rust/tests/ui/eq_op.rs
2017-02-08 14:58:07 +01:00

63 lines
1.1 KiB
Rust

#![feature(plugin)]
#![plugin(clippy)]
#[deny(eq_op)]
#[allow(identity_op, double_parens)]
#[allow(no_effect, unused_variables, unnecessary_operation, short_circuit_statement)]
#[deny(nonminimal_bool)]
fn main() {
// simple values and comparisons
1 == 1;
"no" == "no";
// even though I agree that no means no ;-)
false != false;
1.5 < 1.5;
1u64 >= 1u64;
// casts, methods, parentheses
(1 as u64) & (1 as u64);
1 ^ ((((((1))))));
// unary and binary operators
(-(2) < -(2));
((1 + 1) & (1 + 1) == (1 + 1) & (1 + 1));
(1 * 2) + (3 * 4) == 1 * 2 + 3 * 4;
// various other things
([1] != [1]);
((1, 2) != (1, 2));
vec![1, 2, 3] == vec![1, 2, 3]; //no error yet, as we don't match macros
// const folding
1 + 1 == 2;
1 - 1 == 0;
1 - 1;
1 / 1;
true && true;
true || true;
let a: u32 = 0;
let b: u32 = 0;
a == b && b == a;
a != b && b != a;
a < b && b > a;
a <= b && b >= a;
let mut a = vec![1];
a == a;
2*a.len() == 2*a.len(); // ok, functions
a.pop() == a.pop(); // ok, functions
}