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#![warn(clippy::float_equality_without_abs)]
//@no-rustfix
pub fn is_roughly_equal(a: f32, b: f32) -> bool {
(a - b) < f32::EPSILON
//~^ ERROR: float equality check without `.abs()`
//~| NOTE: `-D clippy::float-equality-without-abs` implied by `-D warnings`
}
pub fn main() {
// all errors
is_roughly_equal(1.0, 2.0);
let a = 0.05;
let b = 0.0500001;
let _ = (a - b) < f32::EPSILON;
//~^ ERROR: float equality check without `.abs()`
let _ = a - b < f32::EPSILON;
//~^ ERROR: float equality check without `.abs()`
let _ = a - b.abs() < f32::EPSILON;
//~^ ERROR: float equality check without `.abs()`
let _ = (a as f64 - b as f64) < f64::EPSILON;
//~^ ERROR: float equality check without `.abs()`
let _ = 1.0 - 2.0 < f32::EPSILON;
//~^ ERROR: float equality check without `.abs()`
let _ = f32::EPSILON > (a - b);
//~^ ERROR: float equality check without `.abs()`
let _ = f32::EPSILON > a - b;
//~^ ERROR: float equality check without `.abs()`
let _ = f32::EPSILON > a - b.abs();
//~^ ERROR: float equality check without `.abs()`
let _ = f64::EPSILON > (a as f64 - b as f64);
//~^ ERROR: float equality check without `.abs()`
let _ = f32::EPSILON > 1.0 - 2.0;
//~^ ERROR: float equality check without `.abs()`
// those are correct
let _ = (a - b).abs() < f32::EPSILON;
let _ = (a as f64 - b as f64).abs() < f64::EPSILON;
let _ = f32::EPSILON > (a - b).abs();
let _ = f64::EPSILON > (a as f64 - b as f64).abs();
}
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