1use std::env;
2fn get_user_arguments() -> Option<(String, String, String)> {
3 let args: Vec<String> = env::args().collect();
5
6 if args.len() < 4 {
8 println!("Usage: {} <arg1> <arg2> <arg3>", args[0]);
9 println!("Where <arg1>: TexFile, <arg2>: csv-file, <arg3>: environment enclosing table");
10 return None;
11 }
12
13 let arg1 = args[1].clone();
15 let arg2 = args[2].clone();
16 let arg3 = args[3].clone();
17
18 Some((arg1, arg2, arg3))
19}
20
21pub fn get_input_output_file_names() -> (String, String, String) {
22 get_user_arguments().unwrap()
23}