From 6ae484c8011dc5f10b552932dd3b977b46b4a1f5 Mon Sep 17 00:00:00 2001 From: Clyne Sullivan Date: Sat, 27 Jun 2020 18:37:33 -0400 Subject: [PATCH] add const and references to container operations --- to_string.hpp | 18 +++++++++--------- 1 file changed, 9 insertions(+), 9 deletions(-) diff --git a/to_string.hpp b/to_string.hpp index 11e5906..3f04272 100644 --- a/to_string.hpp +++ b/to_string.hpp @@ -51,18 +51,18 @@ class to_string_t { constexpr auto size() const noexcept { return sizeof(buf) / sizeof(buf[0]); } // Element access constexpr auto data() noexcept { return buf; } - constexpr auto data() const noexcept { return buf; } - constexpr auto operator[](unsigned int i) noexcept { return buf[i]; } - constexpr auto operator[](unsigned int i) const noexcept { return buf[i]; } - constexpr auto front() noexcept { return buf[0]; } - constexpr auto front() const noexcept { return buf[0]; } - constexpr auto back() noexcept { return buf[size() - 1]; } - constexpr auto back() const noexcept { return buf[size() - 1]; } + constexpr const auto data() const noexcept { return buf; } + constexpr auto& operator[](unsigned int i) noexcept { return buf[i]; } + constexpr const auto& operator[](unsigned int i) const noexcept { return buf[i]; } + constexpr auto& front() noexcept { return buf[0]; } + constexpr const auto& front() const noexcept { return buf[0]; } + constexpr auto& back() noexcept { return buf[size() - 1]; } + constexpr const auto& back() const noexcept { return buf[size() - 1]; } // Iterators constexpr auto begin() noexcept { return buf; } - constexpr auto begin() const noexcept { return buf; } + constexpr const auto begin() const noexcept { return buf; } constexpr auto end() noexcept { return buf + size(); } - constexpr auto end() const noexcept { return buf + size(); } + constexpr const auto end() const noexcept { return buf + size(); } }; /**