From e4dbbbf5f5f5d4ea0ede1ead1f82108968e6cea6 Mon Sep 17 00:00:00 2001 From: mo8it Date: Fri, 21 Jun 2024 18:14:19 +0200 Subject: Remove move_semantics4, add rest of move_semantics solutions --- exercises/06_move_semantics/move_semantics5.rs | 31 +++++++++++++------------- 1 file changed, 16 insertions(+), 15 deletions(-) (limited to 'exercises/06_move_semantics/move_semantics5.rs') diff --git a/exercises/06_move_semantics/move_semantics5.rs b/exercises/06_move_semantics/move_semantics5.rs index b34560a..c9edf41 100644 --- a/exercises/06_move_semantics/move_semantics5.rs +++ b/exercises/06_move_semantics/move_semantics5.rs @@ -1,21 +1,22 @@ -// Make me compile only by reordering the lines in the test, but without adding, -// changing or removing any of them. +// TODO: Fix the compiler erros. Don't change anything except adding or removing +// references (the character `&`). fn main() { - // You can optionally experiment here. + let data = "Rust is great!".to_string(); + + get_char(data); + + string_uppercase(&data); +} + +// Shouldn't take ownership +fn get_char(data: String) -> char { + data.chars().last().unwrap() } -#[cfg(test)] -mod tests { - use super::*; +// Should take ownership +fn string_uppercase(mut data: &String) { + data = &data.to_uppercase(); - #[test] - fn move_semantics5() { - let mut x = 100; - let y = &mut x; - let z = &mut x; - *y += 100; - *z += 1000; - assert_eq!(x, 1200); - } + println!("{data}"); } -- cgit v1.2.3