core::assert_eq! [-]  [+] [src]

macro_rules! assert_eq {
    ($cond1:expr, $cond2:expr) => ({
        let c1 = $cond1;
        let c2 = $cond2;
        if c1 != c2 || c2 != c1 {
            panic!("expressions not equal, left: {}, right: {}", c1, c2);
        }
    })
}

Runtime assertion for equality, for details see std::macros