#![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 }