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/* NSC -- new Scala compiler
* Copyright 2005-2013 LAMP/EPFL
* @author Martin Odersky
*/
package scala.tools.nsc
import java.io.File
import File.pathSeparator
import scala.tools.nsc.io.AbstractFile
/** The main class for NSC, a compiler for the programming
* language Scala.
*/
object Main extends Driver with EvalLoop {
def resident(compiler: Global) {
loop { line =>
val args = line.split(' ').toList
val command = new CompilerCommand(args, new Settings(scalacError))
compiler.reporter.reset()
new compiler.Run() compile command.files
}
}
override def processSettingsHook(): Boolean =
if (settings.Yidedebug.value) {
settings.Xprintpos.value = true
settings.Yrangepos.value = true
val compiler = new interactive.Global(settings, reporter)
import compiler.{ reporter => _, _ }
val sfs = command.files map getSourceFile
val reloaded = new interactive.Response[Unit]
askReload(sfs, reloaded)
reloaded.get.right.toOption match {
case Some(ex) => reporter.cancelled = true // Causes exit code to be non-0
case None => reporter.reset() // Causes other compiler errors to be ignored
}
askShutdown()
false
}
else true
override def newCompiler(): Global =
if (settings.Yrangepos.value) new Global(settings, reporter) with interactive.RangePositions
else Global(settings, reporter)
override def doCompile(compiler: Global) {
if (settings.resident.value)
resident(compiler)
else super.doCompile(compiler)
}
}
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