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use std::env::args;
use std::fs::read_dir;
use std::path::Path;
use std::process::{exit, Command};
const FILES_TO_IGNORE: &[&str] = &["light.css"];
fn get_folders<P: AsRef<Path>>(folder_path: P) -> Vec<String> {
let mut ret = Vec::with_capacity(10);
for entry in read_dir(folder_path.as_ref()).expect("read_dir failed") {
let entry = entry.expect("Couldn't unwrap entry");
let path = entry.path();
if !path.is_file() {
continue;
}
let filename = path.file_name().expect("file_name failed");
if FILES_TO_IGNORE.iter().any(|x| x == &filename) {
continue;
}
ret.push(format!("{}", path.display()));
}
ret
}
fn main() {
let argv: Vec<String> = args().collect();
if argv.len() < 3 {
eprintln!("Needs rustdoc binary path");
exit(1);
}
let rustdoc_bin = &argv[1];
let themes_folder = &argv[2];
let themes = get_folders(&themes_folder);
if themes.is_empty() {
eprintln!("No theme found in \"{}\"...", themes_folder);
exit(1);
}
let arg_name = "--check-theme".to_owned();
let status = Command::new(rustdoc_bin)
.args(&themes.iter().flat_map(|t| vec![&arg_name, t].into_iter()).collect::<Vec<_>>())
.status()
.expect("failed to execute child");
if !status.success() {
exit(1);
}
}
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