lib/trivial: Refactor pipe slightly

Pushes the `let` outside too, which should make it a bit faster
NixOS · Jan 27, 2020 · 8022565 · 8022565
1 parent 5e46d5a
commit 8022565
Showing 1 changed file with 2 additions and 3 deletions.
diff --git a/lib/trivial.nix b/lib/trivial.nix
@@ -58,9 +58,8 @@ rec {
      of the next function, and the last function returns the
      final value.
   */
-  pipe = val: functions:
-    let reverseApply = x: f: f x;
-    in builtins.foldl' reverseApply val functions;
+  pipe = let reverseApply = x: f: f x; in
+    builtins.foldl' reverseApply;
   /* note please don’t add a function like `compose = flip pipe`.
      This would confuse users, because the order of the functions
      in the list is not clear. With pipe, it’s obvious that it