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Implement methods to modify version object in various ways (#2)

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* Initial implementation of non-mutable setting and resetting version components.

* Document new functionality in source code and update README.
This commit is contained in:
marko
2017-01-05 21:18:51 +01:00
committed by GitHub
parent 0ca0088ee2
commit f24208aa9f
9 changed files with 683 additions and 76 deletions
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include/semver200.h
+40 -3
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@@ -38,14 +38,51 @@ namespace version {
int compare(const Version_data&, const Version_data&) const;
};
/// Implementation of various version modification methods.
/**
All methods are non-destructive, i.e. they return a new object with modified properties;
original object is never modified.
*/
struct Semver200_modifier {
/// Set major version to specified value leaving all other components unchanged..
Version_data set_major(const Version_data&, const int) const;
/// Set minor version to specified value leaving all other components unchanged.
Version_data set_minor(const Version_data&, const int) const;
/// Set patch version to specified value leaving all other components unchanged.
Version_data set_patch(const Version_data&, const int) const;
/// Set pre-release version to specified value leaving all other components unchanged.
Version_data set_prerelease(const Version_data&, const Prerelease_identifiers&) const;
/// Set build version to specified value leaving all other components unchanged.
Version_data set_build(const Version_data&, const Build_identifiers&) const;
/// Set major version to specified value resetting all lower-priority components to zero/empty values.
Version_data reset_major(const Version_data&, const int) const;
/// Set minor version to specified value resetting all lower-priority components to zero/empty values.
Version_data reset_minor(const Version_data&, const int) const;
/// Set patch version to specified value resetting all lower-priority components to zero/empty values.
Version_data reset_patch(const Version_data&, const int) const;
/// Set pre-release version to specified value resetting all lower-priority components to zero/empty values.
Version_data reset_prerelease(const Version_data&, const Prerelease_identifiers&) const;
/// Set build version to specified value.
Version_data reset_build(const Version_data&, const Build_identifiers&) const;
};
/// Concrete version class that binds all semver 2.0.0 functionality together.
class Semver200_version : public Basic_version<Semver200_parser, Semver200_comparator> {
class Semver200_version : public Basic_version<Semver200_parser, Semver200_comparator, Semver200_modifier> {
public:
Semver200_version()
: Basic_version{ Semver200_parser(), Semver200_comparator() } {}
: Basic_version{ Semver200_parser(), Semver200_comparator(), Semver200_modifier() } {}
Semver200_version(const std::string& v)
: Basic_version{ v, Semver200_parser(), Semver200_comparator() } {}
: Basic_version{ v, Semver200_parser(), Semver200_comparator(), Semver200_modifier() } {}
};
}