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Complete generics exercises

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This commit is contained in:
Robert Zhao 2023-06-12 13:23:32 -04:00
parent 059c1bc872
commit 886e01aa10
2 changed files with 5 additions and 9 deletions
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4
exercises/generics/generics1.rs
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@ -3,9 +3,7 @@
// Execute `rustlings hint generics1` or use the `hint` watch subcommand for a hint. // Execute `rustlings hint generics1` or use the `hint` watch subcommand for a hint.
// I AM NOT DONE
fn main() { fn main() {
let mut shopping_list: Vec<?> = Vec::new(); let mut shopping_list: Vec<&str> = Vec::new();
shopping_list.push("milk"); shopping_list.push("milk");
} }

10
exercises/generics/generics2.rs
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@ -3,14 +3,12 @@
// Execute `rustlings hint generics2` or use the `hint` watch subcommand for a hint. // Execute `rustlings hint generics2` or use the `hint` watch subcommand for a hint.
// I AM NOT DONE struct Wrapper<T> {
value: T,
struct Wrapper {
value: u32,
} }
impl Wrapper { impl<T> Wrapper<T> {
pub fn new(value: u32) -> Self { pub fn new(value: T) -> Self {
Wrapper { value } Wrapper { value }
} }
} }