|
public static createObject ( |
||
| state | ||
| return | ||
public static IoObject slotWhile(IoObject target, IoObject locals, IoObject message)
{
IoMessage m = message as IoMessage;
if (m.async)
{
IoState state = target.state;
IoObject future = IoObject.createObject(state);
IEnumerator <IoObject> e = IoObject.slotAsyncWhile(target, locals, message, future);
state.contextList.Add(e);
return(future);
}
IoObject result = target.state.ioNil;
while (true)
{
bool sasync = m.async;
m.async = false;
IoObject cond = m.localsValueArgAt(locals, 0);
if (cond == target.state.ioFalse || cond == target.state.ioNil)
{
break;
}
m.async = sasync;
result = m.localsValueArgAt(locals, 1);
if (target.state.handleStatus() != 0)
{
goto done;
}
}
done:
return(result);
}
public void setupSingletons()
{
ioNil = objectProto.clone(this);
ioNil.slots["type"] = IOSYMBOL("nil");
core.slots["nil"] = ioNil;
ioTrue = IoObject.createObject(this);
ioTrue.slots["type"] = IOSYMBOL("true");
core.slots["true"] = ioTrue;
ioFalse = IoObject.createObject(this);
ioFalse.slots["type"] = IOSYMBOL("false");
core.slots["false"] = ioFalse;
}
public IoObject localsProto(IoState state)
{
IoObject obj = IoObject.createObject(state);
IoObject firstProto = obj.protos[0] as IoObject;
foreach (var key in firstProto.slots.Keys)
{
obj.slots[key] = firstProto.slots[key];
}
firstProto.protos.Clear();
obj.slots["setSlot"] = new IoCFunction(state, "setSlot", new IoMethodFunc(IoObject.slotSetSlot));
obj.slots["setSlotWithType"] = new IoCFunction(state, "setSlotWithType", new IoMethodFunc(IoObject.slotSetSlotWithType));
obj.slots["updateSlot"] = new IoCFunction(state, "updateSlot", new IoMethodFunc(IoObject.localsUpdateSlot));
obj.slots["thisLocalContext"] = new IoCFunction(state, "thisLocalContext", new IoMethodFunc(IoObject.slotThisLocals));
obj.slots["forward"] = new IoCFunction(state, "forward", new IoMethodFunc(IoObject.slotLocalsForward));
return(obj);
}
public IoObject localsPerformOn(IoObject target, IoObject locals)
{
if (async)
{
IoContext ctx = new IoContext();
ctx.target = target;
ctx.locals = locals;
ctx.message = this;
IoState state = target.state;
IoObject future = IoObject.createObject(state);
IEnumerator <IoObject> e = IoMessage.asyncCall(ctx, future);
state.contextList.Add(e);
return(future);
}
IoObject result = target;
IoObject cachedTarget = target;
IoMessage msg = this;
do
{
if (msg.messageName.Equals(msg.state.semicolonSymbol))
{
target = cachedTarget;
}
else
{
result = msg.cachedResult;
if (result == null)
{
//if (target.tag.performFunc == null)
result = target.perform(target, locals, msg);
//else
// result = target.tag.performFunc(target, locals, msg);
}
if (result == null)
{
Console.WriteLine("Message chains intermediate mustn't be null");
}
target = result;
}
} while ((msg = msg.next) != null);
return(result);
}
public static IoObject slotAsyncCall(IoObject target, IoObject locals, IoObject message)
{
IoMessage msg = message as IoMessage;
IoMessage aMessage = msg.rawArgAt(0);
IoObject context = target;
if (msg.args.Count >= 2)
{
context = msg.localsValueArgAt(locals, 1);
}
IoBlock o = target.rawGetSlot(aMessage.messageName) as IoBlock;
if (o != null)
{
IoMessage mmm = o.containedMessage;
mmm.async = true;
IoContext ctx = new IoContext();
ctx.target = context;
ctx.locals = target;
ctx.message = mmm;
mmm.async = true;
IoState state = target.state;
IoObject future = IoObject.createObject(state);
IEnumerator <IoObject> e = IoMessage.asyncCall(ctx, future);
state.contextList.Add(e);
return(future);
}
else
{
IoCFunction cf = target.rawGetSlot(aMessage.messageName) as IoCFunction;
if (cf != null)
{
cf.async = true;
return(cf.activate(target, locals, aMessage, null));
}
}
return(aMessage.localsPerformOn(target, locals));
}
