shitbox/src/cmd/yes/mod.rs

46 lines
1.0 KiB
Rust
Raw Normal View History

2023-01-07 18:30:22 -05:00
use super::Cmd;
use clap::{Arg, Command};
use std::io;
#[derive(Debug)]
pub struct Yes {
name: &'static str,
path: Option<crate::Path>,
}
impl Default for Yes {
fn default() -> Self {
Self {
name: "yes",
path: Some(crate::Path::UsrBin),
}
}
}
impl Cmd for Yes {
fn name(&self) -> &str {
self.name
}
fn cli(&self) -> clap::Command {
Command::new(self.name)
.about("output a string repeatedly until killed")
.author("Nathan Fisher")
.arg(Arg::new("msg").num_args(1).default_value("y"))
}
fn run(&self, matches: Option<&clap::ArgMatches>) -> Result<(), Box<dyn std::error::Error>> {
let Some(matches) = matches else {
return Err(Box::new(io::Error::new(io::ErrorKind::Other, "no input")));
};
let msg = matches.get_one::<String>("msg").unwrap();
loop {
println!("{msg}");
}
}
fn path(&self) -> Option<crate::Path> {
self.path
}
}