show @ if extended attributes are present

src/meta/access_control.rs

@@ -4,14 +4,15 @@ use std::path::Path;
 #[derive(Clone, Debug)]
 pub struct AccessControl {
     has_acl: bool,
+    has_xattr: bool,
     selinux_context: String,
     smack_context: String,
 }
 
 impl AccessControl {
     #[cfg(not(unix))]
     pub fn for_path(_: &Path) -> Self {
-        Self::from_data(false, &[], &[])
+        Self::from_data(false, false, &[], &[])
     }
 
     #[cfg(unix)]
@@ -27,14 +28,27 @@ impl AccessControl {
             .unwrap_or_default()
             .unwrap_or_default();
 
-        Self::from_data(has_acl, &selinux_context, &smack_context)
+        let has_xattr = has_acl
+            || !selinux_context.is_empty()
+            || !smack_context.is_empty()
+            || xattr::list(path)
+                .map(|x| x.into_iter().count() > 0)
+                .unwrap_or(false);
+
+        Self::from_data(has_acl, has_xattr, &selinux_context, &smack_context)
     }
 
-    fn from_data(has_acl: bool, selinux_context: &[u8], smack_context: &[u8]) -> Self {
+    fn from_data(
+        has_acl: bool,
+        has_xattr: bool,
+        selinux_context: &[u8],
+        smack_context: &[u8],
+    ) -> Self {
         let selinux_context = String::from_utf8_lossy(selinux_context).to_string();
         let smack_context = String::from_utf8_lossy(smack_context).to_string();
         Self {
             has_acl,
+            has_xattr,
             selinux_context,
             smack_context,
         }
@@ -43,6 +57,8 @@ impl AccessControl {
     pub fn render_method(&self, colors: &Colors) -> ColoredString {
         if self.has_acl {
             colors.colorize('+', &Elem::Acl)
+        } else if self.has_xattr {
+            colors.colorize('@', &Elem::Acl)
         } else if !self.selinux_context.is_empty() || !self.smack_context.is_empty() {
             colors.colorize('.', &Elem::Context)
         } else {
@@ -92,17 +108,36 @@ mod test {
     #[test]
     fn test_acl_only_indicator() {
         // actual file would collide with proper AC data, no permission to scrub those
-        let access_control = AccessControl::from_data(true, &[], &[]);
+        let access_control = AccessControl::from_data(true, false, &[], &[]);
 
         assert_eq!(
             String::from("+").with(Color::DarkCyan),
             access_control.render_method(&Colors::new(ThemeOption::Default))
         );
     }
 
+    #[test]
+    fn test_extended_attr_indicator() {
+        let access_control = AccessControl::from_data(false, true, &[], &[]);
+
+        assert_eq!(
+            String::from("@").with(Color::DarkCyan),
+            access_control.render_method(&Colors::new(ThemeOption::Default))
+        );
+    }
+
+    #[test]
+    fn test_extended_attr_with_acl_indicator() {
+        let access_control = AccessControl::from_data(true, true, &[], &[]);
+
+        assert_eq!(
+            String::from("+").with(Color::DarkCyan),
+            access_control.render_method(&Colors::new(ThemeOption::Default))
+        );
+    }
     #[test]
     fn test_smack_only_indicator() {
-        let access_control = AccessControl::from_data(false, &[], &[b'a']);
+        let access_control = AccessControl::from_data(false, false, &[], &[b'a']);
 
         assert_eq!(
             String::from(".").with(Color::Cyan),
@@ -112,7 +147,7 @@ mod test {
 
     #[test]
     fn test_acl_and_selinux_indicator() {
-        let access_control = AccessControl::from_data(true, &[b'a'], &[]);
+        let access_control = AccessControl::from_data(true, false, &[b'a'], &[]);
 
         assert_eq!(
             String::from("+").with(Color::DarkCyan),
@@ -122,7 +157,7 @@ mod test {
 
     #[test]
     fn test_selinux_context() {
-        let access_control = AccessControl::from_data(false, &[b'a'], &[]);
+        let access_control = AccessControl::from_data(false, false, &[b'a'], &[]);
 
         assert_eq!(
             String::from("a").with(Color::Cyan),
@@ -132,7 +167,7 @@ mod test {
 
     #[test]
     fn test_selinux_and_smack_context() {
-        let access_control = AccessControl::from_data(false, &[b'a'], &[b'b']);
+        let access_control = AccessControl::from_data(false, false, &[b'a'], &[b'b']);
 
         assert_eq!(
             String::from("a+b").with(Color::Cyan),
@@ -142,7 +177,7 @@ mod test {
 
     #[test]
     fn test_no_context() {
-        let access_control = AccessControl::from_data(false, &[], &[]);
+        let access_control = AccessControl::from_data(false, false, &[], &[]);
 
         assert_eq!(
             String::from("?").with(Color::Cyan),