/**
* Propose a new version to tag for a given dependency
*
* @param LibraryRelease $parentRelease
* @param Library $childModule
* @return mixed|Version
* @throws Exception
*/
protected function proposeNewReleaseVersion(LibraryRelease $parentRelease, Library $childModule)
{
// Get tags and composer constraint to filter by
$tags = $childModule->getTags();
$constraint = $parentRelease->getLibrary()->getChildConstraint($childModule->getName(), $parentRelease->getVersion());
// Upgrade to self.version
if ($constraint->isSelfVersion()) {
$candidateVersion = $parentRelease->getVersion();
// If this is already tagged, just upgrade without a new release
if (array_key_exists($candidateVersion->getValue(), $tags)) {
return new LibraryRelease($childModule, $candidateVersion);
}
// Build release
return new LibraryRelease($childModule, $candidateVersion);
}
// Get stability to use for the new tag
$useSameStability = $parentRelease->getLibrary()->isStabilityInherited($childModule);
if ($useSameStability) {
$stability = $parentRelease->getVersion()->getStability();
$stabilityVersion = $parentRelease->getVersion()->getStabilityVersion();
} else {
$stability = '';
$stabilityVersion = null;
}
// Filter versions
$candidates = $constraint->filterVersions($tags);
$tags = Version::sort($candidates, 'descending');
// Determine which best tag to create (with the correct stability)
$existingTag = reset($tags);
if ($existingTag) {
// Increment from to guess next version
$version = $existingTag->getNextVersion($stability, $stabilityVersion);
} else {
// In this case, the lower bounds of the constraint isn't a valid tag,
// so this is our new candidate
$version = clone $constraint->getMinVersion();
$version->setStability($stability);
$version->setStabilityVersion($stabilityVersion);
}
// Report new tag
return new LibraryRelease($childModule, $version);
}
