/* static */
Object Object::create(JSContextRef ctx) {
JSObjectRef newObj = JSC_JSObjectMake(
ctx,
NULL, // create instance of default object class
NULL); // no private data
return Object(ctx, newObj);
}
JSValueRef Value::fromDynamicInner(JSContextRef ctx, const folly::dynamic& obj) {
switch (obj.type()) {
// For primitive types (and strings), just create and return an equivalent JSValue
case folly::dynamic::Type::NULLT:
return JSC_JSValueMakeNull(ctx);
case folly::dynamic::Type::BOOL:
return JSC_JSValueMakeBoolean(ctx, obj.getBool());
case folly::dynamic::Type::DOUBLE:
return JSC_JSValueMakeNumber(ctx, obj.getDouble());
case folly::dynamic::Type::INT64:
return JSC_JSValueMakeNumber(ctx, obj.asDouble());
case folly::dynamic::Type::STRING:
return JSC_JSValueMakeString(ctx, String(ctx, obj.getString().c_str()));
case folly::dynamic::Type::ARRAY: {
// Collect JSValue for every element in the array
JSValueRef vals[obj.size()];
for (size_t i = 0; i < obj.size(); ++i) {
vals[i] = fromDynamicInner(ctx, obj[i]);
}
// Create a JSArray with the values
JSValueRef arr = JSC_JSObjectMakeArray(ctx, obj.size(), vals, nullptr);
return arr;
}
case folly::dynamic::Type::OBJECT: {
// Create an empty object
JSObjectRef jsObj = JSC_JSObjectMake(ctx, nullptr, nullptr);
// Create a JSValue for each of the object's children and set them in the object
for (auto it = obj.items().begin(); it != obj.items().end(); ++it) {
JSC_JSObjectSetProperty(
ctx,
jsObj,
String(ctx, it->first.asString().c_str()),
fromDynamicInner(ctx, it->second),
kJSPropertyAttributeNone,
nullptr);
}
return jsObj;
}
default:
// Assert not reached
LOG(FATAL) << "Trying to convert a folly object of unsupported type.";
return JSC_JSValueMakeNull(ctx);
}
}
void installGlobalProxy(
JSGlobalContextRef ctx,
const char* name,
JSObjectGetPropertyCallback callback) {
JSClassDefinition proxyClassDefintion = kJSClassDefinitionEmpty;
proxyClassDefintion.attributes |= kJSClassAttributeNoAutomaticPrototype;
proxyClassDefintion.getProperty = callback;
const bool isCustomJSC = isCustomJSCPtr(ctx);
JSClassRef proxyClass = JSC_JSClassCreate(isCustomJSC, &proxyClassDefintion);
JSObjectRef proxyObj = JSC_JSObjectMake(ctx, proxyClass, nullptr);
JSC_JSClassRelease(isCustomJSC, proxyClass);
Object::getGlobalObject(ctx).setProperty(name, Value(ctx, proxyObj));
}
