src/test/ui/issues/issue-46576.rs

   1 // ignore-cloudabi no std::fs support
   2
   3 #![allow(dead_code)]
   4 #![deny(unused_imports)]
   5
   6 use std::fs::File;
   7 use std::io::{BufRead, BufReader, Read};
   8 //~^ ERROR unused import: `BufRead`
   9
  10 pub fn read_from_file(path: &str) {
  11     let file = File::open(&path).unwrap();
  12     let mut reader = BufReader::new(file);
  13     let mut s = String::new();
  14     reader.read_to_string(&mut s).unwrap();
  15 }
  16
  17 pub fn read_lines(s: &str) {
  18     for _line in s.lines() {
  19
  20     }
  21 }
  22
  23 fn main() {}