Comment some test-only functions.

diff --git a/src/Misc.hs b/src/Misc.hs
index 4b285e4cc3b0cff1f8344aa09c905ed6b0c3fe99..b9322ef0c2d49b23f26350af2e32eb04b403b2d5 100644 (file)
--- a/src/Misc.hs
+++ b/src/Misc.hs
@@ -60,6 +60,9 @@ transpose_xz m =
 
 -- | Takes a list, and returns True if its elements are pairwise
 --   equal. Returns False otherwise.
+--
+--   Only used in tests.
+--
 all_equal :: (Eq a) => [a] -> Bool
 all_equal xs =
     all (== first_element) other_elements
@@ -82,6 +85,8 @@ all_equal xs =
 --   >>> disjoint xs ys
 --   False
 --
+--   Only used in tests.
+--
 disjoint :: (Eq a) => V.Vector a -> V.Vector a -> Bool
 disjoint xs ys =
   intersect xs ys == V.empty