From 0360dab08c169af507680a510d65537019045a05 Mon Sep 17 00:00:00 2001
From: Fantix King <fantix.king@gmail.com>
Date: Mon, 8 Feb 2021 16:07:04 -0500
Subject: [PATCH] Fix future issue in sock_connect()

CPython fixed the same issue in python/cpython#10419. Seems like under
pressure, more write callbacks may happen before _remove_writer() is
called, so we should check for done().

Fixes #378
---
 uvloop/loop.pyx | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/uvloop/loop.pyx b/uvloop/loop.pyx
index 9ebf3a63..3ebc6588 100644
--- a/uvloop/loop.pyx
+++ b/uvloop/loop.pyx
@@ -1059,7 +1059,8 @@ cdef class Loop:
         return fut
 
     cdef _sock_connect_cb(self, fut, sock, address):
-        if fut.cancelled():
+        if fut.done():
+            # Refs #378: this may be called multiple times.
             return
 
         try: