malachite_nz/gaussian_integer/comparison/partial_eq_primitive_int.rs
1// Copyright © 2026 Mikhail Hogrefe
2//
3// This file is part of Malachite.
4//
5// Malachite is free software: you can redistribute it and/or modify it under the terms of the GNU
6// Lesser General Public License (LGPL) as published by the Free Software Foundation; either version
7// 3 of the License, or (at your option) any later version. See <https://www.gnu.org/licenses/>.
8
9use crate::gaussian_integer::GaussianInteger;
10
11macro_rules! impl_unsigned {
12 ($t: ident) => {
13 impl PartialEq<$t> for GaussianInteger {
14 /// Determines whether a [`GaussianInteger`] is equal to an unsigned primitive integer.
15 ///
16 /// # Worst-case complexity
17 /// Constant time and additional memory.
18 ///
19 /// # Examples
20 /// See [here](super::partial_eq_primitive_int#partial_eq).
21 #[inline]
22 fn eq(&self, other: &$t) -> bool {
23 self.imaginary == 0u32 && self.real == *other
24 }
25 }
26
27 impl PartialEq<GaussianInteger> for $t {
28 /// Determines whether an unsigned primitive integer is equal to a [`GaussianInteger`].
29 ///
30 /// # Worst-case complexity
31 /// Constant time and additional memory.
32 ///
33 /// # Examples
34 /// See [here](super::partial_eq_primitive_int#partial_eq).
35 #[inline]
36 fn eq(&self, other: &GaussianInteger) -> bool {
37 other == self
38 }
39 }
40 };
41}
42apply_to_unsigneds!(impl_unsigned);
43
44macro_rules! impl_signed {
45 ($t: ident) => {
46 impl PartialEq<$t> for GaussianInteger {
47 /// Determines whether a [`GaussianInteger`] is equal to a signed primitive integer.
48 ///
49 /// # Worst-case complexity
50 /// Constant time and additional memory.
51 ///
52 /// # Examples
53 /// See [here](super::partial_eq_primitive_int#partial_eq).
54 #[inline]
55 fn eq(&self, other: &$t) -> bool {
56 self.imaginary == 0u32 && self.real == *other
57 }
58 }
59
60 impl PartialEq<GaussianInteger> for $t {
61 /// Determines whether a signed primitive integer is equal to a [`GaussianInteger`].
62 ///
63 /// # Worst-case complexity
64 /// Constant time and additional memory.
65 ///
66 /// # Examples
67 /// See [here](super::partial_eq_primitive_int#partial_eq).
68 #[inline]
69 fn eq(&self, other: &GaussianInteger) -> bool {
70 other == self
71 }
72 }
73 };
74}
75apply_to_signeds!(impl_signed);