lib/pitchfork/http_server.rb in pitchfork-0.1.1 vs lib/pitchfork/http_server.rb in pitchfork-0.1.2

@@ -570,25 +570,14 @@
       client.close
     rescue
     end
 
     def e103_response_write(client, headers)
-      response = if @request.response_start_sent
-        "103 Early Hints\r\n"
-      else
-        "HTTP/1.1 103 Early Hints\r\n"
-      end
-
-      headers.each_pair do |k, vs|
-        next if !vs || vs.empty?
-        values = vs.to_s.split("\n".freeze)
-        values.each do |v|
-          response << "#{k}: #{v}\r\n"
-        end
-      end
-      response << "\r\n".freeze
-      response << "HTTP/1.1 ".freeze if @request.response_start_sent
-      client.write(response)
+      rss = @request.response_start_sent
+      buf = rss ? "103 Early Hints\r\n" : "HTTP/1.1 103 Early Hints\r\n"
+      headers.each { |key, value| append_header(buf, key, value) }
+      buf << (rss ? "\r\nHTTP/1.1 ".freeze : "\r\n".freeze)
+      client.write(buf)
     end
 
     def e100_response_write(client, env)
       # We use String#freeze to avoid allocations under Ruby 2.1+
       # Not many users hit this code path, so it's better to reduce the