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Add clang-format file

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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
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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 };
};