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more: error handling for write_all in function paging_add_back_message

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This commit is contained in:
Ideflop
2023-05-30 09:03:00 +02:00
parent 6c98b23e80
commit f1c943ed31
1 changed files with 5 additions and 4 deletions
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src/uu/more/src/more.rs
+5 -4
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@@ -344,7 +344,7 @@ fn more(
..
}) => {
pager.page_up();
paging_add_back_message(options, stdout);
paging_add_back_message(options, stdout)?;
}
Event::Key(KeyEvent {
code: KeyCode::Char('j'),
@@ -556,11 +556,12 @@ impl<'a> Pager<'a> {
}
}
fn paging_add_back_message(options: &Options, stdout: &mut std::io::Stdout) {
fn paging_add_back_message(options: &Options, stdout: &mut std::io::Stdout) -> UResult<()> {
if options.lines.is_some() {
execute!(stdout, MoveUp(1)).unwrap();
stdout.write_all("\n\r...back 1 page\n".as_bytes()).unwrap();
execute!(stdout, MoveUp(1))?;
stdout.write_all("\n\r...back 1 page\n".as_bytes())?;
}
Ok(())
}
// Break the lines on the cols of the terminal