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// Copyright 2014 The Rust Project Developers. See the COPYRIGHT // file at the top-level directory of this distribution and at // http://rust-lang.org/COPYRIGHT. // // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your // option. This file may not be copied, modified, or distributed // except according to those terms. use std::collections::HashMap; #[derive(Clone)] pub struct Registry { descriptions: HashMap<&'static str, &'static str> } impl Registry { pub fn new(descriptions: &[(&'static str, &'static str)]) -> Registry { Registry { descriptions: descriptions.iter().cloned().collect() } } pub fn find_description(&self, code: &str) -> Option<&'static str> { self.descriptions.get(code).cloned() } }