use num_format::{ Locale, ToFormattedString };
use std::fmt::Write;
pub fn n_fmt(n: u64) -> String {
n.to_formatted_string(&Locale::en)
}
pub fn with_word(n: u64, word: &str) -> String {
let number = n_fmt(n);
let mut buf = String::with_capacity(number.len() + 3 + word.len());
match n {
0 => write!(buf, "no {word}s").unwrap(),
1 => write!(buf, "1 {word}").unwrap(),
_ => write!(buf, "{number} {word}s").unwrap(),
}
buf
}