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use crate::utils::cli_result::CliResult; use std::io::{stdin, BufRead}; pub fn run(sep: &str) -> CliResult { // open file and header if let Some(r) = stdin().lock().lines().next() { r?.split(sep) .enumerate() .for_each(|(u, r)| println!(" {u:<5}{r}")); } Ok(()) }