crc32: moving to constexpr to prepare for the juliet serializer

Juliet/include/Core/Common/CRC32.h

@@ -1,4 +1,6 @@
 #pragma once
+#include <Core/Common/CoreUtils.h>
+#include <Core/Common/String.h>
 
 // From https://web.mit.edu/freebsd/head/sys/libkern/crc32.c
 
@@ -37,8 +39,9 @@ namespace details
     };
 }
 
-consteval uint32 crc32(const char* str, size_t length)
+constexpr uint32 crc32(const char* str, size_t length)
 {
+    Assert(str && length > 0);
     const char* p   = str;
     uint32_t    crc = ~0U;
     while (length--)
@@ -48,8 +51,12 @@ consteval uint32 crc32(const char* str, size_t length)
     return crc ^ ~0U;
 }
 
+constexpr uint32 crc32(String str)
+{
+    return crc32(str.Str, str.Size);
+}
+
 consteval uint32 operator""_crc32(const char* str, size_t length)
 {
     return crc32(str, length);
 }
-