String Node::tryGetString(Graph& graph)
{
if (hasConstant())
return constant()->tryGetString(graph);
if (hasLazyJSValue())
return lazyJSValue().tryGetString(graph);
return String();
}
bool Engine::setVariable(QString n, QVariant v)
{
if(!d->cclass.isName(n))return false;
if(hasConstant(n))return false;
if(d->funcs.contains(n))return false;
d->vars.insert(n,autoCast(v));
return true;
}
bool Engine::setFunction(QString n, ELAM::Function p)
{
if(p==0)return false;
if(!d->cclass.isName(n))return false;
if(hasConstant(n))return false;
if(hasVariable(n))return false;
d->funcs.insert(n,p);
return true;
}
MinifiedNode MinifiedNode::fromNode(Node* node)
{
ASSERT(belongsInMinifiedGraph(node->op()));
MinifiedNode result;
result.m_id = MinifiedID(node);
result.m_op = node->op();
if (hasConstant(node->op()))
result.m_info = JSValue::encode(node->asJSValue());
else {
ASSERT(node->op() == PhantomDirectArguments || node->op() == PhantomClonedArguments);
result.m_info = bitwise_cast<uintptr_t>(node->origin.semantic.inlineCallFrame);
}
return result;
}
bool Engine::hasValue(QString n) const
{
return hasVariable(n) || hasConstant(n);
}
QVariant Engine::getValue(QString n) const
{
if(hasConstant(n))return getConstant(n);
if(hasVariable(n))return getVariable(n);
return QVariant();
}
