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implicits-scopes-res.scala
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/**
* Testing scaladoc implicit scopes - looking for implicits in the right places
*/
package scala.test.scaladoc.implicits.scopes
import language.implicitConversions // according to SIP18
// TEST1 - In package object
package object test1 {
implicit def toB(a: A): B = null
}
package test1 {
class A
class B { def b = "" }
}
// TEST2 - In enclosing package - doesn't seem to work even in scalac
package object test2 {
import classes._
implicit def toB(a: A): B = null
}
package test2 {
package classes {
class A
class B { def b = "" }
object test { /* (new A).b won't compile */ }
}
}
// TEST3 - In companion object
package test3 {
class A
object A { implicit def toB(a: A): B = null }
class B { def b = "" }
}
// TEST4 - Nested type's companion object
package test4 {
class U[V]
class S
object S { implicit def toB(a: A): B = null }
class A extends U[S]
class B { def b = "" }
}
// TEST5 - In scope
package test5 {
object scope {
class A
class B { def b = "" }
implicit def toB(a: A): B = null
}
}