toDot

pub fn toDot(self: Oid, writer: *std.Io.Writer) std.Io.Writer.Error!void {
    const encoded = self.encoded;
    const first = @divTrunc(encoded[0], 40);
    const second = encoded[0] - first * 40;
    try writer.print("{d}.{d}", .{ first, second });

    var i: usize = 1;
    while (i != encoded.len) {
        const n_bytes: usize = brk: {
            var res: usize = 1;
            var j: usize = i;
            while (encoded[j] & 0x80 != 0) {
                res += 1;
                j += 1;
            }
            break :brk res;
        };

        var n: usize = 0;
        for (0..n_bytes) |j| {
            const place = std.math.pow(usize, encoding_base, n_bytes - j - 1);
            n += place * (encoded[i] & 0b01111111);
            i += 1;
        }
        try writer.print(".{d}", .{n});
    }
}