use super::*;

/// Trait for things that have a JACK process callback.
pub trait Process {
    fn process (&mut self, _: &Client, _: &ProcessScope) -> Control {
        Control::Continue
    }
}

/// Define the JACK process callback associated with a struct.
#[macro_export] macro_rules! process {
    ($T:ty) => {
        impl Process for $T {}
    };
    ($T:ty |$self:ident, $c:ident, $s:ident|$block:tt) => {
        impl Process for $T {
            fn process (&mut $self, $c: &Client, $s: &ProcessScope) -> Control {
                $block
            }
        }
    };
    ($T:ty = $process:path) => {
        impl Process for $T {
            fn process (&mut self, c: &Client, s: &ProcessScope) -> Control {
                $process(self, c, s)
            }
        }
    }
}