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package test
import dotty.tools.dotc.core._
import dotty.tools.dotc.core.Contexts._
import dotty.tools.dotc.core.Symbols._
import dotty.tools.dotc.core.Flags._
import Types._, Symbols._, Decorators._
import dotty.tools.dotc.printing.Texts._
import dotty.tools.dotc.reporting.ConsoleReporter
import dotty.tools.dotc.core.Decorators._
import dotty.tools.dotc.ast.tpd
import dotty.tools.dotc.Compiler
import dotty.tools.dotc
import dotty.tools.dotc.core.Phases.Phase
class DottyTest /*extends ContextEscapeDetection*/ {
dotty.tools.dotc.parsing.Scanners // initialize keywords
implicit var ctx: Contexts.Context = {
val base = new ContextBase
import base.settings._
val ctx = base.initialCtx.fresh
base.initialize()(ctx)
ctx
}
/*
override def getCtx: Context = ctx
override def clearCtx() = {
ctx = null
}
*/
private def compilerWithChecker(phase: String)(assertion:(tpd.Tree, Context) => Unit) = new Compiler {
override def phases = {
val allPhases = super.phases
val targetPhase = allPhases.flatten.find(p => p.phaseName == phase).get
val groupsBefore = allPhases.takeWhile(x => !x.contains(targetPhase))
val lastGroup = allPhases.find(x => x.contains(targetPhase)).get.takeWhile(x => !(x eq targetPhase))
val checker = new Phase {
def phaseName = "assertionChecker"
override def run(implicit ctx: Context): Unit = assertion(ctx.compilationUnit.tpdTree, ctx)
}
val lastGroupAppended = List(lastGroup ::: targetPhase :: Nil)
groupsBefore ::: lastGroupAppended ::: List(List(checker))
}
}
def checkCompile(checkAfterPhase: String, source: String)(assertion: (tpd.Tree, Context) => Unit): Unit = {
val c = compilerWithChecker(checkAfterPhase)(assertion)
c.rootContext(ctx)
val run = c.newRun
run.compile(source)
}
def checkCompile(checkAfterPhase: String, sources:List[String])(assertion:(tpd.Tree, Context) => Unit): Unit = {
val c = compilerWithChecker(checkAfterPhase)(assertion)
c.rootContext(ctx)
val run = c.newRun
run.compile(sources)
}
def methType(names: String*)(paramTypes: Type*)(resultType: Type = defn.UnitType) =
MethodType(names.toList map (_.toTermName), paramTypes.toList, resultType)
}
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