Use singular for directory names

example/kitchen/src/main.rs

@@ -0,0 +1,43 @@
+use log::{error, info};
+use std::{thread, time::Duration};
+
+fn sleep(seconds: f32) {
+    thread::sleep(Duration::from_secs_f32(seconds));
+}
+
+pub mod dad {
+    use super::{info, sleep};
+
+    pub fn cook_spaghetti() -> bool {
+        info!("Cooking the spaghetti...");
+        sleep(4.0);
+        info!("Spaghetti is ready!");
+        true
+    }
+}
+
+pub mod mom {
+    use super::{info, sleep};
+
+    pub fn cook_sauce_and_set_table() {
+        sleep(1.0);
+        info!("Cooking the sauce...");
+        sleep(2.0);
+        info!("Sauce is ready! Setting the table...");
+        sleep(2.0);
+        info!("Table is set!");
+    }
+}
+
+fn main() {
+    env_logger::init();
+    let handle = thread::spawn(|| dad::cook_spaghetti());
+
+    mom::cook_sauce_and_set_table();
+
+    if handle.join().unwrap_or(false) {
+        info!("Spaghetti time! Yum!")
+    } else {
+        error!("Dad messed up the spaghetti. Order pizza instead?");
+    }
+}