From 3d8715125bcfd318c9adf260a6494efce5a6df39 Mon Sep 17 00:00:00 2001
From: Oleksii Sholik <oleksii@sholik.dev>
Date: Fri, 24 May 2024 23:21:39 +0300
Subject: [PATCH] Add an explicit negative step to a ranger that counts down

Without an explicit step this emits a warning in Elixir 1.17.
---
 lib/mint/web_socket/frame.ex | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/mint/web_socket/frame.ex b/lib/mint/web_socket/frame.ex
index ee2eaa06..d7afb714 100644
--- a/lib/mint/web_socket/frame.ex
+++ b/lib/mint/web_socket/frame.ex
@@ -183,7 +183,7 @@ defmodule Mint.WebSocket.Frame do
   # n=4 is the happy path
   # n=3..1 catches cases where the remaining byte_size/1 of the payload is shorter
   # than the mask
-  for n <- 4..1 do
+  for n <- 4..1//-1 do
     def apply_mask(
           <<part_key::integer-size(8)-unit(unquote(n)), payload_rest::binary>>,
           <<mask_key::integer-size(8)-unit(unquote(n)), _::binary>> = mask,