rust-cleaner

main.rs

use std::process::Command;
use std::path::Path;

fn main() {
    println!("Scanning file system...");
    let output = Command::new("locate").arg("Cargo.toml").output().expect("Failed to create process").stdout;
    for line in output.split(|b| *b == 0x0a) {
        if let Ok(s) = std::str::from_utf8(line) {
            if s.is_empty() {
                continue;
            }
            let path = Path::new(s);
            if !path.is_file() {
                continue;
            }

            let dir = path.parent().expect("Can't get parent directory");
            let target_dir = dir.join("target");
            if !target_dir.is_dir() {
                continue;
            }

            println!("{}", target_dir.to_string_lossy());
            let status = Command::new("rm").arg("-rf").arg(&target_dir).status().expect("Failed to create process");
            if !status.success() {
                println!("Error removing directory: rm exited with {}", status);
            }
        } else {
            println!("Can't parse {:?}", line);
        }
    }
}