removing fiber reference when emitting request completion event

lib/httpx/request.rb

@@ -122,6 +122,11 @@ module HTTPX
       @context == Fiber.current
     end
 
+    def complete!(response = @response)
+      @context = nil
+      emit(:complete, response)
+    end
+
     # whether request has been buffered with a ping
     def ping?
       @ping

lib/httpx/session.rb

@@ -326,7 +326,7 @@ module HTTPX
         return responses unless request
 
         catch(:coalesced) { selector.next_tick } until (response = fetch_response(request, selector, request.options))
-        request.emit(:complete, response)
+        request.complete!(response)
 
         responses << response
         requests.shift
@@ -347,7 +347,7 @@ module HTTPX
           response = fetch_response(req, selector, request.options)
 
           if exit_from_loop && response
-            req.emit(:complete, response)
+            req.complete!(response)
             responses << response
             requests_to_remove << req
           else

sig/request.rbs

@@ -36,6 +36,8 @@ module HTTPX
 
     def current_context?: () -> bool
 
+    def complete!: (?response response) -> void
+
     def ping?: () -> bool
 
     def ping!: () -> void