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//! #My Crate //! //! `my_crate` is a collection of utilities to make performing certain //! calculations more convenient. /// Adds one to the number given. /// /// # Examples /// /// ``` /// let five = 5; /// /// assert_eq!(6, martin_my_crate_just_for_fun::add_one(5)); /// ``` pub fn add_one(x: i32) -> i32 { x + 1 } #[cfg(test)] mod tests { use super::*; #[test] fn add_one_to_two() { let three = add_one(2); assert_eq!(three, 3); } }