thistermination 1.1.0

A library crate to add the Termination trait to error enums inspired by thiserror
Documentation 
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use std::process::{Termination, ExitCode};

use thistermination::Termination;

#[derive(Termination)]
enum Test {
    #[termination(exit_code(3), msg("unnamedA {0}"))]
    UnnamedA(u8),
    #[termination(exit_code(3), msg("unnamedB {0} {1}"))]
    UnnamedB(u8, i32),
    #[termination(exit_code(4), msg("namedA {x}"))]
    NamedA{x: u32},
    #[termination(exit_code(4), msg("namedB {x} {y}"))]
    NamedB{x: u32, y: u8},
}

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


#[test]
fn unnamed_field_args() {
    let unnamed_a = Test::UnnamedA(42);
    assert_eq!(format!("{:?}", unnamed_a), "unnamedA 42");
    assert_eq_exit_code_and_int(unnamed_a.report(), 3);
    let unnamed_b = Test::UnnamedB(42, 55);
    assert_eq!(format!("{:?}", unnamed_b), "unnamedB 42 55");
    assert_eq_exit_code_and_int(unnamed_b.report(), 3);
}

#[test]
fn named_field_args() {
    let named_a = Test::NamedA{x: 1337};
    assert_eq!(format!("{:?}", named_a), "namedA 1337");
    assert_eq_exit_code_and_int(named_a.report(), 4);
    let named_b = Test::NamedB{x: 1337, y: 33};
    assert_eq!(format!("{:?}", named_b), "namedB 1337 33");
    assert_eq_exit_code_and_int(named_b.report(), 4);
}