Modify LuaToken so that it emits in base36. The emit and parse routines are 64-bit clean, ie, they can parse and emit any 64-bit number in base36.

luprex/cpp/core/luastack.cpp

@@ -44,15 +44,20 @@ LuaConstantReg *LuaConstantReg::All;
 
 
 eng::string LuaToken::str() const {
-    uint64_t token = (uint64_t)value;
-    char buffer[9];
-    for (int i = 0; i < 8; i++) {
-        unsigned char c = token;
-        buffer[7-i] = c;
-        token >>= 8;
+    uint64_t n = (uint64_t)value;
+    char buffer[20];
+    int pos = 19;
+    buffer[pos] = 0;
+    while (n > 0) {
+        uint64_t digit = (n % 36);
+        n /= 36;
+        if (digit < 10) {
+            buffer[--pos] = '0' + digit;
+        } else {
+            buffer[--pos] = 'a' + (digit - 10);
+        }
     }
-    buffer[8] = 0;
-    return eng::string(buffer);
+    return eng::string(buffer + pos, 19 - pos);
 }
 
 static int panicf(lua_State *L) {