Function encode_nlbb

pub fn encode_nlbb(b: u8) -> char

Translate a u8 to binary representation using the nlbb encoding

nlbb: most significant nibble left, most significant bit bottom

Left	Right
16	1
32	2
64	4
128	8

use bbd_lib::*;

assert_eq!(
    (0..=255).map(|x| encode_nlbb(x)).collect::<String>(),
    "\
        ⠀⠈⠐⠘⠠⠨⠰⠸⢀⢈⢐⢘⢠⢨⢰⢸⠁⠉⠑⠙⠡⠩⠱⠹⢁⢉⢑⢙⢡⢩⢱⢹⠂⠊⠒⠚⠢⠪⠲⠺⢂⢊⢒⢚⢢⢪⢲⢺⠃⠋⠓⠛⠣⠫⠳⠻⢃⢋⢓⢛⢣⢫⢳⢻\
        ⠄⠌⠔⠜⠤⠬⠴⠼⢄⢌⢔⢜⢤⢬⢴⢼⠅⠍⠕⠝⠥⠭⠵⠽⢅⢍⢕⢝⢥⢭⢵⢽⠆⠎⠖⠞⠦⠮⠶⠾⢆⢎⢖⢞⢦⢮⢶⢾⠇⠏⠗⠟⠧⠯⠷⠿⢇⢏⢗⢟⢧⢯⢷⢿\
        ⡀⡈⡐⡘⡠⡨⡰⡸⣀⣈⣐⣘⣠⣨⣰⣸⡁⡉⡑⡙⡡⡩⡱⡹⣁⣉⣑⣙⣡⣩⣱⣹⡂⡊⡒⡚⡢⡪⡲⡺⣂⣊⣒⣚⣢⣪⣲⣺⡃⡋⡓⡛⡣⡫⡳⡻⣃⣋⣓⣛⣣⣫⣳⣻\
        ⡄⡌⡔⡜⡤⡬⡴⡼⣄⣌⣔⣜⣤⣬⣴⣼⡅⡍⡕⡝⡥⡭⡵⡽⣅⣍⣕⣝⣥⣭⣵⣽⡆⡎⡖⡞⡦⡮⡶⡾⣆⣎⣖⣞⣦⣮⣶⣾⡇⡏⡗⡟⡧⡯⡷⡿⣇⣏⣗⣟⣧⣯⣷⣿\
    ",
);