From 0d0ea03c9d65d5ada4554b09f78938857a41566b Mon Sep 17 00:00:00 2001
From: Nikolay <tranebest@mail.ru>
Date: Thu, 7 Nov 2019 15:58:59 +0400
Subject: [PATCH] Add set_proxy_auth to client initialization if proxy auth is
 required

---
 lib/telegram/bot/client.rb | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lib/telegram/bot/client.rb b/lib/telegram/bot/client.rb
index 9ff861e..bbea549 100644
--- a/lib/telegram/bot/client.rb
+++ b/lib/telegram/bot/client.rb
@@ -53,6 +53,9 @@ def error_for_response(response)
 
       def initialize(token = nil, username = nil, **options)
         @client = HTTPClient.new
+        if ENV['HTTP_PROXY']
+          @client.set_proxy_auth(ENV['HTTP_PROXY_USER'], ENV['HTTP_PROXY_PASSWORD'])
+        end
         @token = token || options[:token]
         @username = username || options[:username]
         @base_uri = format(URL_TEMPLATE, token: self.token)