diff options
Diffstat (limited to 'solutions/06_move_semantics/move_semantics2.rs')
| -rw-r--r-- | solutions/06_move_semantics/move_semantics2.rs | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/solutions/06_move_semantics/move_semantics2.rs b/solutions/06_move_semantics/move_semantics2.rs new file mode 100644 index 0000000..7bcd33a --- /dev/null +++ b/solutions/06_move_semantics/move_semantics2.rs @@ -0,0 +1,28 @@ +fn fill_vec(vec: Vec<i32>) -> Vec<i32> { + let mut vec = vec; + + vec.push(88); + + vec +} + +fn main() { + // You can optionally experiment here. +} + +#[cfg(test)] +mod tests { + use super::*; + + #[test] + fn move_semantics2() { + let vec0 = vec![22, 44, 66]; + + // Cloning `vec0` so that the clone is moved into `fill_vec`, not `vec0` + // itself. + let vec1 = fill_vec(vec0.clone()); + + assert_eq!(vec0, [22, 44, 66]); + assert_eq!(vec1, [22, 44, 66, 88]); + } +} |
