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Diffstat (limited to 'scalalib/src/dependency/updates/UpdatesFinder.scala')
-rw-r--r-- | scalalib/src/dependency/updates/UpdatesFinder.scala | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/scalalib/src/dependency/updates/UpdatesFinder.scala b/scalalib/src/dependency/updates/UpdatesFinder.scala new file mode 100644 index 00000000..3430592f --- /dev/null +++ b/scalalib/src/dependency/updates/UpdatesFinder.scala @@ -0,0 +1,75 @@ +/* + * This file contains code originally published under the following license: + * + * Copyright (c) 2012, Roman Timushev + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ +package mill.scalalib.dependency.updates + +import mill.scalalib.dependency.versions._ + +import scala.collection.SortedSet + +private[dependency] object UpdatesFinder { + + import scala.Ordered._ + + def findUpdates(dependencyVersions: ModuleDependenciesVersions, + allowPreRelease: Boolean): ModuleDependenciesUpdates = { + val dependencies = + dependencyVersions.dependencies.map { dependencyVersion => + findUpdates(dependencyVersion, allowPreRelease) + } + ModuleDependenciesUpdates(dependencyVersions.module, dependencies) + } + + def findUpdates(dependencyVersion: DependencyVersions, + allowPreRelease: Boolean): DependencyUpdates = { + val current = dependencyVersion.currentVersion + val versions = dependencyVersion.allversions.to[SortedSet] + + val updates = versions + .filter(isUpdate(current)) + .filterNot(lessStable(current, allowPreRelease)) + + DependencyUpdates(dependencyVersion.dependency, + dependencyVersion.currentVersion, + updates) + } + + private def lessStable(current: Version, allowPreRelease: Boolean)( + another: Version): Boolean = (current, another) match { + case (ReleaseVersion(_), ReleaseVersion(_)) => false + case (SnapshotVersion(_, _, _), _) => false + case (_, SnapshotVersion(_, _, _)) => true + case (ReleaseVersion(_), PreReleaseVersion(_, _)) => !allowPreRelease + case (ReleaseVersion(_), PreReleaseBuildVersion(_, _, _)) => + !allowPreRelease + case (ReleaseVersion(_), _) => true + case (_, _) => false + } + + private def isUpdate(current: Version) = current < _ +} |