fieldx_aux 0.1.6

Various types and tools useful for fieldx crates and, potentially, to users of fieldx
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
47
48
49
50
51
52
53

use crate::{FXAttributes, FXPubMode};

pub trait FXTriggerHelper {
    fn is_true(&self) -> bool;
}

pub trait FXFrom<T> {
    fn fx_from(value: T) -> Self;
}

pub trait FXInto<T> {
    fn fx_into(self) -> T;
}

pub trait FXBoolHelper {
    fn is_true(&self) -> bool;
    fn is_true_opt(&self) -> Option<bool>;
    fn not_true(&self) -> bool {
        !self.is_true()
    }
    // fn not_true_opt(&self) -> Option<bool> {
    //     self.is_true_opt().map(|b| !b)
    // }
}

pub trait FXHelperTrait: FXTriggerHelper {
    fn name(&self) -> Option<&str>;
    fn public_mode(&self) -> Option<FXPubMode>;
    fn attributes(&self) -> Option<&FXAttributes>;
    fn attributes_fn(&self) -> Option<&FXAttributes>;
}

impl<T, U> FXInto<U> for T
where
    U: FXFrom<T>,
{
    #[inline]
    fn fx_into(self) -> U {
        U::fx_from(self)
    }
}

impl<H: FXTriggerHelper> FXBoolHelper for Option<H> {
    #[inline]
    fn is_true(&self) -> bool {
        self.as_ref().map_or(false, |h| h.is_true())
    }

    #[inline]
    fn is_true_opt(&self) -> Option<bool> {
        self.as_ref().map(|h| h.is_true())
    }
}