[rustc.git] / vendor / rayon / src / compile_fail / cannot_zip_filtered_data.rs

/*! ```compile_fail,E0277

use rayon::prelude::*;

// zip requires data of exact size, but filter yields only bounded
// size, so check that we cannot apply it.

let mut a: Vec<usize> = (0..1024).rev().collect();
let b: Vec<usize> = (0..1024).collect();

a.par_iter()
    .zip(b.par_iter().filter(|&&x| x > 3)); //~ ERROR

``` */
Commit	Line	Data
416331ca	1	/*! ```compile_fail,E0277
2c00a5a8 XL	2
	3	use rayon::prelude::*;
	4
	5	// zip requires data of exact size, but filter yields only bounded
	6	// size, so check that we cannot apply it.
	7
487cf647 FG	8	let mut a: Vec<usize> = (0..1024).rev().collect();
487cf647 FG	9	let b: Vec<usize> = (0..1024).collect();
2c00a5a8	10
487cf647 FG	11	a.par_iter()
487cf647 FG	12	.zip(b.par_iter().filter(\|&&x\| x > 3)); //~ ERROR
416331ca XL	13
416331ca XL	14	``` */