gistfile1.rs

use std::vec;

struct Message;

impl Message {
    pub fn with_ptr<T>(&self, f: &fn(*u8, uint) -> T) -> T {
        unsafe {
            let data = vec::raw::to_ptr([1 as u8]);
            let len = 1 as uint;

            f(data, len)
        }
    }

    pub fn with_bytes<T>(&self, f: &fn(&[u8]) -> T) -> T {
        do self.with_ptr |data, len| {
            unsafe { vec::raw::buf_as_slice(data, len, f) } // <-- error
        }
    }
}

fn main () {

}

/*
test.rs:17:55: 17:56 error: cannot move out of captured outer variable
test.rs:17             unsafe { vec::raw::buf_as_slice(data, len, f) }
                                                                  ^

-- solution: --
test.rs:17             unsafe { vec::raw::buf_as_slice(data, len, |data| f(data)) }
*/