tupletools 0.4.1

Utility functions for tuples
Documentation 
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

#[inline]
pub fn snd<T: Snd>(t: T) -> T::Ret {
    t.snd()
}

pub trait Snd {
    type Ret;
    fn snd(self) -> Self::Ret;
}

macro_rules! impl_snd {
    (
        $( $t:tt ),+ ;$r:ty
    ) => {
        impl < $($t),+ > Snd for ($($t),+) {
            type Ret = $r;
            fn snd(self) -> Self::Ret {
                self.1
            }
        }

        impl <'a, $($t),+ > Snd for &'a ($($t),+) {
            type Ret = &'a $r;
            fn snd(self) -> Self::Ret {
                &self.1
            }
        }
    };
}

impl_snd!(T0,T1;T1);
impl_snd!(T0,T1, T2;T1);
impl_snd!(T0,T1, T2 , T3;T1);
impl_snd!(T0,T1, T2, T3, T4;T1);
impl_snd!(T0,T1, T2, T3, T4, T5;T1);
impl_snd!(T0,T1, T2, T3, T4, T5, T6;T1);
impl_snd!(T0,T1, T2, T3, T4, T5, T6, T7;T1);
impl_snd!(T0,T1, T2, T3, T4, T5, T6, T7, T8;T1);
impl_snd!(T0,T1, T2, T3, T4, T5, T6, T7, T8, T9;T1);
impl_snd!(T0,T1, T2, T3, T4, T5, T6, T7, T8, T9, T10;T1);
impl_snd!(T0,T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11;T1);
impl_snd!(T0,T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12;T1);
impl_snd!(T0,T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13;T1);
impl_snd!(T0,T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14;T1);
impl_snd!(T0,T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15;T1);
impl_snd!(T0,T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16;T1);