use super::Config;
use glob::Pattern;
use std::io::Write;
use std::path::Path;
pub(crate) fn warn_invalid_patterns(cfg: &Config, source: &Path) {
let pairs = cfg
.rules
.iter()
.map(|r| (r.pattern.as_str(), "glob rule"))
.chain(cfg.exclude.iter().map(|p| (p.as_str(), "exclude")));
for (pat, kind) in pairs {
if Pattern::new(pat).is_err() {
let _ = writeln!(
std::io::stderr(),
"Warning: invalid {kind} pattern {pat:?} in {} — will be skipped",
source.display()
);
}
}
}