fold uses sequence

DanielKrawisz · Jul 27, 2022 · ea84684 · ea84684
1 parent 6ad355f
commit ea84684
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/include/data/fold.hpp b/include/data/fold.hpp
@@ -9,7 +9,7 @@
 
 namespace data {
 
-    template <typename x, typename f, typename l>
+    template <typename x, typename f, sequence l>
     inline x fold(f fun, x init, l ls) {
         if (data::empty(ls)) return init;
         return fold(fun, fun(init, data::first(ls)), data::rest(ls));
@@ -21,7 +21,7 @@ namespace data {
         return nest(fun, fun(init), rounds - 1);
     }
 
-    template <typename x, typename f, typename l>
+    template <typename x, typename f, sequence l>
     inline x reduce(f fun, l ls) {
         if (data::empty(ls)) return x{};
         return fun(data::first(ls), reduce<x>(fun, data::rest(ls)));