rustc-ap-rustc_errors 53.0.0

Automatically published version of the package `rustc_errors` in the rust-lang/rust repository from commit 0ff9872b2280009f094af0df3dcdc542cc46a5fd
// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
//> or the MIT license
// <LICENSE-MIT or>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.

use std::collections::HashMap;

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> {