able to list products

pkg/utilities/slices/map.go

@@ -0,0 +1,11 @@
+package slices
+
+// Map slice from one type to another one.
+func Map[S any, E any](s []S, f func(S) E) []E {
+	out := make([]E, len(s))
+	for i := range s {
+		out[i] = f(s[i])
+	}
+
+	return out
+}