RGBCube/serenity
1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-07-26 12:17:35 +00:00
Code Issues Activity Actions

Add clang-format file

Browse source 
Also run it across the whole tree to get everything using the One True Style.
We don't yet run this in an automated fashion as it's a little slow, but
there is a snippet to do so in makeall.sh.
This commit is contained in:
Robin Burchell 2019-05-28 11:53:16 +02:00 • committed by Andreas Kling
parent c11351ac50
commit 0dc9af5f7e
286 changed files with 3244 additions and 2424 deletions
Download patch file Download diff file Expand all files Collapse all files

43
Kernel/KResult.h
View file

@ -3,20 +3,31 @@
#include <AK/Assertions.h>
#include <LibC/errno_numbers.h>
enum KSuccessTag { KSuccess };
enum KSuccessTag
{
KSuccess
};
class KResult {
public:
explicit KResult(int negative_e) : m_error(negative_e) { ASSERT(negative_e <= 0); }
KResult(KSuccessTag) : m_error(0) { }
explicit KResult(int negative_e)
: m_error(negative_e)
{
ASSERT(negative_e <= 0);
}
KResult(KSuccessTag)
: m_error(0)
{
}
operator int() const { return m_error; }
bool is_success() const { return m_error == ESUCCESS; }
bool is_error() const { return !is_success(); }
private:
template<typename T> friend class KResultOr;
KResult() { }
template<typename T>
friend class KResultOr;
KResult() {}
int m_error { 0 };
};
@ -27,7 +38,8 @@ public:
KResultOr(KResult error)
: m_error(error)
, m_is_error(true)
{ }
{
}
KResultOr(T&& value)
{
@ -54,9 +66,21 @@ public:
}
bool is_error() const { return m_is_error; }
KResult error() const { ASSERT(m_is_error); return m_error; }
T& value() { ASSERT(!m_is_error); return *reinterpret_cast<T*>(&m_storage); }
const T& value() const { ASSERT(!m_is_error); return *reinterpret_cast<T*>(&m_storage); }
KResult error() const
{
ASSERT(m_is_error);
return m_error;
}
T& value()
{
ASSERT(!m_is_error);
return *reinterpret_cast<T*>(&m_storage);
}
const T& value() const
{
ASSERT(!m_is_error);
return *reinterpret_cast<T*>(&m_storage);
}
T release_value()
{
@ -71,4 +95,3 @@ private:
KResult m_error;
bool m_is_error { false };
};