1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144

#![allow(unused_macros)]

macro_rules! forward_val_val_binop {
    (impl $imp:ident for $res:ty, $method:ident) => {
        impl $imp<$res> for $res {
            type Output = $res;

            #[inline]
            fn $method(self, other: $res) -> $res {
                // forward to val-ref
                $imp::$method(self, &other)
            }
        }
    };
}

macro_rules! forward_ref_val_binop {
    (impl $imp:ident for $res:ty, $method:ident) => {
        impl $imp<$res> for &$res {
            type Output = $res;

            #[inline]
            fn $method(self, other: $res) -> $res {
                // forward to ref-ref
                $imp::$method(self, &other)
            }
        }
    };
}

macro_rules! forward_val_ref_binop {
    (impl $imp:ident for $res:ty, $method:ident) => {
        impl $imp<&$res> for $res {
            type Output = $res;

            #[inline]
            fn $method(self, other: &$res) -> $res {
                // forward to ref-ref
                $imp::$method(&self, other)
            }
        }
    };
}

macro_rules! forward_scalar_val_val_binop_to_ref_val {
    (impl $imp:ident<$scalar:ty> for $res:ty, $method:ident) => {
        impl $imp<$scalar> for $res {
            type Output = $res;

            #[inline]
            fn $method(self, other: $scalar) -> $res {
                $imp::$method(&self, other)
            }
        }

        impl $imp<$res> for $scalar {
            type Output = $res;

            #[inline]
            fn $method(self, other: $res) -> $res {
                $imp::$method(self, &other)
            }
        }
    };
}

macro_rules! forward_scalar_ref_val_binop_to_ref_ref {
    (impl $imp:ident<$scalar:ty> for $res:ty, $method:ident) => {
        impl $imp<$scalar> for &$res {
            type Output = $res;

            #[inline]
            fn $method(self, other: $scalar) -> $res {
                $imp::$method(self, &other)
            }
        }

        impl $imp<$res> for &$scalar {
            type Output = $res;

            #[inline]
            fn $method(self, other: $res) -> $res {
                $imp::$method(self, &other)
            }
        }
    };
}

macro_rules! forward_scalar_val_ref_binop_to_ref_val {
    (impl $imp:ident<$scalar:ty> for $res:ty, $method:ident) => {
        impl $imp<&$scalar> for $res {
            type Output = $res;

            #[inline]
            fn $method(self, other: &$scalar) -> $res {
                $imp::$method(&self, other)
            }
        }

        impl $imp<&$res> for $scalar {
            type Output = $res;

            #[inline]
            fn $method(self, other: &$res) -> $res {
                $imp::$method(&self, other)
            }
        }
    };
}

macro_rules! forward_scalar_ref_ref_binop_commutative {
    (impl $imp:ident<$scalar:ty> for $res:ty, $method:ident) => {
        impl $imp<&$res> for &$scalar {
            type Output = $res;

            #[inline]
            fn $method(self, other: &$res) -> $res {
                $imp::$method(other, self)
            }
        }
    };
}

macro_rules! forward_into_bigint_scalar_ref_val_binop_to_ref_ref {
    (impl $imp:ident<$scalar:ty> for $res:ty, $method:ident) => {
        impl $imp<$scalar> for &$res {
            type Output = $res;

            #[inline]
            fn $method(self, other: $scalar) -> $res {
                $imp::$method(self, &BigInt::from(other))
            }
        }

        impl $imp<&$res> for $scalar {
            type Output = $res;

            #[inline]
            fn $method(self, other: &$res) -> $res {
                $imp::$method(&BigInt::from(self), other)
            }
        }
    };
}