return(InvocationBinding.Conversion(target, (Type)args[0], tExplict));
case InvocationKind.Get:
return(InvocationBinding.InvokeGet(target, Name.Name));
case InvocationKind.Set:
InvocationBinding.InvokeSet(target, Name.Name, args.FirstOrDefault());
return(null);
case InvocationKind.GetIndex:
return(InvocationBinding.InvokeGetIndex(target, args));
case InvocationKind.SetIndex:
InvocationBinding.InvokeSetIndex(target, args);
return(null);
case InvocationKind.InvokeMember:
return(InvocationBinding.InvokeMember(target, Name, args));
case InvocationKind.InvokeMemberAction:
InvocationBinding.InvokeMemberAction(target, Name, args);
return(null);
case InvocationKind.InvokeMemberUnknown:
{
try
{
return(InvocationBinding.InvokeMember(target, Name, args));
}
catch (RuntimeBinderException)
{
InvocationBinding.InvokeMemberAction(target, Name, args);
return(null);
}
}
case InvocationKind.Invoke:
return(InvocationBinding.Invoke(target, args));
case InvocationKind.InvokeAction:
InvocationBinding.InvokeAction(target, args);
return(null);
case InvocationKind.InvokeUnknown:
{
try
{
return(InvocationBinding.Invoke(target, args));
}
catch (RuntimeBinderException)
{
InvocationBinding.InvokeAction(target, args);
return(null);
}
}
case InvocationKind.AddAssign:
InvocationBinding.InvokeAddAssign(target, Name.Name, args.FirstOrDefault());
return(null);
case InvocationKind.SubtractAssign:
InvocationBinding.InvokeSubtractAssign(target, Name.Name, args.FirstOrDefault());
return(null);
case InvocationKind.IsEvent:
return(InvocationBinding.InvokeIsEvent(target, Name.Name));
default:
throw new InvalidOperationException("Unknown Invocation Kind: " + Kind);
}
}
