1 /* PSPP - a program for statistical analysis.
2 * Copyright (C) 2023 Free Software Foundation, Inc.
4 * This program is free software: you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation, either version 3 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program. If not, see <http://www.gnu.org/licenses/>. */
20 raw::{Reader, Record},
23 use std::io::BufReader;
24 use std::path::{Path, PathBuf};
27 /// A utility to dissect SPSS system files.
28 #[derive(Parser, Debug)]
29 #[command(author, version, about, long_about = None)]
31 /// Maximum number of cases to print.
32 #[arg(long = "data", default_value_t = 0)]
36 #[arg(required = true)]
40 fn main() -> Result<()> {
41 let Args { max_cases, files } = Args::parse();
44 dissect(&file, max_cases)?;
49 fn dissect(file_name: &Path, max_cases: u64) -> Result<()> {
50 let reader = File::open(file_name)?;
51 let reader = BufReader::new(reader);
52 let mut reader = Reader::new(reader)?;
53 let records: Vec<Record> = reader.collect_headers()?;
56 for record in records {
57 println!("{record:?}");
59 Record::EndOfHeaders(_) if max_cases == 0 => break,
62 if n_cases >= max_cases {