Separated out remaining functions from unicode.h, documentation

1 files changed, 12 insertions, 1 deletions

diff --git a/include/unicode/types.h b/include/unicode/types.h
index a4461d7..6eac5f7 100644
--- a/include/unicode/types.h
+++ b/include/unicode/types.h
@@ -1,9 +1,20 @@
+//
+// Reichwein.IT Unicode Library
+//
+// Basic types
+//
+
 #pragma once
 
+// Definition of utf8_t as abstraction from char and char8_t, when available
+//
+// Be aware of char being signed on common architectures, while char8_t is
+// unsigned.
 #ifdef __cpp_char8_t
-// char8_t available
+ // char8_t available in C++20
  typedef char8_t utf8_t;
 #else
+ // fallback to char
  typedef char utf8_t;
 #endif
 typedef char iso_t;