MohammadKanaan/smolgrep
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

fix read_lines to better handle errors

Browse source
This commit is contained in:
Mohammad Kanaan 2026-07-27 21:29:57 +03:00
parent 0f57d037e0
commit a1c13d4342
1 changed files with 2 additions and 10 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

12
src/parser.rs
View file

@ -39,16 +39,8 @@ pub fn process_files(
pub fn read_lines( pub fn read_lines(
file_path: &Path, file_path: &Path,
) -> anyhow::Result<impl Iterator<Item = std::io::Result<String>>, anyhow::Error> { ) -> anyhow::Result<impl Iterator<Item = std::io::Result<String>>, anyhow::Error> {
match file_path.try_exists() { let file = File::open(file_path)
Ok(true) => {} .with_context(|| format!("failed to open file: {}", file_path.display()))?;
Ok(false) => return Err(anyhow::anyhow!("File path needs to exist")),
Err(e) => eprintln!("Error checking path: {e}"),
}
let path_string = file_path.to_string_lossy().to_string();
let file =
File::open(file_path).with_context(|| format!("failed to open file: {path_string}"))?;
let reader = BufReader::new(file); let reader = BufReader::new(file);
Ok(reader.lines()) Ok(reader.lines())