blanket 0.4.0

A simple macro to derive blanket implementations for your traits.
Documentation 
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extern crate impls;
extern crate static_assertions;

use std::sync::Arc;
use std::sync::atomic::AtomicU8;
use std::sync::atomic::Ordering;

use impls::impls;
use static_assertions::const_assert;

pub trait Counter {
    fn increment(&self);
}

#[derive(Default)]
struct AtomicCounter {
    count: AtomicU8
}

impl Counter for AtomicCounter {
    fn increment(&self) {
        self.count.fetch_add(1, Ordering::SeqCst);
    }
}

fn main() {
    const_assert!(impls!(AtomicCounter:       Counter));
    const_assert!(impls!(Arc<AtomicCounter>:  Counter));
}