user-friendly messages for EOFError network errors

lib/stripe/stripe_client.rb

@@ -296,6 +296,10 @@ def execute_request(method, path,
     # The original error message is also appended onto the final exception for
     # full transparency.
     NETWORK_ERROR_MESSAGES_MAP = {
+      EOFError => ERROR_MESSAGE_CONNECTION,
+      Errno::ECONNRESET => ERROR_MESSAGE_CONNECTION,
+      Errno::ETIMEDOUT => ERROR_MESSAGE_TIMEOUT_CONNECT,
+      Errno::EHOSTUNREACH => ERROR_MESSAGE_CONNECTION,
       Errno::ECONNREFUSED => ERROR_MESSAGE_CONNECTION,
       SocketError => ERROR_MESSAGE_CONNECTION,
 

test/stripe/stripe_client_test.rb

@@ -172,6 +172,26 @@ class StripeClientTest < Test::Unit::TestCase
                                           method: :post, num_retries: 0)
       end
 
+      should "retry on EOFError" do
+        assert StripeClient.should_retry?(EOFError.new,
+                                          method: :post, num_retries: 0)
+      end
+
+      should "retry on Errno::ECONNRESET" do
+        assert StripeClient.should_retry?(Errno::ECONNRESET.new,
+                                          method: :post, num_retries: 0)
+      end
+
+      should "retry on Errno::ETIMEDOUT" do
+        assert StripeClient.should_retry?(Errno::ETIMEDOUT.new,
+                                          method: :post, num_retries: 0)
+      end
+
+      should "retry on Errno::EHOSTUNREACH" do
+        assert StripeClient.should_retry?(Errno::EHOSTUNREACH.new,
+                                          method: :post, num_retries: 0)
+      end
+
       should "retry on Net::OpenTimeout" do
         assert StripeClient.should_retry?(Net::OpenTimeout.new,
                                           method: :post, num_retries: 0)