50 lines
1.2 KiB
Rust
50 lines
1.2 KiB
Rust
// Copyright 2013 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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pub struct CrateId {
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local_path: String,
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junk: String
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}
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impl CrateId {
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fn new(s: &str) -> CrateId {
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CrateId {
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local_path: s.to_string(),
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junk: "wutevs".to_string()
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}
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}
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}
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pub fn remove_package_from_database() {
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let mut lines_to_use: Vec<&CrateId> = Vec::new(); //~ ERROR E0495
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let push_id = |installed_id: &CrateId| {
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lines_to_use.push(installed_id);
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};
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list_database(push_id);
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for l in &lines_to_use {
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println!("{}", l.local_path);
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}
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}
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pub fn list_database<F>(mut f: F) where F: FnMut(&CrateId) {
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let stuff = ["foo", "bar"];
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for l in &stuff {
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f(&CrateId::new(*l));
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}
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}
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pub fn main() {
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remove_package_from_database();
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}
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