sbt/main/Extracted.scala

50 lines
2.6 KiB
Scala

package sbt
import Project._
import Scope.GlobalScope
import Def.{ScopedKey, Setting}
import std.Transform.DummyTaskMap
final case class Extracted(structure: BuildStructure, session: SessionSettings, currentRef: ProjectRef)(implicit val showKey: Show[ScopedKey[_]])
{
def rootProject = structure.rootProject
lazy val currentUnit = structure units currentRef.build
lazy val currentProject = currentUnit defined currentRef.project
lazy val currentLoader: ClassLoader = currentUnit.loader
def get[T](key: TaskKey[T]): Task[T] = get(key.task)
def get[T](key: SettingKey[T]) = getOrError(inCurrent(key), key.key)
def getOpt[T](key: SettingKey[T]): Option[T] = structure.data.get(inCurrent(key), key.key)
private[this] def inCurrent[T](key: SettingKey[T]): Scope = if(key.scope.project == This) key.scope.copy(project = Select(currentRef)) else key.scope
@deprecated("This method does not apply state changes requested during task execution. Use 'runTask' instead, which does.", "0.11.1")
def evalTask[T](key: TaskKey[T], state: State): T = runTask(key, state)._2
def runTask[T](key: TaskKey[T], state: State): (State, T) =
{
import EvaluateTask._
val rkey = resolve(key.scopedKey)
val config = extractedConfig(this, structure)
val value: Option[(State, Result[T])] = apply(structure, key.task.scopedKey, state, currentRef, config)
val (newS, result) = getOrError(rkey.scope, rkey.key, value)
(newS, processResult(result, newS.log))
}
def runAggregated[T](key: TaskKey[T], state: State): State =
{
val rkey = resolve(key.scopedKey)
val keys = Aggregation.aggregate(rkey, ScopeMask(), structure.extra)
val tasks = Act.keyValues(structure)(keys)
Aggregation.runTasks(state, structure, tasks, DummyTaskMap(Nil), show = false )(showKey)
}
private[this] def resolve[T](key: ScopedKey[T]): ScopedKey[T] =
Project.mapScope(Scope.resolveScope(GlobalScope, currentRef.build, rootProject) )( key.scopedKey )
private def getOrError[T](scope: Scope, key: AttributeKey[_], value: Option[T])(implicit display: Show[ScopedKey[_]]): T =
value getOrElse error(display(ScopedKey(scope, key)) + " is undefined.")
private def getOrError[T](scope: Scope, key: AttributeKey[T])(implicit display: Show[ScopedKey[_]]): T =
structure.data.get(scope, key) getOrElse error(display(ScopedKey(scope, key)) + " is undefined.")
def append(settings: Seq[Setting[_]], state: State): State =
{
val appendSettings = Load.transformSettings(Load.projectScope(currentRef), currentRef.build, rootProject, settings)
val newStructure = Load.reapply(session.original ++ appendSettings, structure)
Project.setProject(session, newStructure, state)
}
}