diff options
Diffstat (limited to 'examples/scala-js/compiler/src/test/scala/scala/scalajs/compiler/test/util/JSASTTest.scala')
-rw-r--r-- | examples/scala-js/compiler/src/test/scala/scala/scalajs/compiler/test/util/JSASTTest.scala | 100 |
1 files changed, 0 insertions, 100 deletions
diff --git a/examples/scala-js/compiler/src/test/scala/scala/scalajs/compiler/test/util/JSASTTest.scala b/examples/scala-js/compiler/src/test/scala/scala/scalajs/compiler/test/util/JSASTTest.scala deleted file mode 100644 index d3dfd75..0000000 --- a/examples/scala-js/compiler/src/test/scala/scala/scalajs/compiler/test/util/JSASTTest.scala +++ /dev/null @@ -1,100 +0,0 @@ -package scala.scalajs.compiler.test.util - -import language.implicitConversions - -import scala.tools.nsc._ -import scala.reflect.internal.util.SourceFile - -import scala.util.control.ControlThrowable - -import org.junit.Assert._ - -import scala.scalajs.compiler.{ScalaJSPlugin, JSTreeExtractors} -import JSTreeExtractors.jse -import scala.scalajs.ir -import ir.{Trees => js} - -abstract class JSASTTest extends DirectTest { - - private var lastAST: JSAST = _ - - class JSAST(val clDefs: List[js.Tree]) { - type Pat = PartialFunction[js.Tree, Unit] - - class PFTraverser(pf: Pat) extends ir.Traversers.Traverser { - private case object Found extends ControlThrowable - - private[this] var finding = false - - def find: Boolean = { - finding = true - try { - clDefs.map(traverse) - false - } catch { - case Found => true - } - } - - def traverse(): Unit = { - finding = false - clDefs.map(traverse) - } - - override def traverse(tree: js.Tree): Unit = { - if (finding && pf.isDefinedAt(tree)) - throw Found - - if (!finding) - pf.lift(tree) - - super.traverse(tree) - } - } - - def has(trgName: String)(pf: Pat): this.type = { - val tr = new PFTraverser(pf) - assertTrue(s"AST should have $trgName", tr.find) - this - } - - def hasNot(trgName: String)(pf: Pat): this.type = { - val tr = new PFTraverser(pf) - assertFalse(s"AST should not have $trgName", tr.find) - this - } - - def traverse(pf: Pat): this.type = { - val tr = new PFTraverser(pf) - tr.traverse() - this - } - - def show: this.type = { - clDefs foreach println _ - this - } - - } - - implicit def string2ast(str: String): JSAST = stringAST(str) - - override def newScalaJSPlugin(global: Global) = new ScalaJSPlugin(global) { - override def generatedJSAST(cld: List[js.Tree]): Unit = { - lastAST = new JSAST(cld) - } - } - - def stringAST(code: String): JSAST = stringAST(defaultGlobal)(code) - def stringAST(global: Global)(code: String): JSAST = { - compileString(global)(code) - lastAST - } - - def sourceAST(source: SourceFile): JSAST = sourceAST(defaultGlobal)(source) - def sourceAST(global: Global)(source: SourceFile): JSAST = { - compileSources(global)(source) - lastAST - } - -} |