Function tostringbuff

extlibs/lua/src/lobject.c:343–356

** Convert a number object to a string, adding it to a buffer */

** Convert a number object to a string, adding it to a buffer
*/
static int tostringbuff (TValue *obj, char *buff) {
  int len;
  lua_assert(ttisnumber(obj));
  if (ttisinteger(obj))
    len = lua_integer2str(buff, MAXNUMBER2STR, ivalue(obj));
  else {
    len = lua_number2str(buff, MAXNUMBER2STR, fltvalue(obj));
    if (buff[strspn(buff, "-0123456789")] == '\0') {  /* looks like an int? */
      buff[len++] = lua_getlocaledecpoint();
      buff[len++] = '0';  /* adds '.0' to result */
    }
  }
  return len;
}


/*