rust/src/test/run-pass/iter-eachi.rs

19 lines
327 B
Rust

fn main() {
let mut c = 0u;
for [1u, 2u, 3u, 4u, 5u]/_.eachi |i, v| {
assert (i + 1u) == *v;
c += 1u;
}
assert c == 5u;
for None::<uint>.eachi |i, v| { fail; }
let mut c = 0u;
for Some(1u).eachi |i, v| {
assert (i + 1u) == *v;
c += 1u;
}
assert c == 1u;
}