wartremover.warts.ImplicitConversion.scala Maven / Gradle / Ivy
package org.wartremover
package warts
object ImplicitConversion extends WartTraverser {
def apply(u: WartUniverse): u.Traverser = {
import u.universe._
new u.Traverser {
override def traverse(tree: Tree): Unit = {
tree match {
// Ignore trees marked by SuppressWarnings
case t if hasWartAnnotation(u)(t) =>
case t: DefDef
if t.symbol.isImplicit && t.symbol.isPublic && t.vparamss.flatten.exists(x => !x.symbol.isImplicit) && !isSynthetic(u)(t) =>
error(u)(tree.pos, "Implicit conversion is disabled")
super.traverse(tree)
case _ =>
super.traverse(tree)
}
}
}
}
}