Created
January 23, 2014 15:54
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import scala.reflect.runtime.universe._ | |
def classType[T](c: Class[T]): Type = | |
runtimeMirror(c.getClassLoader) | |
.staticClass(c.getName) | |
.selfType | |
def prodType(p: Product): Type = { | |
val mirror = runtimeMirror(p.getClass.getClassLoader) | |
val cSym = mirror.staticClass(p.getClass.getName) | |
cSym.selfType | |
} | |
def tagType[T <: Product : TypeTag] = typeOf[T] | |
case class CC1(name: String, stuff: Traversable[Any]) | |
object O1 { | |
case class CC2(i: Int, x: Double) | |
} | |
val cc1 = CC1("foo", Map("one" -> 3, "two" -> 3, "three" -> 5, "four" -> 4)) | |
val cc2 = O1.CC2(22, 2.2) | |
// Exiting paste mode, now interpreting. | |
scala> tagType[CC1] | |
res1: reflect.runtime.universe.Type = CC1 | |
scala> prodType(cc1) | |
res2: reflect.runtime.universe.Type = $line3.iw$CC1 | |
scala> tagType[O1.CC2] | |
res3: reflect.runtime.universe.Type = O1.CC2 | |
scala> prodType(cc2) | |
res4: reflect.runtime.universe.Type = $line3.iw$O1$CC2 |
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