thistermination 1.1.0

A library crate to add the Termination trait to error enums inspired by thiserror
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

use std::process::{Termination, ExitCode};

use thistermination::Termination;

#[derive(Termination)]
enum Test {
    #[termination(exit_code(2), msg("unit {}", "test"))]
    UnitA,
    #[termination(exit_code(3), msg("unnamed {}", 69))]
    UnnamedA(u8),
    #[termination(exit_code(4), msg("named {} {}", "asdf", 5))]
    NamedA{x: u32},
}

fn assert_eq_exit_code_and_int(ex: ExitCode, code: i32) {
    assert_eq!(format!("{:?}", ex), format!("ExitCode(unix_exit_status({}))", code));
}

#[test]
fn unit_format_args() {
    let unit_a = Test::UnitA;
    assert_eq!(format!("{:?}", unit_a), "unit test");
    assert_eq_exit_code_and_int(unit_a.report(), 2);
}

#[test]
fn unnamed_format_args() {
    let unnamed = Test::UnnamedA(42);
    assert_eq!(format!("{:?}", unnamed), "unnamed 69");
    assert_eq_exit_code_and_int(unnamed.report(), 3);
}

#[test]
fn named_format_args() {
    let named = Test::NamedA{x: 1337};
    assert_eq!(format!("{:?}", named), "named asdf 5");
    assert_eq_exit_code_and_int(named.report(), 4);
}