From dd685fb0bd6726038c863a69037cc30a7294ffcf Mon Sep 17 00:00:00 2001
From: Roland Reichwein <mail@reichwein.it>
Date: Mon, 15 Nov 2021 10:40:42 +0100
Subject: Build w/ C++20

---
 include/unicode.h | 24 +++++++++++++-----------
 1 file changed, 13 insertions(+), 11 deletions(-)

(limited to 'include')

diff --git a/include/unicode.h b/include/unicode.h
index 502ec16..33b3199 100644
--- a/include/unicode.h
+++ b/include/unicode.h
@@ -19,8 +19,10 @@
 #ifdef __cpp_char8_t
 // char8_t available
  typedef char8_t utf8_t;
+ typedef char    iso_t;
 #else
  typedef char utf8_t;
+ typedef char iso_t;
 #endif
 
 namespace unicode {
@@ -353,10 +355,10 @@ namespace unicode::detail {
  typedef std::unordered_map<char32_t, utf8_t> iso_map_type_reverse;
 
  // ISO-8859-1 is lower 8-bit of Unicode, so no exceptions necessary
- iso_map_type iso_8859_1_map;
+ static inline iso_map_type iso_8859_1_map;
 
  // ISO-8859-15 is lower 8-bit of Unicode, except for:
- iso_map_type iso_8859_15_map {
+ static inline iso_map_type iso_8859_15_map {
   { '\xA4', U'\u20AC' }, // €
   { '\xA6', U'\u0160' }, // Š
   { '\xA8', U'\u0161' }, // š
@@ -367,7 +369,7 @@ namespace unicode::detail {
   { '\xBE', U'\u0178' }, // Ÿ
  };
 
- iso_map_type_reverse reverse_iso_map(const iso_map_type& map) {
+ inline iso_map_type_reverse reverse_iso_map(const iso_map_type& map) {
   iso_map_type_reverse result;
   std::for_each(map.cbegin(), map.cend(),
                 [&](const iso_map_type::value_type& pair)
@@ -377,8 +379,8 @@ namespace unicode::detail {
   return result;
  }
 
- iso_map_type_reverse iso_8859_15_map_reverse { reverse_iso_map(iso_8859_15_map) };
- iso_map_type_reverse iso_8859_1_map_reverse { reverse_iso_map(iso_8859_1_map) };
+ static inline iso_map_type_reverse iso_8859_15_map_reverse { reverse_iso_map(iso_8859_15_map) };
+ static inline iso_map_type_reverse iso_8859_1_map_reverse { reverse_iso_map(iso_8859_1_map) };
 
 } // namespace unicode::detail
 
@@ -386,9 +388,9 @@ namespace unicode {
 
  using namespace detail;
 
- template<unicode::detail::iso_map_type& Map=iso_8859_1_map, typename Container=std::basic_string<utf8_t>>
+ template<unicode::detail::iso_map_type& Map=iso_8859_1_map, typename Container=std::basic_string<iso_t>>
  struct iso_iterator {
-  typedef utf8_t input_type;
+  typedef iso_t input_type;
   typedef char32_t value_type;
   typedef char32_t& reference;
   typedef char32_t* pointer;
@@ -414,7 +416,7 @@ namespace unicode {
   // return reference?
   value_type operator*()
   {
-   utf8_t value{*m_it};
+   input_type value{*m_it};
 
    if constexpr(std::addressof(Map) != std::addressof(iso_8859_1_map)) // mapping of 128 <= x <= 255 needed
    {
@@ -429,12 +431,12 @@ namespace unicode {
   iterator m_it;
  };
 
- template<unicode::detail::iso_map_type_reverse& Map=iso_8859_1_map_reverse, typename Container=std::basic_string<utf8_t>>
+ template<unicode::detail::iso_map_type_reverse& Map=iso_8859_1_map_reverse, typename Container=std::basic_string<iso_t>>
  struct iso_back_insert_iterator {
   typedef iso_back_insert_iterator& reference;
   typedef iso_back_insert_iterator* pointer;
   typedef size_t difference_type;
-  typedef utf8_t value_type;
+  typedef iso_t value_type;
   typedef std::output_iterator_tag iterator_category;
   typedef Container string_type;
   
@@ -486,7 +488,7 @@ namespace unicode {
  template<typename InputIt, typename OutputIt>
  struct ISO_8859
  {
-  typedef utf8_t value_type;
+  typedef iso_t value_type;
   typedef typename InputIt::string_type string_type;
 
   static InputIt begin(const typename InputIt::string_type& s)
-- 
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