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style(3p/nix): Reformat project in Google C++ style

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Reformatted with:

    fd . -e hh -e cc | xargs clang-format -i
This commit is contained in:
Vincent Ambo 2020-05-17 16:31:57 +01:00
parent 65a1aae98c
commit 0f2cf531f7
175 changed files with 32126 additions and 34689 deletions
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105
third_party/nix/src/libutil/ref.hh vendored
View file

@ -1,92 +1,61 @@
#pragma once
#include <memory>
#include <exception>
#include <memory>
#include <stdexcept>
namespace nix {
/* A simple non-nullable reference-counted pointer. Actually a wrapper
around std::shared_ptr that prevents non-null constructions. */
template<typename T>
class ref
{
private:
template <typename T>
class ref {
private:
std::shared_ptr<T> p;
std::shared_ptr<T> p;
public:
ref<T>(const ref<T>& r) : p(r.p) {}
public:
explicit ref<T>(const std::shared_ptr<T>& p) : p(p) {
if (!p) throw std::invalid_argument("null pointer cast to ref");
}
ref<T>(const ref<T> & r)
: p(r.p)
{ }
explicit ref<T>(T* p) : p(p) {
if (!p) throw std::invalid_argument("null pointer cast to ref");
}
explicit ref<T>(const std::shared_ptr<T> & p)
: p(p)
{
if (!p)
throw std::invalid_argument("null pointer cast to ref");
}
T* operator->() const { return &*p; }
explicit ref<T>(T * p)
: p(p)
{
if (!p)
throw std::invalid_argument("null pointer cast to ref");
}
T& operator*() const { return *p; }
T* operator ->() const
{
return &*p;
}
operator std::shared_ptr<T>() const { return p; }
T& operator *() const
{
return *p;
}
std::shared_ptr<T> get_ptr() const { return p; }
operator std::shared_ptr<T> () const
{
return p;
}
template <typename T2>
ref<T2> cast() const {
return ref<T2>(std::dynamic_pointer_cast<T2>(p));
}
std::shared_ptr<T> get_ptr() const
{
return p;
}
template <typename T2>
std::shared_ptr<T2> dynamic_pointer_cast() const {
return std::dynamic_pointer_cast<T2>(p);
}
template<typename T2>
ref<T2> cast() const
{
return ref<T2>(std::dynamic_pointer_cast<T2>(p));
}
template<typename T2>
std::shared_ptr<T2> dynamic_pointer_cast() const
{
return std::dynamic_pointer_cast<T2>(p);
}
template<typename T2>
operator ref<T2> () const
{
return ref<T2>((std::shared_ptr<T2>) p);
}
private:
template<typename T2, typename... Args>
friend ref<T2>
make_ref(Args&&... args);
template <typename T2>
operator ref<T2>() const {
return ref<T2>((std::shared_ptr<T2>)p);
}
private:
template <typename T2, typename... Args>
friend ref<T2> make_ref(Args&&... args);
};
template<typename T, typename... Args>
inline ref<T>
make_ref(Args&&... args)
{
auto p = std::make_shared<T>(std::forward<Args>(args)...);
return ref<T>(p);
template <typename T, typename... Args>
inline ref<T> make_ref(Args&&... args) {
auto p = std::make_shared<T>(std::forward<Args>(args)...);
return ref<T>(p);
}
}
} // namespace nix