38 lines
872 B
Rust
38 lines
872 B
Rust
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// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution and at
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// http://rust-lang.org/COPYRIGHT.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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// xfail-test
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type ErrPrinter = &fn(&str, &str);
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fn example_err(prog: &str, arg: &str) {
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io::println(fmt!("%s: %s", prog, arg))
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}
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fn exit(+print: ErrPrinter, prog: &str, arg: &str) {
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print(prog, arg);
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}
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struct X {
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mut err: ErrPrinter
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}
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impl X {
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fn boom() {
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exit(self.err, "prog", "arg");
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}
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}
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fn main(){
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let val = &X{
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err: example_err,
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};
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val.boom();
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}
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