Rust learning: lessons, notes, and exercise crates

restauran/.gitignore

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+/target

restauran/Cargo.lock

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+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 4
+
+[[package]]
+name = "restauran"
+version = "0.1.0"

restauran/Cargo.toml

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+[package]
+name = "restauran"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]

restauran/src/front_of_house.rs

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+pub mod hosting;

restauran/src/front_of_house/hosting.rs

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+pub fn add_to_waitlist() {}

restauran/src/lib.rs

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+mod front_of_house;
+//     {
+//     pub mod hosting {
+//         pub fn add_to_waitlist() {}
+//
+//         fn seat_at_table() {}
+//     }
+//
+//     mod serving {
+//         fn take_order() {}
+//         fn serve_order() {}
+//         fn take_payment() {}
+//     }
+// }
+
+pub fn eat_at_restaurant() {
+    let arr: [u16; 10] = [0; 10];
+    // Absolute path
+    crate::front_of_house::hosting::add_to_waitlist();
+
+    // Relative path
+    front_of_house::hosting::add_to_waitlist();
+}
+
+use crate::front_of_house::hosting;
+
+mod customer {
+    pub fn eat_at_restaurant() {
+        super::hosting::add_to_waitlist();
+    }
+}