15 lines
347 B
Rust
15 lines
347 B
Rust
use std::io::{self, Write};
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fn read_line() -> io::Result<String> {
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let mut pre_n = String::new();
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io::stdin().read_line(&mut pre_n)?;
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Ok(pre_n)
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}
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pub fn ask<W: Write>(out: &mut W, question: &str) -> io::Result<bool> {
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write!(out, "{} [y/N] ", question)?;
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out.flush()?;
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Ok(read_line()?.to_lowercase().starts_with('y'))
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}
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