org.danielnixon.extrawarts.ClassWart.scala Maven / Gradle / Ivy
package org.danielnixon.extrawarts
import org.wartremover.{ WartTraverser, WartUniverse }
abstract class ClassWart(targetClassName: String, errorMessage: String) extends WartTraverser {
def apply(u: WartUniverse): u.Traverser = {
import u.universe._
val symbol = rootMirror.staticClass(targetClassName)
new u.Traverser {
override def traverse(tree: Tree): Unit = {
tree match {
// Ignore trees marked by SuppressWarnings
case t if hasWartAnnotation(u)(t) =>
case Select(left, _) if left.tpe.baseType(symbol) != NoType ⇒
u.error(tree.pos, errorMessage)
// TODO: This ignores a lot
case LabelDef(_, _, rhs) if isSynthetic(u)(tree) ⇒
case _ ⇒
super.traverse(tree)
}
}
}
}
}