hanger 0.1.0

Attribute macro to put hooks around a function.
Documentation 
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fn main() {
    entry();
}

fn hello() {
    print!("hello")
}

#[hanger::hook(before = hello, after = bye)]
fn world() {
    print!("world")
}

fn bye() {
    print!("\nbye\n")
}

#[hanger::hook(world)]
fn entry() {}