du: update du to use parse_glob::from_str

src/uu/du/src/du.rs

@@ -37,6 +37,7 @@ use uucore::display::{print_verbatim, Quotable};
 use uucore::error::FromIo;
 use uucore::error::{UError, UResult};
 use uucore::format_usage;
+use uucore::parse_glob;
 use uucore::parse_size::{parse_size, ParseSizeError};
 use uucore::InvalidEncodingHandling;
 #[cfg(windows)]
@@ -504,7 +505,7 @@ fn build_exclude_patterns(matches: &ArgMatches) -> UResult<Vec<Pattern>> {
         if matches.is_present(options::VERBOSE) {
             println!("adding {:?} to the exclude list ", &f);
         }
-        match Pattern::new(&f) {
+        match parse_glob::from_str(&f) {
             Ok(glob) => exclude_patterns.push(glob),
             Err(err) => return Err(DuError::InvalidGlob(err.to_string()).into()),
         }

tests/by-util/test_du.rs

@@ -745,6 +745,27 @@ fn test_du_exclude_mix() {
     assert!(!result.stdout_str().contains("qzerty"));
     assert!(!result.stdout_str().contains("azeaze"));
     assert!(result.stdout_str().contains("xcwww"));
+
+    // Negation in glob should work with both ^ and !
+    let result = ts
+        .ucmd()
+        .arg("--exclude=azerty/*/[^q]*")
+        .arg("azerty")
+        .succeeds();
+    assert!(!result.stdout_str().contains("amazing"));
+    assert!(result.stdout_str().contains("qzerty"));
+    assert!(!result.stdout_str().contains("azeaze"));
+    assert!(result.stdout_str().contains("xcwww"));
+
+    let result = ts
+        .ucmd()
+        .arg("--exclude=azerty/*/[!q]*")
+        .arg("azerty")
+        .succeeds();
+    assert!(!result.stdout_str().contains("amazing"));
+    assert!(result.stdout_str().contains("qzerty"));
+    assert!(!result.stdout_str().contains("azeaze"));
+    assert!(result.stdout_str().contains("xcwww"));
 }
 
 #[test]