use std::convert::TryInto; | |
fn take_array_from_mut<T, const N: usize>(data: &mut [T], start: usize) -> &mut [T; N] { | |
(&mut data[start..start + N]).try_into().unwrap() | |
} | |
fn main() { | |
let mut arr = [0, 1, 2, 3, 4, 5, 6, 7, 8]; | |
for i in 1..4 { | |
println!("{:?}", take_array_from_mut(&mut arr, i)); | |
//~^ ERROR type annotations needed | |
//~| ERROR type annotations needed | |
} | |
} |