1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn clip_test() -> Result<(), &'static str> {
let vector: Vec<u8> = vec![5,10,15,20,25,30,35,40,45];
println!("{:?}", clip(vector,1, 3)?);
Ok(())
}
}
pub fn clip<'a, T: Copy>(vector: Vec<T>, start: usize, end: usize) -> Result<Vec<T>, &'a str>{
if start < 0 {
return Err("Starting index has to be 0 or more");
}
if end >= vector.len() {
return Err("Ending index has to be less than vector length");
}
let mut clipped : Vec<T> = vec![];
for i in start..end {
clipped.push(vector[i]);
}
Ok(clipped)
}