rsv_lib/csv/
headers.rs

1use crate::args::Headers;
2use crate::utils::cli_result::CliResult;
3use std::fs::File;
4use std::io::{BufRead, BufReader};
5
6impl Headers {
7    pub fn csv_run(&self) -> CliResult {
8        // open file and header
9        let mut rdr = BufReader::new(File::open(self.path())?).lines();
10
11        if let Some(r) = rdr.next() {
12            self.split(&r?)
13                .enumerate()
14                .for_each(|(i, v)| println!(" {i:<5}{v}"));
15        };
16
17        Ok(())
18    }
19}