izzilis/src/selection/console.rs

30 lines
766 B
Rust

use std::error::Error;
use async_std::io::stdin;
use futures::future::BoxFuture;
use super::Selector;
#[derive(Debug, Copy, Clone)]
pub struct ConsoleSelector;
impl Selector for ConsoleSelector {
type Error = Box<dyn Error>;
type Response = BoxFuture<'static, Result<bool, Self::Error>>;
fn review(&self, message: String) -> Self::Response {
println!("{} (y/N) ", message);
let stdin = stdin();
Box::pin(async move {
let mut buffer = String::new();
stdin.read_line(&mut buffer).await?;
Ok(
match buffer.chars().next().unwrap_or('n').to_ascii_lowercase() {
'y' => true,
_ => false,
},
)
})
}
}