From 67cdcc2e12118becb823e20a40cc2687f2b8425a Mon Sep 17 00:00:00 2001 From: Adam Carpenter <53hornet@gmail.com> Date: Wed, 27 Mar 2019 15:32:37 -0400 Subject: Started Rust in Action MEAP. --- adder/Cargo.lock | 4 --- adder/Cargo.toml | 7 ----- adder/src/lib.rs | 92 -------------------------------------------------------- 3 files changed, 103 deletions(-) delete mode 100644 adder/Cargo.lock delete mode 100644 adder/Cargo.toml delete mode 100644 adder/src/lib.rs (limited to 'adder') diff --git a/adder/Cargo.lock b/adder/Cargo.lock deleted file mode 100644 index 4fb18f9..0000000 --- a/adder/Cargo.lock +++ /dev/null @@ -1,4 +0,0 @@ -[[package]] -name = "adder" -version = "0.1.0" - diff --git a/adder/Cargo.toml b/adder/Cargo.toml deleted file mode 100644 index 5224ea1..0000000 --- a/adder/Cargo.toml +++ /dev/null @@ -1,7 +0,0 @@ -[package] -name = "adder" -version = "0.1.0" -authors = ["carpenat"] -edition = "2018" - -[dependencies] diff --git a/adder/src/lib.rs b/adder/src/lib.rs deleted file mode 100644 index bc79931..0000000 --- a/adder/src/lib.rs +++ /dev/null @@ -1,92 +0,0 @@ -#[cfg(test)] -mod tests { - use super::*; - - #[test] - fn it_works() -> Result<(), String> { - if 2 + 2 == 4 { - Ok(()) - } - else { - Err(String::from("two plus two does not equal four")) - } - } - - #[test] - fn larger_can_hold_smaller() { - let larger = Rectangle { length: 8, width: 7 }; - let smaller = Rectangle { length: 5, width: 1 }; - - assert!(larger.can_hold(&smaller)); - } - - #[test] - fn smaller_cannot_hold_larger() { - let larger = Rectangle { length: 8, width: 7 }; - let smaller = Rectangle { length: 5, width: 1 }; - - assert!(!smaller.can_hold(&larger)); - } - - #[test] - fn it_adds_two() { - assert_eq!(4, add_two(2)); - } - - #[test] - fn it_wont_add_two() { - assert_ne!(4, add_two(3)); - } - - #[test] - fn greeting_contains_name() { - let result = greeting("adam"); - assert!(result.contains("adam")); - } - - #[test] - #[should_panic(expected = "must be between 1 and 100")] - fn greater_than_100() { - Guess::new(200); - } -} - -#[derive(Debug)] -pub struct Rectangle { - length: u32, - width: u32, -} - -pub struct Guess { - value: i32, -} - -impl Guess { - pub fn new(value: i32) -> Guess { - if value < 1 || value > 100 { - panic!("must be between 1 and 100, not {}", value); - } - //if value < 1 { - // panic!("must be greater than 1, not {}", value); - //} - //else if value > 100 { - // panic!("must be less than 100, not {}", value); - //} - - Guess { value } - } -} - -impl Rectangle { - pub fn can_hold(&self, other: &Rectangle) -> bool { - self.length > other.length && self.width > other.width - } -} - -pub fn add_two(a: i32) -> i32 { - a + 2 -} - -pub fn greeting(name: &str) -> String { - format!("hello {}", name) -} -- cgit v1.2.3