import scala.tools.nsc._ import scala.tools.partest.ReplTest object Test extends ReplTest { def code = """ import language.experimental._, reflect.macros.Context object GrabContext { def lastContext = Option(System.getProperties.get("lastContext").asInstanceOf[reflect.macros.runtime.Context]) // System.properties lets you stash true globals (unlike statics which are classloader scoped) def impl(c: Context)() = { System.getProperties.put("lastContext", c); c.literalUnit } def grab() = macro impl } object Test { class C(implicit a: Any) { GrabContext.grab } } object Test { class C(implicit a: Any) { GrabContext.grab } } """ }