package cbt
import java.io._
import java.net._
import java.nio.file.{Path =>_,_}
import java.nio.file.Files.readAllBytes
import java.security.MessageDigest
import java.util.jar._
import scala.collection.immutable.Seq
import scala.util._
trait Recommended extends BasicBuild{
override def scalacOptions = super.scalacOptions ++ Seq(
"-feature",
"-deprecation",
"-unchecked",
"-language:postfixOps",
"-language:implicitConversions",
"-language:higherKinds",
"-language:existentials"
)
}
class BasicBuild(val context: Context) extends DependencyImplementation with BuildInterface with TriggerLoop with SbtDependencyDsl{
// library available to builds
implicit protected final val logger: Logger = context.logger
implicit protected final val classLoaderCache: ClassLoaderCache = context.classLoaderCache
implicit protected final val _context = context
override protected final val lib: Lib = new Lib(logger)
// ========== general stuff ==========
def enableConcurrency = false
final def projectDirectory: File = lib.realpath(context.projectDirectory)
assert( projectDirectory.exists, "projectDirectory does not exist: " ++ projectDirectory.string )
final def usage: String = lib.usage(this.getClass, show)
// ========== meta data ==========
def defaultScalaVersion: String = constants.scalaVersion
final def scalaVersion = context.scalaVersion getOrElse defaultScalaVersion
final def scalaMajorVersion: String = lib.scalaMajorVersion(scalaVersion)
def crossScalaVersions: Seq[String] = Seq(scalaVersion, "2.10.6")
final def crossScalaVersionsArray: Array[String] = crossScalaVersions.to
// TODO: this should probably provide a nice error message if class has constructor signature
def copy(context: Context): BuildInterface = lib.copy(this.getClass, context).asInstanceOf[BuildInterface]
def zincVersion = "0.3.9"
def dependencies: Seq[Dependency] =
// FIXME: this should probably be removed
Resolver( mavenCentral ).bind(
"org.scala-lang" % "scala-library" % scalaVersion
)
// ========== paths ==========
final private val defaultSourceDirectory = projectDirectory ++ "/src"
/** base directory where stuff should be generated */
def target: File = projectDirectory ++ "/target"
/** base directory where stuff should be generated for this scala version*/
def scalaTarget: File = target ++ s"/scala-$scalaMajorVersion"
/** directory where jars (and the pom file) should be put */
def jarTarget: File = scalaTarget
/** directory where the scaladoc should be put */
def apiTarget: File = scalaTarget ++ "/api"
/** directory where the class files should be put (in package directories) */
def compileTarget: File = scalaTarget ++ "/classes"
/**
File which cbt uses to determine if it needs to trigger an incremental re-compile.
Last modified date is the time when the last successful compilation started.
Contents is the cbt version git hash.
*/
def compileStatusFile: File = compileTarget ++ ".last-success"
/** Source directories and files. Defaults to .scala and .java files in src/ and top-level. */
def sources: Seq[File] = Seq(defaultSourceDirectory) ++ projectDirectory.listFiles.toVector.filter(lib.sourceFileFilter)
/** Absolute path names for all individual files found in sources directly or contained in directories. */
final def sourceFiles: Seq[File] = lib.sourceFiles(sources)
protected def assertSourceDirectories(): Unit = {
val nonExisting =
sources
.filterNot( _.exists )
.diff( Seq(defaultSourceDirectory) )
assert(
nonExisting.isEmpty,
"Some sources do not exist: \n"++nonExisting.mkString("\n")
)
}
assertSourceDirectories()
def Resolver( urls: URL* ) = MavenResolver( context.cbtHasChanged, context.paths.mavenCache, urls: _* )
def ScalaDependency(
groupId: String, artifactId: String, version: String, classifier: Classifier = Classifier.none,
scalaVersion: String = scalaMajorVersion
) = lib.ScalaDependency( groupId, artifactId, version, classifier, scalaVersion )
final def BuildDependency(path: File) = cbt.BuildDependency(
context.copy( projectDirectory = path, args = Seq() )
)
def triggerLoopFiles: Seq[File] = sources ++ transitiveDependencies.collect{ case b: TriggerLoop => b.triggerLoopFiles }.flatten
def localJars : Seq[File] =
Seq(projectDirectory ++ "/lib")
.filter(_.exists)
.flatMap(_.listFiles)
.filter(_.toString.endsWith(".jar"))
override def dependencyClasspath : ClassPath = ClassPath(localJars) ++ super.dependencyClasspath
def exportedClasspath : ClassPath = ClassPath(compile.toSeq:_*)
def targetClasspath = ClassPath(Seq(compileTarget))
// ========== compile, run, test ==========
/** scalac options used for zinc and scaladoc */
def scalacOptions: Seq[String] = Seq()
private object needsUpdateCache extends Cache[Boolean]
def needsUpdate: Boolean = needsUpdateCache(
context.cbtHasChanged
|| lib.needsUpdate( sourceFiles, compileStatusFile )
|| transitiveDependencies.filterNot(_ == context.parentBuild).exists(_.needsUpdate)
)
private object compileCache extends Cache[Option[File]]
def compile: Option[File] = compileCache{
lib.compile(
context.cbtHasChanged,
needsUpdate || context.parentBuild.map(_.needsUpdate).getOrElse(false),
sourceFiles, compileTarget, compileStatusFile, dependencyClasspath,
context.paths.mavenCache, scalacOptions, context.classLoaderCache,
zincVersion = zincVersion, scalaVersion = scalaVersion
)
}
def runClass: String = "Main"
def run: ExitCode = lib.runMainIfFound( runClass, context.args, classLoader(context.classLoaderCache) )
def test: Option[ExitCode] = {
lib.test(context)
}
def recursiveSafe(_run: BuildInterface => Any): ExitCode = {
val builds = (this +: transitiveDependencies).collect{
case b: BuildInterface => b
}
val results = builds.map(_run)
if(
results.forall{
case Some(_:ExitCode) => true
case None => true
case _:ExitCode => true
case other => false
}
){
if(
results.collect{
case Some(c:ExitCode) => c
case c:ExitCode => c
}.filter(_ != 0)
.nonEmpty
) ExitCode.Failure
else ExitCode.Success
} else ExitCode.Success
}
def recursive: ExitCode = {
recursiveUnsafe(context.args.lift(1))
}
def recursiveUnsafe(taskName: Option[String]): ExitCode = {
recursiveSafe{
b =>
System.err.println(b.show)
lib.trapExitCode{ // FIXME: trapExitCode does not seem to work here
try{
new lib.ReflectBuild(b).callNullary(taskName)
ExitCode.Success
} catch {
case e: Throwable => println(e.getClass); throw e
}
}
ExitCode.Success
}
}
def c = compile
def t = test
def r = run
def rt = recursiveUnsafe(Some("test"))
/*
context.logger.composition(">"*80)
context.logger.composition("class " ++ this.getClass.toString)
context.logger.composition("dir " ++ projectDirectory.string)
context.logger.composition("sources " ++ sources.toList.mkString(" "))
context.logger.composition("target " ++ target.string)
context.logger.composition("context " ++ context.toString)
context.logger.composition("dependencyTree\n" ++ dependencyTree)
context.logger.composition("<"*80)
*/
// ========== cbt internals ==========
def finalBuild: BuildInterface = this
override def show = this.getClass.getSimpleName ++ "(" ++ projectDirectory.string ++ ")"
}