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AK+LibIPC: Make all enums codable

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If an enum has a supported underlying type we can provide encoding and
decoding for the enum as well.
This commit is contained in:
Timothy 2021-07-04 14:44:34 +10:00 committed by Ali Mohammad Pur
parent 60f84f3154
commit e42484bb65
Notes: sideshowbarker 2024-07-18 10:30:55 +09:00 
Author: https://github.com/timmot
Commit: https://github.com/SerenityOS/serenity/commit/e42484bb656
Pull-request: https://github.com/SerenityOS/serenity/pull/8421
Reviewed-by: https://github.com/Dexesttp
Reviewed-by: https://github.com/alimpfard
3 changed files with 25 additions and 0 deletions
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4
AK/Concepts.h
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@ -26,6 +26,9 @@ concept Signed = IsSigned<T>;
template<typename T>
concept Unsigned = IsUnsigned<T>;
template<typename T>
concept Enum = IsEnum<T>;
template<typename T, typename U>
concept SameAs = IsSame<T, U>;
@ -52,6 +55,7 @@ concept IteratorFunction = requires(Func func, Args... args)
}
using AK::Concepts::Arithmetic;
using AK::Concepts::Enum;
using AK::Concepts::FloatingPoint;
using AK::Concepts::Integral;
using AK::Concepts::IteratorFunction;

12
Userland/Libraries/LibIPC/Decoder.h
View file

@ -6,6 +6,7 @@
#pragma once
#include <AK/Concepts.h>
#include <AK/Forward.h>
#include <AK/NumericLimits.h>
#include <AK/StdLibExtras.h>
@ -66,6 +67,17 @@ public:
return true;
}
template<Enum T>
bool decode(T& enum_value)
{
UnderlyingType<T> inner_value;
if (!decode(inner_value))
return false;
enum_value = T(inner_value);
return true;
}
template<typename T>
bool decode(T& value)
{

9
Userland/Libraries/LibIPC/Encoder.h
View file

@ -6,6 +6,8 @@
#pragma once
#include <AK/Concepts.h>
#include <AK/StdLibExtras.h>
#include <LibIPC/Forward.h>
#include <LibIPC/Message.h>
@ -62,6 +64,13 @@ public:
return *this;
}
template<Enum T>
Encoder& operator<<(T const& enum_value)
{
*this << AK::to_underlying(enum_value);
return *this;
}
template<typename T>
Encoder& operator<<(const T& value)
{