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package cbt
import java.net._
import java.io.{Console=>_,_}
import java.nio.file._
class ToolsTasks(
lib: Lib,
args: Seq[String],
cwd: File,
classLoaderCache: ClassLoaderCache,
cache: File,
cbtHome: File,
cbtLastModified: Long
){
private val paths = CbtPaths(cbtHome, cache)
import paths._
private def Resolver( urls: URL* ) = MavenResolver(cbtLastModified,mavenCache,urls: _*)
implicit val logger: Logger = lib.logger
implicit val transientCache: java.util.Map[AnyRef,AnyRef] = new java.util.HashMap
def createMain: Unit = lib.createMain( cwd )
def createBuild: Unit = lib.createBuild( cwd )
def gui = NailgunLauncher.main(Array(
"0.0",
(cbtHome / "tools" / "gui").getAbsolutePath,
"run",
cwd.getAbsolutePath,
constants.scalaMajorVersion
))
def resolve = {
ClassPath.flatten(
args(1).split(",").toVector.map{
d =>
val v = d.split(":")
Resolver(mavenCentral).bindOne(MavenDependency(v(0),v(1),v(2))).classpath
}
)
}
def dependencyTree = {
args(1).split(",").toVector.map{
d =>
val v = d.split(":")
Resolver(mavenCentral).bindOne(MavenDependency(v(0),v(1),v(2))).dependencyTree
}.mkString("\n\n")
}
def amm = ammonite
def ammonite = {
val version = args.lift(1).getOrElse(constants.scalaVersion)
val classLoader = Resolver(mavenCentral).bindOne(
MavenDependency(
"com.lihaoyi","ammonite-repl_2.11.8",args.lift(1).getOrElse("0.5.8")
)
).classLoader(classLoaderCache)
// FIXME: this does not work quite yet, throws NoSuchFileException: /ammonite/repl/frontend/ReplBridge$.class
lib.runMain(
"ammonite.repl.Main", args.drop(2), classLoader
)
}
def scala = {
val version = args.lift(1).getOrElse(constants.scalaVersion)
val scalac = new ScalaCompilerDependency( cbtLastModified, mavenCache, version )
val _args = Seq("-cp", scalac.classpath.string) ++ args.drop(2)
lib.runMain(
"scala.tools.nsc.MainGenericRunner", _args, scalac.classLoader(classLoaderCache)
)
}
def cbtEarlyDependencies = {
val scalaVersion = args.lift(1).getOrElse(constants.scalaVersion)
val scalaMajorVersion = scalaVersion.split("\\.").take(2).mkString(".")
val scalaXmlVersion = args.lift(2).getOrElse(constants.scalaXmlVersion)
val zincVersion = args.lift(3).getOrElse(constants.zincVersion)
val scalaDeps = Seq(
Resolver(mavenCentral).bindOne(MavenDependency("org.scala-lang","scala-reflect",scalaVersion)),
Resolver(mavenCentral).bindOne(MavenDependency("org.scala-lang","scala-compiler",scalaVersion))
)
val scalaXml = Dependencies(
Resolver(mavenCentral).bind(
MavenDependency("org.scala-lang.modules","scala-xml_"+scalaMajorVersion,scalaXmlVersion),
MavenDependency("org.scala-lang","scala-library",scalaVersion)
)
)
val zinc = Resolver(mavenCentral).bindOne(MavenDependency("com.typesafe.zinc","zinc",zincVersion))
def valName(dep: BoundMavenDependency) = {
val words = dep.artifactId.split("_").head.split("-")
words(0) ++ words.drop(1).map(s => s(0).toString.toUpperCase ++ s.drop(1)).mkString ++ "_" ++ dep.version.replace(".","_") ++ "_"
}
def jarVal(dep: BoundMavenDependency) = "_" + valName(dep) +"Jar"
def transitive(dep: Dependency) = (dep +: lib.transitiveDependencies(dep).reverse).collect{case d: BoundMavenDependency => d}
def codeEach(dep: Dependency) = {
transitive(dep).tails.map(_.reverse).toVector.reverse.drop(1).map{
deps =>
val d = deps.last
val parents = deps.dropRight(1)
val parentString = if(parents.isEmpty) "rootClassLoader" else ( valName(parents.last) )
val n = valName(d)
s"""
// ${d.groupId}:${d.artifactId}:${d.version}
String[] ${n}ClasspathArray = new String[]{${deps.sortBy(_.jar).map(valName(_)+"File").mkString(", ")}};
ClassLoader $n = loadDependency(
mavenUrl + "${d.basePath(true)}.jar",
${n}File,
"${d.jarSha1}",
classLoaderCache,
$parentString,
${n}ClasspathArray
);"""
}
}
val assignments = codeEach(zinc) ++ codeEach(scalaXml)
val files = scalaDeps ++ transitive(scalaXml) ++ transitive(zinc)
//{ case (name, dep) => s"$name =\n ${tree(dep, 4)};" }.mkString("\n\n ")
val code = s"""// This file was auto-generated using `cbt tools cbtEarlyDependencies`
package cbt;
import java.io.*;
import java.nio.file.*;
import java.net.*;
import java.security.*;
import java.util.*;
import static cbt.Stage0Lib.*;
import static cbt.NailgunLauncher.*;
class EarlyDependencies{
/** ClassLoader for stage1 */
ClassLoader classLoader;
String[] classpathArray;
/** ClassLoader for zinc */
ClassLoader zinc;
${files.map(d => s""" String ${valName(d)}File;""").mkString("\n")}
public EarlyDependencies(
String mavenCache, String mavenUrl, ClassLoaderCache classLoaderCache, ClassLoader rootClassLoader
) throws Throwable {
${files.map(d => s""" ${valName(d)}File = mavenCache + "${d.basePath(true)}.jar";""").mkString("\n")}
${scalaDeps.map(d => s""" download(new URL(mavenUrl + "${d.basePath(true)}.jar"), Paths.get(${valName(d)}File), "${d.jarSha1}");""").mkString("\n")}
${assignments.mkString("\n")}
classLoader = scalaXml_${scalaXmlVersion.replace(".","_")}_;
classpathArray = scalaXml_${scalaXmlVersion.replace(".","_")}_ClasspathArray;
zinc = zinc_${zincVersion.replace(".","_")}_;
}
}
"""
val file = nailgun ++ ("/" ++ "EarlyDependencies.java")
lib.write( file, code )
println( Console.GREEN ++ "Wrote " ++ file.string ++ Console.RESET )
}
}
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