wartremover.warts.Enumeration.scala Maven / Gradle / Ivy
package org.wartremover
package warts
object Enumeration extends WartTraverser {
def apply(u: WartUniverse): u.Traverser = {
import u.universe._
val enumeration = typeOf[scala.Enumeration].typeSymbol
new u.Traverser {
override def traverse(tree: Tree): Unit = {
tree match {
// Ignore trees marked by SuppressWarnings
case t if hasWartAnnotation(u)(t) =>
case t: ImplDef if t.symbol.typeSignature.baseClasses.contains(enumeration) =>
error(u)(tree.pos, "Enumeration is disabled - use case objects instead")
case t => super.traverse(tree)
}
}
}
}
}