BatUTF8.BufBuffer module for UTF-8 strings
type buf = Buffer.tBuffers for UTF-8 strings.
val create : int -> bufcreate n creates the buffer with the initial size n-bytes.
val clear : buf -> unitEmpty the buffer, but retains the internal storage which was holding the contents
val reset : buf -> unitEmpty the buffer and de-allocate the internal storage.
val add_char : buf -> BatUChar.t -> unitAdd one Unicode character to the buffer.