#![warn(needless_bool)] #[allow(if_same_then_else)] fn main() { let x = true; let y = false; if x { true } else { true }; if x { false } else { false }; if x { true } else { false }; if x { false } else { true }; if x && y { false } else { true }; if x { x } else { false }; // would also be questionable, but we don't catch this yet bool_ret(x); bool_ret2(x); bool_ret3(x); bool_ret5(x, x); bool_ret4(x); bool_ret6(x, x); } #[allow(if_same_then_else, needless_return)] fn bool_ret(x: bool) -> bool { if x { return true } else { return true }; } #[allow(if_same_then_else, needless_return)] fn bool_ret2(x: bool) -> bool { if x { return false } else { return false }; } #[allow(needless_return)] fn bool_ret3(x: bool) -> bool { if x { return true } else { return false }; } #[allow(needless_return)] fn bool_ret5(x: bool, y: bool) -> bool { if x && y { return true } else { return false }; } #[allow(needless_return)] fn bool_ret4(x: bool) -> bool { if x { return false } else { return true }; } #[allow(needless_return)] fn bool_ret6(x: bool, y: bool) -> bool { if x && y { return false } else { return true }; }