From af9b7e1b0811ddfe05bb52459f2b9b24dfc74b60 Mon Sep 17 00:00:00 2001
From: David Bailey <davidbailey00@outlook.com>
Date: Sat, 16 Jan 2021 20:43:48 +0000
Subject: [PATCH] Add traits solutions
---
exercises/traits/traits1.rs | 9 ++++++---
exercises/traits/traits2.rs | 8 ++++++--
2 files changed, 12 insertions(+), 5 deletions(-)
diff --git a/exercises/traits/traits1.rs b/exercises/traits/traits1.rs
index 2ef9e11..99e5442 100644
--- a/exercises/traits/traits1.rs
+++ b/exercises/traits/traits1.rs
@@ -8,14 +8,17 @@
// which appends "Bar" to any object
// implementing this trait.
-// I AM NOT DONE
-
trait AppendBar {
fn append_bar(self) -> Self;
}
impl AppendBar for String {
- //Add your code here
+ fn append_bar(self) -> Self {
+ // self.push_str("Bar");
+ // self
+ // OR
+ format!("{}Bar", self)
+ }
}
fn main() {
diff --git a/exercises/traits/traits2.rs b/exercises/traits/traits2.rs
index 916c3c4..8292776 100644
--- a/exercises/traits/traits2.rs
+++ b/exercises/traits/traits2.rs
@@ -10,13 +10,17 @@
// No boiler plate code this time,
// you can do this!
-// I AM NOT DONE
-
trait AppendBar {
fn append_bar(self) -> Self;
}
//TODO: Add your code here
+impl AppendBar for Vec<String> {
+ fn append_bar(mut self) -> Self {
+ self.push(String::from("Bar"));
+ self
+ }
+}
#[cfg(test)]
mod tests {