// Push into a "with" scope and return the converted object.
public static Object JScriptWith(Object withOb, VsaEngine engine)
{
withOb = Convert.ToObject(withOb, engine);
if (withOb != null)
{
engine.PushScriptObjectChecked
(new WithScope(engine.ScriptObjectStackTop(), withOb));
return(withOb);
}
else
{
throw new JScriptException(JSError.ObjectExpected);
}
}
// Perform a call on this object.
internal override Object Call
(VsaEngine engine, Object thisob, Object[] args)
{
// Create a new scope object and initialize the parameters.
ScriptObject scope;
if (thisob is JSObject)
{
scope = new FunctionScope
((JSObject)thisob, defn.fparams, thisob, args);
}
else
{
scope = new FunctionScope
(declaringScope, defn.fparams, thisob, args);
}
// Push the scope onto the stack.
engine.PushScriptObjectChecked(scope);
// Call the function and pop the scope afterwards.
Object result = Empty.Value;
try
{
if (defn.body != null)
{
defn.body.Eval(engine);
}
}
catch (ReturnJumpOut r)
{
return(r.value);
}
finally
{
engine.PopScriptObject();
}
// Return the function result to the caller.
return(result);
}
