You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
89 lines
1.7 KiB
89 lines
1.7 KiB
/*
|
|
* Copyright (c) 2017-present, Facebook, Inc.
|
|
*
|
|
* This source code is licensed under the MIT license found in the
|
|
* LICENSE file in the root directory of this source tree.
|
|
*/
|
|
|
|
#include <mutex>
|
|
#include <string>
|
|
#include <unordered_map>
|
|
|
|
namespace constructors {
|
|
|
|
struct dynamic {
|
|
enum T {
|
|
NULLT,
|
|
};
|
|
|
|
private:
|
|
struct ObjectMaker;
|
|
|
|
public:
|
|
template <class T>
|
|
dynamic(T t);
|
|
static ObjectMaker object();
|
|
dynamic(dynamic&&) noexcept;
|
|
dynamic& operator=(dynamic&&) noexcept;
|
|
dynamic& operator[](dynamic const&) &;
|
|
dynamic&& operator[](dynamic const&) &&;
|
|
template <class K, class V>
|
|
void insert(K&&, V&& val);
|
|
|
|
private:
|
|
T type_;
|
|
};
|
|
|
|
dynamic& dynamic::operator=(dynamic&& o) noexcept {
|
|
if (&o != this) {
|
|
if (type_ == o.type_) {
|
|
} else {
|
|
type_ = o.type_;
|
|
}
|
|
}
|
|
return *this;
|
|
}
|
|
|
|
struct dynamic::ObjectMaker {
|
|
friend struct dynamic;
|
|
|
|
explicit ObjectMaker() {}
|
|
|
|
ObjectMaker(ObjectMaker&&) = default;
|
|
};
|
|
|
|
inline dynamic::ObjectMaker dynamic::object() { return ObjectMaker(); }
|
|
|
|
struct BSS {
|
|
dynamic toJson_ok() const noexcept {
|
|
dynamic ret = dynamic::object();
|
|
ret["key"] = dynamic::object();
|
|
return ret;
|
|
}
|
|
|
|
dynamic& toJson_race(dynamic& ret) const noexcept {
|
|
ret["key"] = dynamic::object();
|
|
return ret;
|
|
}
|
|
};
|
|
|
|
struct TSL {
|
|
std::mutex mutex_;
|
|
|
|
void not_locked_ok(dynamic& ret) { BSS().toJson_ok(); }
|
|
|
|
void locked_ok(dynamic& ret) {
|
|
std::lock_guard<std::mutex> lock(mutex_);
|
|
BSS().toJson_ok();
|
|
}
|
|
|
|
void not_locked_race(dynamic& ret) { BSS().toJson_race(ret); }
|
|
|
|
void locked_race(dynamic& ret) {
|
|
std::lock_guard<std::mutex> lock(mutex_);
|
|
BSS().toJson_race(ret);
|
|
}
|
|
};
|
|
|
|
} // namespace constructors
|