bool
JavaScriptShared::toVariant(JSContext *cx, JS::HandleValue from, JSVariant *to)
{
switch (JS_TypeOfValue(cx, from)) {
case JSTYPE_VOID:
*to = UndefinedVariant();
return true;
case JSTYPE_OBJECT:
case JSTYPE_FUNCTION:
{
RootedObject obj(cx, from.toObjectOrNull());
if (!obj) {
MOZ_ASSERT(from == JSVAL_NULL);
*to = NullVariant();
return true;
}
if (xpc_JSObjectIsID(cx, obj)) {
JSIID iid;
const nsID *id = xpc_JSObjectToID(cx, obj);
ConvertID(*id, &iid);
*to = iid;
return true;
}
ObjectVariant objVar;
if (!toObjectVariant(cx, obj, &objVar))
return false;
*to = objVar;
return true;
}
case JSTYPE_STRING:
{
nsAutoJSString autoStr;
if (!autoStr.init(cx, from))
return false;
*to = autoStr;
return true;
}
case JSTYPE_NUMBER:
if (from.isInt32())
*to = double(from.toInt32());
else
*to = from.toDouble();
return true;
case JSTYPE_BOOLEAN:
*to = from.toBoolean();
return true;
default:
MOZ_ASSERT(false);
return false;
}
}
bool
JavaScriptShared::toVariant(JSContext *cx, JS::HandleValue from, JSVariant *to)
{
switch (JS_TypeOfValue(cx, from)) {
case JSTYPE_VOID:
*to = void_t();
return true;
case JSTYPE_NULL:
{
*to = uint64_t(0);
return true;
}
case JSTYPE_OBJECT:
case JSTYPE_FUNCTION:
{
RootedObject obj(cx, from.toObjectOrNull());
if (!obj) {
MOZ_ASSERT(from == JSVAL_NULL);
*to = uint64_t(0);
return true;
}
if (xpc_JSObjectIsID(cx, obj)) {
JSIID iid;
const nsID *id = xpc_JSObjectToID(cx, obj);
ConvertID(*id, &iid);
*to = iid;
return true;
}
ObjectId id;
if (!makeId(cx, obj, &id))
return false;
*to = uint64_t(id);
return true;
}
case JSTYPE_STRING:
{
nsDependentJSString dep;
if (!dep.init(cx, from))
return false;
*to = dep;
return true;
}
case JSTYPE_NUMBER:
if (JSVAL_IS_INT(from))
*to = double(from.toInt32());
else
*to = from.toDouble();
return true;
case JSTYPE_BOOLEAN:
*to = from.toBoolean();
return true;
default:
MOZ_ASSERT(false);
return false;
}
}
