Temporary fix to Twitter's global timeline error

src/http_pool.nim

@@ -1,5 +1,5 @@
 # SPDX-License-Identifier: AGPL-3.0-only
-import asyncdispatch, httpclient
+import httpclient
 
 type
   HttpPool* = ref object
@@ -17,20 +17,22 @@ proc setHttpProxy*(url: string; auth: string) =
   else:
     proxy = nil
 
-proc release*(pool: HttpPool; client: AsyncHttpClient) =
-  if pool.conns.len >= maxConns:
-    client.close()
+proc release*(pool: HttpPool; client: AsyncHttpClient; badClient=false) =
+  if pool.conns.len >= maxConns or badClient:
+    try: client.close()
+    except: discard
   elif client != nil:
     pool.conns.insert(client)
 
-template use*(pool: HttpPool; heads: HttpHeaders; body: untyped): untyped =
-  var c {.inject.}: AsyncHttpClient
-
+proc acquire*(pool: HttpPool; heads: HttpHeaders): AsyncHttpClient =
   if pool.conns.len == 0:
-    c = newAsyncHttpClient(headers=heads, proxy=proxy)
+    result = newAsyncHttpClient(headers=heads, proxy=proxy)
   else:
-    c = pool.conns.pop()
-    c.headers = heads
+    result = pool.conns.pop()
+    result.headers = heads
+
+template use*(pool: HttpPool; heads: HttpHeaders; body: untyped): untyped =
+  let c {.inject.} = pool.acquire(heads)
 
   try:
     body