wowlib 0.0.0
Read & write World of Warcraft client files — a C++26 core
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version_slot.hpp
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1#pragma once
2
12
13#include <type_traits>
14
15#include <wowlib/core/client_version.hpp>
16
17namespace wowlib::formats {
21 template <class Trait>
22 struct Absent {
23 // excluded from bindings: the parameter type is this unwelded base
24 [[=welder::mark::exclude]]
25 bool operator==(const Absent&) const = default;
26 };
27
29 inline constexpr ClientVersion VersionNeverRemoved{255, 0, 0, 0};
30
41 template <ClientVersion V, ClientVersion Since, class Trait, ClientVersion Until = VersionNeverRemoved>
42 using Slot = std::conditional_t<(V.formatLineage() >= Since && V.formatLineage() < Until), Trait, Absent<Trait>>;
43}
client_version.hpp
Client version identity, the flavor axis that separates a client's CONTENT version from the engine ge...
wowlib::formats::VersionNeverRemoved
constexpr ClientVersion VersionNeverRemoved
Above any supported client build — the default Until (never removed).
Definition version_slot.hpp:28
wowlib::formats::Slot
std::conditional_t<(V.formatLineage() >=Since &&V.formatLineage()< Until), Trait, Absent< Trait > > Slot
A version-gated base: the entity inherits Trait (flattening its chunk members in) iff Since <= V < Un...
Definition version_slot.hpp:41
wowlib::formats::Absent
A distinct empty base per Trait, so an entity inheriting several inactive version slots never inherit...
Definition version_slot.hpp:22
wowlib::formats::Absent::operator==
bool operator==(const Absent &) const =default