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Code Issues Releases Wiki Activity

do not use RefCell

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This commit is contained in:
Hatter Jiang
2019-08-03 18:00:49 +08:00
parent a67337bb5d
commit db35e8e55b
1 changed files with 5 additions and 5 deletions
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10
src/lib.rs
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@@ -1,7 +1,7 @@
extern crate term;
use std::{
cell::RefCell,
//cell::RefCell,
env,
fs,
io::{self, Write, Error, ErrorKind},
@@ -241,11 +241,11 @@ pub fn extract_package_and_wait(dir: &str, file_name: &str) -> io::Result<()> {
pub fn copy_io<R: ?Sized, W: ?Sized>(reader: &mut R, writer: &mut W, total: i64) -> io::Result<u64>
where R: io::Read, W: io::Write {
let written_cell = RefCell::new(0u64);
//let written_cell = RefCell::new(0u64);
let start = SystemTime::now();
let written = copy_io_callback(reader, writer, total, &|total, _written, len| {
written_cell.replace_with(|&mut w| w + len as u64);
let written = *written_cell.borrow();
let written = copy_io_callback(reader, writer, total, &|total, written, _len| {
//written_cell.replace_with(|&mut w| w + len as u64);
//let written = *written_cell.borrow();
let cost = SystemTime::now().duration_since(start.clone()).unwrap().as_secs();
let mut download_speed = "-".to_string();
if cost > 0 {