1 files changed, 12 insertions, 2 deletions
diff --git a/melib/src/thread.rs b/melib/src/thread.rs
index 69e47705..76ed82d8 100644
--- a/melib/src/thread.rs
+++ b/melib/src/thread.rs
@@ -452,13 +452,13 @@ impl SubjectPrefix for &str {
 
 /* Sorting states. */
 
-#[derive(Debug, Clone, PartialEq, Copy, Deserialize, Serialize)]
+#[derive(Debug, Clone, PartialEq, Eq, Copy, Deserialize, Serialize)]
 pub enum SortOrder {
     Asc,
     Desc,
 }
 
-#[derive(Debug, Clone, PartialEq, Copy, Deserialize, Serialize)]
+#[derive(Debug, Clone, PartialEq, Eq, Copy, Deserialize, Serialize)]
 pub enum SortField {
     Subject,
     Date,
@@ -550,6 +550,10 @@ impl Thread {
         self.attachments > 0
     }
 
+    pub fn is_empty(&self) -> bool {
+        self.len == 0
+    }
+
     pub fn set_snoozed(&mut self, val: bool) {
         self.snoozed = val;
     }
@@ -654,6 +658,8 @@ impl PartialEq for ThreadNode {
     }
 }
 
+impl Eq for ThreadNode {}
+
 impl Threads {
     pub fn is_snoozed(&self, h: ThreadNodeHash) -> bool {
         self.thread_ref(self.thread_nodes[&h].group).snoozed()
@@ -1442,6 +1448,10 @@ impl Threads {
         self.hash_set.len()
     }
 
+    pub fn is_empty(&self) -> bool {
+        self.hash_set.is_empty()
+    }
+
     pub fn root_len(&self) -> usize {
         self.tree_index.read().unwrap().len()
     }