concread 0.5.10

Concurrently Readable Data-Structures for Rust
Documentation 
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macro_rules! hash_key {
    ($self:expr, $k:expr) => {{
        let mut hasher = $self.build_hasher.build_hasher();
        $k.hash(&mut hasher);
        hasher.finish()
    }};
}

macro_rules! debug_assert_leaf {
    ($x:expr) => {{
        debug_assert!(unsafe { $x.ctrl.a.0.is_leaf() });
    }};
}

macro_rules! debug_assert_branch {
    ($x:expr) => {{
        debug_assert!(unsafe { $x.ctrl.a.0.is_branch() });
    }};
}

macro_rules! self_meta {
    ($x:expr) => {{
        #[allow(unused_unsafe)]
        unsafe {
            &mut *($x as *mut Meta)
        }
    }};
}

macro_rules! branch_ref {
    ($x:expr, $k:ty, $v:ty) => {{
        #[allow(unused_unsafe)]
        unsafe {
            debug_assert!(unsafe { (&(*$x).ctrl.a).0.is_branch() });
            &mut *($x as *mut Branch<$k, $v>)
        }
    }};
}

macro_rules! leaf_ref {
    ($x:expr, $k:ty, $v:ty) => {{
        #[allow(unused_unsafe)]
        unsafe {
            debug_assert!(unsafe { (&(*$x).ctrl.a).0.is_leaf() });
            &mut *($x as *mut Leaf<$k, $v>)
        }
    }};
}