logic-mesh 1.0.0

Control logic engine using event based and reactive blocks written in Rust.
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
54
55
56
57
58
59
60
61

// Copyright (c) 2022-2023, Radu Racariu.

use uuid::Uuid;

use crate::base::{
    block::{Block, BlockDesc, BlockProps, BlockState},
    input::{InputProps, input_reader::InputReader},
    output::Output,
};

use libhaystack::val::{Bool, Value, kind::HaystackKind};

use crate::{blocks::InputImpl, blocks::OutputImpl};

/// Outputs the logical Or value of the inputs.
#[block]
#[derive(BlockProps, Debug)]
#[category = "logic"]
pub struct Or {
    #[input(name = "in1", kind = "Bool")]
    pub input1: InputImpl,
    #[input(name = "in2", kind = "Bool")]
    pub input2: InputImpl,
    #[output(kind = "Bool")]
    pub out: OutputImpl,
}

impl Block for Or {
    async fn execute(&mut self) {
        self.read_inputs_until_ready().await;

        if let (Some(Value::Bool(a)), Some(Value::Bool(b))) =
            (self.input1.get_value(), self.input2.get_value())
        {
            self.out.set(
                Bool {
                    value: a.value || b.value,
                }
                .into(),
            );
        }
    }
}

#[cfg(test)]
mod test {

    use crate::{
        base::block::Block, base::block::test_utils::write_block_inputs, blocks::logic::Or,
    };

    #[tokio::test]
    async fn test_or_block() {
        let mut block = Or::new();

        write_block_inputs([(&mut block.input1, true.into()), (&mut block.input2, 0)]).await;

        block.execute().await;
        assert_eq!(block.out.value, true.into());
    }
}