remove product implementation

Author: oscar-stripe

jvm/src/test/scala/org/scalacheck/GenSpecification.scala

@@ -323,19 +323,6 @@ object GenSpecification extends Properties("Gen") {
     }
   }
 
-  property("product") = forAll { (a: Int, b: Int, seeds: List[Seed]) =>
-    val ga = Gen.choose(Int.MinValue, a)
-    val gb = Gen.choose(Int.MinValue, b)
-
-    val prod1 = Gen.product(ga, gb)
-    val prod2 = ga.flatMap { a => gb.map((a, _)) }
-
-    val params = Gen.Parameters.default
-    seeds.forall { seed =>
-      prod1.pureApply(params, seed) == prod2.pureApply(params, seed)
-    }
-  }
-
   property("some") = forAll { n: Int =>
     forAll(some(n)) {
       case Some(m) => m == n

src/main/scala/org/scalacheck/Gen.scala

@@ -501,19 +501,6 @@ object Gen extends GenArities{
     }
   }
 
-  /** Build a pair from two generators
-   */
-  def product[A, B](ga: Gen[A], gb: Gen[B]): Gen[(A, B)] =
-    gen[(A, B)] { (p: P, seed: Seed) =>
-      val ra = ga.doApply(p, seed)
-      ra.retrieve match {
-        case None => r(None, ra.seed).copy(l = ra.labels)
-        case Some(a) =>
-          val rb = gb.doApply(p, ra.seed)
-          rb.map((a, _)).copy(l = ra.labels | rb.labels)
-      }
-    }
-
   /** Wraps a generator lazily. The given parameter is only evaluated once,
    *  and not until the wrapper generator is evaluated. */
   def lzy[T](g: => Gen[T]): Gen[T] = {