binoxxo 0.5.0

Binoxxo is a library to create and check binoxxo puzzles.
Documentation 
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//! This example shows how to check an existing board.
use binoxxo::field::*;
use binoxxo::rules::{is_board_full, is_board_valid};
use std::str::FromStr;
use std::string::ToString;

fn print_board_with_check(board: &Board) {
    println!(
        "Board:\n\n{} --> is full:  {}\n     is valid: {}",
        board.to_string(),
        is_board_full(board),
        is_board_valid(board)
    );
}

fn main() {
    // the 1st board fulfills all binoxxo rules
    let ok = Board::from_str(
        "X O X O 
        O X O X
        X X O O
        O O X X",
    )
    .unwrap();

    print_board_with_check(&ok);
    println!("\n");

    // this board breaks two binoxxo rules:
    // - more than two adjacent O
    // - more O than X in a row
    let wrong = Board::from_str(
        "O X O X
        X O X O
        X O O O
        O X X O",
    )
    .unwrap();

    print_board_with_check(&wrong);
}