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version.h
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97 lines (80 loc) · 2.31 KB
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/*
* Copyright (C) 2016-2017, Egor Pugin
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#pragma once
#include "cppan_string.h"
#include "filesystem.h"
#include <primitives/hash_combine.h>
#define LOCAL_VERSION_NAME "local"
using ProjectId = uint64_t;
using ProjectVersionId = uint64_t;
using ProjectVersionNumber = int32_t;
enum class VersionType
{
Any,
Equal,
Version,
Branch,
};
struct Version
{
// undef gcc symbols
#ifdef major
#undef major
#endif
#ifdef minor
#undef minor
#endif
#ifdef patch
#undef patch
#endif
ProjectVersionNumber major = -1;
ProjectVersionNumber minor = -1;
ProjectVersionNumber patch = -1;
String branch;
VersionType type{ VersionType::Any };
Version(ProjectVersionNumber ma = -1, ProjectVersionNumber mi = -1, ProjectVersionNumber pa = -1);
Version(const String &s);
String toAnyVersion() const;
String toString() const;
path toPath() const;
bool isValid() const;
bool isBranch() const;
bool isVersion() const;
// checks if this version can be rhs using upgrade rules
// does not check branches!
// rhs should be exact version
bool canBe(const Version &rhs) const;
bool operator<(const Version &rhs) const;
bool operator==(const Version &rhs) const;
bool operator!=(const Version &rhs) const;
static bool check_branch_name(const String &n, String *error = nullptr);
};
namespace std
{
template<> struct hash<Version>
{
size_t operator()(const Version& v) const
{
if (!v.branch.empty())
return std::hash<String>()(v.branch);
size_t h = 0;
hash_combine(h, v.major);
hash_combine(h, v.minor);
hash_combine(h, v.patch);
return h;
}
};
}