use crate::{ file::PostFile, target::Target };
use itertools::Itertools;
use std::collections::HashSet;
pub fn list(files: HashSet<PostFile>, target: &Target) {
let mut extensions = HashSet::new();
let mut no_extension: u32 = 0;
for file in files {
if let Some(extension) = file.to_extension(target) {
extensions.insert(extension);
} else {
no_extension += 1;
}
}
if !extensions.is_empty() {
println!("{}", extensions.into_iter().sorted().join(","));
}
if no_extension != 0 {
eprintln!("{no_extension} files do not have an extension");
}
}