lib/combinations: fixes useless private declarations

Signed-off-by: Alexandre Terrasa <alexandre@moz-code.org>

diff --git a/lib/combinations.nit b/lib/combinations.nit
index 4076c03..cb1612a 100644 (file)
--- a/lib/combinations.nit
+++ b/lib/combinations.nit
@@ -120,7 +120,7 @@ private class CartesianIterator[E]
        var collection: CartesianCollection[E]
 
        # The array of iterations that will be increased in the lexicographic order.
-       private var iterators = new Array[Iterator[E]]
+       var iterators = new Array[Iterator[E]]
 
        init
        do
@@ -314,8 +314,8 @@ private class CombinationIterator[E]
        super Iterator[SequenceRead[E]]
        var product: CombinationCollection[E]
 
-       private var iterators = new Array[Iterator[E]]
-       private var indices = new Array[Int]
+       var iterators = new Array[Iterator[E]]
+       var indices = new Array[Int]
 
        var are_sorted: Bool is noinit
        var are_unique: Bool is noinit
@@ -374,7 +374,7 @@ private class CombinationIterator[E]
                end
        end
 
-       private fun next_free(rank: Int, start: Int): Int
+       fun next_free(rank: Int, start: Int): Int
        do
                loop
                        for i in [0..rank[ do
@@ -388,7 +388,7 @@ private class CombinationIterator[E]
                return start
        end
 
-       private fun reset_iterator(rank: Int): Iterator[E]
+       fun reset_iterator(rank: Int): Iterator[E]
        do
                var it = product.collection.iterator
                iterators[rank] = it