68 lines
2.0 KiB
Rust
68 lines
2.0 KiB
Rust
// 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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// Regression test for this example from #31997 -- main goal is to
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// emit as minimal and precise an error set as possible. Ideally, we'd
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// only emit the E0433 error below, but right now we emit two.
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use std::io::prelude::*;
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// use std::collections::HashMap;
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use std::io;
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#[derive(Debug)]
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struct Instance {
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name: String,
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start: Option<String>,
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end: Option<String>,
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}
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fn main() {
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let input = io::stdin();
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let mut input = input.lock();
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let mut map = HashMap::new();
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//~^ ERROR E0433
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//~| NOTE Use of undeclared type or module `HashMap`
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for line in input.lines() {
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let line = line.unwrap();
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println!("process: {}", line);
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let mut parts = line.splitn(2, ":");
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let _logfile = parts.next().unwrap();
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let rest = parts.next().unwrap();
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let mut parts = line.split(" [-] ");
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let stamp = parts.next().unwrap();
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let rest = parts.next().unwrap();
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let words = rest.split_whitespace().collect::<Vec<_>>();
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let instance = words.iter().find(|a| a.starts_with("i-")).unwrap();
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let name = words[1].to_owned();
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let mut entry = map.entry(instance.to_owned()).or_insert(Instance {
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name: name,
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start: None,
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end: None,
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});
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if rest.contains("terminating") {
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assert!(entry.end.is_none());
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entry.end = Some(stamp.to_string());
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}
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if rest.contains("waiting for") {
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assert!(entry.start.is_none());
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entry.start = Some(stamp.to_string());
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}
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}
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println!("{:?}", map);
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}
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