package sbt import DependencyFilter._ final case class ConflictWarning(label: String, filter: ModuleFilter, group: ModuleID => String, level: Level.Value, failOnConflict: Boolean) object ConflictWarning { def disable: ConflictWarning = ConflictWarning("", (_: ModuleID) => false, org, Level.Warn, false) private[this] def org = (_: ModuleID).organization def default(label: String): ConflictWarning = ConflictWarning(label, moduleFilter(organization = GlobFilter(SbtArtifacts.Organization) | GlobFilter(ScalaArtifacts.Organization)), org, Level.Warn, false) def apply(config: ConflictWarning, report: UpdateReport, log: Logger) { val conflicts = IvyActions.groupedConflicts(config.filter, config.group)(report) if(!conflicts.isEmpty) { val msg = "Potentially incompatible versions of dependencies of " + config.label + ":\n " val conflictMsgs = for( (label, versions) <- conflicts ) yield label + ": " + versions.mkString(", ") log.log(config.level, conflictMsgs.mkString(msg, "\n ", "")) } if(config.failOnConflict && !conflicts.isEmpty) error("Conflicts in " + conflicts.map(_._1).mkString ) } }