cortex-m-interrupt 0.2.0

Function-like, trait-based interrupt handler registration.
Documentation 
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#![no_std]
#![no_main]

#[panic_handler]
fn panic_handler(_: &core::panic::PanicInfo) -> ! {
    loop {}
}

use cortex_m_interrupt::{take_nvic_interrupt, InterruptRegistration};
use stm32f1xx_hal::device::Interrupt;

fn _test() {
    let registration = take_nvic_interrupt!(Interrupt::EXTI15_10, 5);

    registration.occupy(|| panic!("In NVIC interrupt"));
}

#[cortex_m_rt::entry]
fn main() -> ! {
    _test();
    loop {}
}