public virtual EcmaValue Call(EcmaHeadObject obj, EcmaValue[] arg)
{
EcmaHeadObject argument = new EcmaHeadObject();
EcmaHeadObject var = new EcmaHeadObject();
int i = 0;
for (; i < this.arg.Length; i++)
{
if (i < arg.Length)
{
argument.Put(this.arg[i], arg[i]);
argument.Put(i.ToString(), arg[i]);
var.Put(this.arg[i], arg[i]);
}
else
{
var.Put(this.arg[i], EcmaValue.Undefined());
}
}
for (; i < arg.Length; i++)
{
argument.Put(i.ToString(), arg[i]);
}
argument.Prototype = State.Object;
argument.Put("length", EcmaValue.Number(arg.Length));
argument.Property["length"].DontEnum = true;
var.Put("arguments", EcmaValue.Object(argument));
var.Put("callee", EcmaValue.Object(this));
var.Property["callee"].DontEnum = true;
EcmaHeadObject[] scope = State.GetScope().Clone() as EcmaHeadObject[];
System.Array.Resize <EcmaHeadObject>(ref scope, scope.Length + 1);
scope[scope.Length - 1] = var;
State.PushContext(obj, scope, var);
EcmaComplication com = EcmaEvulator.Evulate(State, this.body);
State.PopContext();
if (com.Type == EcmaComplicationType.Return)
{
return(com.Value);
}
return(EcmaValue.Undefined());
}
private EcmaValue LoadScriptFile(string path)
{
if (!File.Exists(path))
{
throw new EcmaRuntimeException("Unknown script path: " + path);
}
EcmaScript script = new EcmaScript();
script.BuildStandartLibary();
new DefaultScript(script);
EcmaComplication com = script.RunCode(File.OpenText(path));
if (com.Type != EcmaComplicationType.Return)
{
throw new EcmaRuntimeException("A included file must return a value!");
}
return(com.Value);
}
