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Move inline definitions out of the main header file; Add accessors for version field.

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This commit is contained in:
Marko Zivanovic
2015-10-12 23:59:23 +02:00
parent 2dd59e5977
commit 6f2d8c6a72
8 changed files with 225 additions and 68 deletions
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include/version.h
+39 -63
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@@ -75,46 +75,45 @@ namespace version {
Build_identifiers build_ids;
};
/// Forward declaration required for operators' template declarations.
template<typename P, typename C>
class Basic_version;
/// Compare if left version object is less than the right.
template<typename P, typename C>
bool operator<(const Basic_version<P, C>&, const Basic_version<P, C>&);
/// Compare if two version objects are equal.
template<typename P, typename C>
bool operator==(const Basic_version<P, C>& l, const Basic_version<P, C>& r);
/// Output version object to stream using standard semver format (X.Y.Z-PR+B).
template<typename P, typename C>
std::ostream& operator<<(std::ostream& os, const Basic_version<P, C>& v);
/// Generic version description and comparison class.
/**
Basic_version class describes general version object without prescribing parsing,
validation and comparison rules. These rules are implemented by supplied Parser and
Comparator parameters.
validation and comparison rules. These rules are implemented by supplied P and
C parameters.
*/
template<typename Parser, typename Comparator>
class Basic_version {
public:
/// Construct Basic_version object using Parser to parse version string and Comparator for comparison.
/// Construct Basic_version object using P to parse version string and C for comparison.
Basic_version(const std::string& v, Parser p, Comparator c)
: parser_(p), comparator_(c), ver_(parser_.parse(v)) {};
/// Compare if left version object is less than the right.
friend bool operator<(const Basic_version& l, const Basic_version& r) {
return l.comparator_.compare(l.ver_, r.ver_) == -1;
}
/// Compare if two version objects are equal.
friend bool operator==(const Basic_version& l, const Basic_version& r) {
return l.comparator_.compare(l.ver_, r.ver_) == 0;
}
/// Output version object to stream using standard semver format (X.Y.Z-PR+B).
friend std::ostream& operator<<(std::ostream& os, const Basic_version& v) {
os << v.ver_.major << "." << v.ver_.minor << "." << v.ver_.patch;
if (!v.ver_.prerelease_ids.empty()) {
os << "-";
for (auto it = v.ver_.prerelease_ids.cbegin(); it < v.ver_.prerelease_ids.cend() - 1; ++it) {
os << it->first << ".";
}
os << v.ver_.prerelease_ids.crbegin()->first;
}
if (!v.ver_.build_ids.empty()) {
os << "+";
for (auto it = v.ver_.build_ids.cbegin(); it < v.ver_.build_ids.cend() - 1; ++it) {
os << *it << ".";
}
os << *v.ver_.build_ids.crbegin();
}
return os;
}
const int major() const;
const int minor() const;
const int patch() const;
const std::string prerelease() const;
const std::string build() const;
friend bool operator< <>(const Basic_version& l, const Basic_version& r);
friend bool operator== <>(const Basic_version& l, const Basic_version& r);
friend std::ostream& operator<< <>(std::ostream& os, const Basic_version& v);
private:
Parser parser_;
@@ -122,45 +121,22 @@ namespace version {
const Version_data ver_;
};
/// Parse string into Version_data structure according to semantic versioning 2.0.0 rules.
struct Semver200_parser {
Version_data parse(const std::string&) const;
};
/// Compare Version_data to another using semantic versioning 2.0.0 rules.
struct Semver200_comparator {
int compare(const Version_data&, const Version_data&) const;
};
/// Concrete version class that binds all semver 2.0.0 functionality together.
class Semver200_version : public Basic_version<Semver200_parser, Semver200_comparator> {
public:
Semver200_version(const std::string& v)
: Basic_version{ v, Semver200_parser(), Semver200_comparator() } {}
};
/// Compare if two version objects are different.
template<typename P, typename C>
inline bool operator!=(const Basic_version<P, C>& l, const Basic_version<P, C>& r) {
return !(l == r);
}
template<typename Parser, typename Comparator>
bool operator!=(const version::Basic_version<Parser, Comparator>& l, const version::Basic_version<Parser, Comparator>& r);
/// Compare if left version object is greater than the right.
template<typename P, typename C>
inline bool operator>(const Basic_version<P, C>& l, const Basic_version<P, C>& r) {
return r < l;
}
template<typename Parser, typename Comparator>
bool operator>(const version::Basic_version<Parser, Comparator>& l, const version::Basic_version<Parser, Comparator>& r);
/// Compare if left version object is greater than or equal the right.
template<typename P, typename C>
inline bool operator>=(const Basic_version<P, C>& l, const Basic_version<P, C>& r) {
return !(l < r);
}
template<typename Parser, typename Comparator>
bool operator>=(const version::Basic_version<Parser, Comparator>& l, const version::Basic_version<Parser, Comparator>& r);
/// Compare if left version object is less than or equal the right.
template<typename P, typename C>
inline bool operator<=(const Basic_version<P, C>& l, const Basic_version<P, C>& r) {
return !(l > r);
}
template<typename Parser, typename Comparator>
bool operator<=(const version::Basic_version<Parser, Comparator>& l, const version::Basic_version<Parser, Comparator>& r);
}
#include "version.inl"