From 4fdf430f66dd97b52529f9e23a67c67c272f2406 Mon Sep 17 00:00:00 2001 From: Rose Hogenson Date: Wed, 27 Dec 2023 09:37:47 -0800 Subject: Print the first n lines of the file. --- src/main.rs | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) (limited to 'src/main.rs') diff --git a/src/main.rs b/src/main.rs index 10d7647..711f920 100644 --- a/src/main.rs +++ b/src/main.rs @@ -12,14 +12,16 @@ fn edit(file: &OsStr) -> Result<(), String> { return Err(format!("open file {}: {}", file.to_string_lossy(), err)); } }; - println!("{}", r); let size = match tiocgwinsz::size() { Some(size) => size, None => { return Err(String::from("cannot get terminal size")); } }; - println!("{}, {}", size.ws_row, size.ws_col); + let mut stdout = std::io::stdout(); + if let Err(err) = r.print_lines(&mut stdout, 0, usize::from(size.ws_row)) { + return Err(format!("write: {}", err)); + } return Ok(()); } -- cgit v1.3.1