This repository has been archived on 2023-03-24. You can view files and clone it, but cannot push or open issues or pull requests.
rustlings-exercises-completed/exercises/traits/traits2.rs

35 lines
674 B
Rust
Raw Normal View History

2020-02-25 03:48:50 -06:00
// traits2.rs
//
// Your task is to implement the trait
// `AppendBar' for a vector of strings.
//
// To implement this trait, consider for
// a moment what it means to 'append "Bar"'
// to a vector of strings.
//
// No boiler plate code this time,
// you can do this! Hints at the bottom.
// I AM NOT DONE
trait AppendBar {
fn append_bar(self) -> Self;
}
//TODO: Add your code here
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn is_vec_pop_eq_bar() {
let mut foo = vec![String::from("Foo")].append_bar();
assert_eq!(foo.pop().unwrap(), String::from("Bar"));
assert_eq!(foo.pop().unwrap(), String::from("Foo"));
}
}