diff options
Diffstat (limited to 'src/compiler/scala/tools/nsc/interpreter/IMain.scala')
| -rw-r--r-- | src/compiler/scala/tools/nsc/interpreter/IMain.scala | 75 |
1 files changed, 7 insertions, 68 deletions
diff --git a/src/compiler/scala/tools/nsc/interpreter/IMain.scala b/src/compiler/scala/tools/nsc/interpreter/IMain.scala index a9c2ce0d09..ce11712134 100644 --- a/src/compiler/scala/tools/nsc/interpreter/IMain.scala +++ b/src/compiler/scala/tools/nsc/interpreter/IMain.scala @@ -16,9 +16,9 @@ import reporters._ import symtab.Flags import scala.reflect.internal.Names import scala.tools.util.PathResolver -import scala.tools.nsc.util.{ ScalaClassLoader, Exceptional, Indenter } +import scala.tools.nsc.util.ScalaClassLoader import ScalaClassLoader.URLClassLoader -import Exceptional.unwrap +import scala.tools.nsc.util.Exceptional.unwrap import scala.collection.{ mutable, immutable } import scala.util.control.Exception.{ ultimately } import IMain._ @@ -92,7 +92,6 @@ class IMain(initialSettings: Settings, protected val out: JPrintWriter) extends * on the future. */ private var _classLoader: AbstractFileClassLoader = null // active classloader - private var _lineManager: Line.Manager = null // logic for individual lines private val _compiler: Global = newCompiler(settings, reporter) // our private compiler private val nextReqId = { @@ -233,11 +232,6 @@ class IMain(initialSettings: Settings, protected val out: JPrintWriter) extends val global: imain.global.type = imain.global } with StructuredTypeStrings - // object dossiers extends { - // val intp: imain.type = imain - // } with Dossiers { } - // import dossiers._ - lazy val memberHandlers = new { val intp: imain.type = imain } with MemberHandlers @@ -272,15 +266,10 @@ class IMain(initialSettings: Settings, protected val out: JPrintWriter) extends def executionWrapper = _executionWrapper def setExecutionWrapper(code: String) = _executionWrapper = code def clearExecutionWrapper() = _executionWrapper = "" - def lineManager = _lineManager /** interpreter settings */ lazy val isettings = new ISettings(this) - /** Create a line manager. Overridable. */ - protected def noLineManager = ReplPropsKludge.noThreadCreation(settings) - protected def createLineManager(classLoader: ClassLoader): Line.Manager = new Line.Manager(classLoader) - /** Instantiate a compiler. Overridable. */ protected def newCompiler(settings: Settings, reporter: Reporter): ReplGlobal = { settings.outputDirs setSingleOutput virtualDirectory @@ -311,10 +300,8 @@ class IMain(initialSettings: Settings, protected val out: JPrintWriter) extends ensureClassLoader() } final def ensureClassLoader() { - if (_classLoader == null) { + if (_classLoader == null) _classLoader = makeClassLoader() - _lineManager = if (noLineManager) null else createLineManager(_classLoader) - } } def classLoader: AbstractFileClassLoader = { ensureClassLoader() @@ -725,33 +712,14 @@ class IMain(initialSettings: Settings, protected val out: JPrintWriter) extends val printName = sessionNames.print val resultName = sessionNames.result - class LineExceptional(ex: Throwable) extends Exceptional(ex) { - private def showReplInternal = isettings.showInternalStackTraces - - override def spanFn(frame: JavaStackFrame) = - if (showReplInternal) super.spanFn(frame) - else !(frame.className startsWith evalPath) - - override def contextPrelude = super.contextPrelude + ( - if (showReplInternal) "" - else "/* The repl internal portion of the stack trace is elided. */\n" - ) - } def bindError(t: Throwable) = { if (!bindExceptions) // avoid looping if already binding throw t val unwrapped = unwrap(t) withLastExceptionLock[String]({ - if (opt.richExes) { - val ex = new LineExceptional(unwrapped) - directBind[Exceptional]("lastException", ex) - ex.contextHead + "\n(access lastException for the full trace)" - } - else { - directBind[Throwable]("lastException", unwrapped) - util.stackTraceString(unwrapped) - } + directBind[Throwable]("lastException", unwrapped) + util.stackTraceString(unwrapped) }, util.stackTraceString(unwrapped)) } @@ -1027,24 +995,8 @@ class IMain(initialSettings: Settings, protected val out: JPrintWriter) extends /** load and run the code using reflection */ def loadAndRun: (String, Boolean) = { - if (lineManager == null) return { - try { ("" + (lineRep call sessionNames.print), true) } - catch { case ex => (lineRep.bindError(ex), false) } - } - import interpreter.Line._ - - try { - val execution = lineManager.set(originalLine)(lineRep call sessionNames.print) - execution.await() - - execution.state match { - case Done => ("" + execution.get(), true) - case Threw => (lineRep.bindError(execution.caught()), false) - case Cancelled => ("Execution interrupted by signal.\n", false) - case Running => ("Execution still running! Seems impossible.", false) - } - } - finally lineManager.clear() + try { ("" + (lineRep call sessionNames.print), true) } + catch { case ex => (lineRep.bindError(ex), false) } } override def toString = "Request(line=%s, %s trees)".format(line, trees.size) @@ -1138,10 +1090,6 @@ class IMain(initialSettings: Settings, protected val out: JPrintWriter) extends } } - object replTokens extends { - val global: imain.global.type = imain.global - } with ReplTokens { } - object exprTyper extends { val repl: IMain.this.type = imain } with ExprTyper { } @@ -1154,9 +1102,6 @@ class IMain(initialSettings: Settings, protected val out: JPrintWriter) extends def typeOfExpression(expr: String, silent: Boolean = true): Type = exprTyper.typeOfExpression(expr, silent) - def prettyPrint(code: String) = - replTokens.prettyPrint(exprTyper tokens code) - protected def onlyTerms(xs: List[Name]) = xs collect { case x: TermName => x } protected def onlyTypes(xs: List[Name]) = xs collect { case x: TypeName => x } @@ -1238,12 +1183,6 @@ class IMain(initialSettings: Settings, protected val out: JPrintWriter) extends def isShow = code.lines exists (_.trim endsWith "// show") def isShowRaw = code.lines exists (_.trim endsWith "// raw") - // checking for various debug signals - if (isShowRaw) - replTokens withRawTokens prettyPrint(code) - else if (repllog.isTrace || isShow) - prettyPrint(code) - // old style beSilentDuring(parse(code)) foreach { ts => ts foreach { t => |