File: assert-matches-macro-msg.rs

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//@ run-fail
//@ error-pattern:assertion `left matches right` failed: 1 + 1 definitely should be 3
//@ error-pattern:  left: 2
//@ error-pattern: right: 3
//@ needs-subprocess

#![feature(assert_matches)]

use std::assert_matches::assert_matches;

fn main() {
    assert_matches!(1 + 1, 3, "1 + 1 definitely should be 3");
}