From 932fb816db21035cb5fe30dce06538d84fdeb045 Mon Sep 17 00:00:00 2001
From: Cadu Ribeiro <mail@cadu.dev>
Date: Wed, 22 Nov 2023 17:57:53 -0300
Subject: [PATCH] Use << to add missing city to the list

Instead of using `@cities[country][state] = new_value`, use `<<` to add the missing city into the cities list
---
 lib/city-state.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/city-state.rb b/lib/city-state.rb
index b8cb30e..bcaa4df 100644
--- a/lib/city-state.rb
+++ b/lib/city-state.rb
@@ -181,7 +181,7 @@ def self.cities(state, country = nil)
           else
             index = @cities[country][state].index(old_value)
             if index.nil?
-              @cities[country][state][] = new_value
+              @cities[country][state] << new_value
             else
               @cities[country][state][index] = new_value
             end