effers/examples/module.rs

25 lines
472 B
Rust

// Effects can be referenced from inside a module
#[effers::program(inc::Incrementer(increment(&self)))]
fn prog(val: u8) -> u8 {
let x = increment(val);
let y = increment(x);
x + y
}
mod inc {
pub trait Incrementer {
fn increment(&self, v: u8) -> u8;
}
pub struct TestInc;
impl Incrementer for TestInc {
fn increment(&self, v: u8) -> u8 {
v + 3
}
}
}
fn main() {
Prog.add(inc::TestInc).run(1);
}