[rustc.git] / src / tools / clippy / tests / ui / iter_next_slice.rs

// run-rustfix
#![warn(clippy::iter_next_slice)]

fn main() {
    // test code goes here
    let s = [1, 2, 3];
    let v = vec![1, 2, 3];

    s.iter().next();
    // Should be replaced by s.get(0)

    s[2..].iter().next();
    // Should be replaced by s.get(2)

    v[5..].iter().next();
    // Should be replaced by v.get(5)

    v.iter().next();
    // Should be replaced by v.get(0)

    let o = Some(5);
    o.iter().next();
    // Shouldn't be linted since this is not a Slice or an Array
}
Commit	Line	Data
f20569fa XL	1	// run-rustfix
	2	#![warn(clippy::iter_next_slice)]
	3
	4	fn main() {
	5	// test code goes here
	6	let s = [1, 2, 3];
	7	let v = vec![1, 2, 3];
	8
	9	s.iter().next();
	10	// Should be replaced by s.get(0)
	11
	12	s[2..].iter().next();
	13	// Should be replaced by s.get(2)
	14
	15	v[5..].iter().next();
	16	// Should be replaced by v.get(5)
	17
	18	v.iter().next();
	19	// Should be replaced by v.get(0)
	20
	21	let o = Some(5);
	22	o.iter().next();
	23	// Shouldn't be linted since this is not a Slice or an Array
	24	}