From 9d86def5ac72b03ebb69fcd82236cd77445b2ccf Mon Sep 17 00:00:00 2001
From: chatlanin <zimin@chatlanin.com.ru>
Date: Thu, 24 Mar 2022 17:36:15 +0300
Subject: [PATCH] add const

---
 src/math/vector.hpp | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/math/vector.hpp b/src/math/vector.hpp
index 1ae40d0..b596cce 100644
--- a/src/math/vector.hpp
+++ b/src/math/vector.hpp
@@ -41,23 +41,23 @@ namespace hack
     public:
       value_t get_value() { return value_; };
 
-      auto x()
+      auto x() const
       {
         return std::get<0>(value_);
       }
 
-      auto y()
+      auto y() const
       {
         return std::get<1>(value_);
       }
 
-      auto z()
+      auto z() const
       {
         if (std::tuple_size<value_t>{} < 3) throw std::out_of_range("You try get no valid vector date!");
         return std::get<2>(value_);
       }
 
-      auto w()
+      auto w() const
       {
         if (std::tuple_size<value_t>{} < 4) throw std::out_of_range("You try get no valid vector date!");
         return std::get<3>(value_);