diff options
Diffstat (limited to 'rust/rustlings/exercises/06_move_semantics/move_semantics5.rs')
| -rw-r--r-- | rust/rustlings/exercises/06_move_semantics/move_semantics5.rs | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/rust/rustlings/exercises/06_move_semantics/move_semantics5.rs b/rust/rustlings/exercises/06_move_semantics/move_semantics5.rs new file mode 100644 index 0000000..78d8c77 --- /dev/null +++ b/rust/rustlings/exercises/06_move_semantics/move_semantics5.rs @@ -0,0 +1,24 @@ +#![allow(clippy::ptr_arg)] + +// TODO: Fix the compiler errors without changing anything except adding or +// removing references (the character `&`). + +// Shouldn't take ownership +fn get_char(data: &String) -> char { + data.chars().last().unwrap() +} + +// Should take ownership +fn string_uppercase(mut data: String) { + data = data.to_uppercase(); + + println!("{data}"); +} + +fn main() { + let data = "Rust is great!".to_string(); + + get_char(&data); + + string_uppercase(data); +} |