From: clyne <clyne@bitgloo.com>
Date: Mon, 29 Jun 2020 19:39:24 +0000 (-0400)
Subject: make digits inline; simplify digit_count
X-Git-Url: https://code.bitgloo.com/?a=commitdiff_plain;h=3234772a9009a8f0cfe998b62a72b8b4ba67da5a;p=clyne%2Fconstexpr-to-string.git

make digits inline; simplify digit_count
---

diff --git a/to_string.hpp b/to_string.hpp
index 2ea6a60..01a4c4d 100644
--- a/to_string.hpp
+++ b/to_string.hpp
@@ -11,8 +11,7 @@
 
 namespace constexpr_to_string {
 
-constexpr char digits[] = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
-constexpr auto digit_count = sizeof(digits) / sizeof(digits[0]);
+inline constexpr char digits[] = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
 
 /**
  * @struct to_string_t
@@ -22,7 +21,7 @@ constexpr auto digit_count = sizeof(digits) / sizeof(digits[0]);
  */
 template<auto N, int base, typename char_type,
     std::enable_if_t<std::is_integral_v<decltype(N)>, int> = 0,
-    std::enable_if_t<(base > 1 && base < digit_count), int> = 0>
+    std::enable_if_t<(base > 1 && base < sizeof(digits)), int> = 0>
 class to_string_t {
     // The lambda calculates what the string length of N will be, so that `buf`
     // fits to the number perfectly.