Add tagging support

melib/src/backends/demo.rs

@@ -228,6 +228,10 @@ impl MailBackend for DemoType {
         )))
     }
 
+    fn tags(&self) -> Option<Arc<RwLock<BTreeMap<u64, String>>>> {
+        Some(self.tag_index.clone())
+    }
+
     fn save(
         &self,
         _bytes: Vec<u8>,

src/conf/accounts.rs

@@ -1520,6 +1520,7 @@ impl Account {
                 } else {
                     use melib::search::QueryTrait;
                     let mut ret = SmallVec::new();
+                    melib::log(format!("Starting search {:?}", search_term), melib::WARN);
                     let envelopes = self.collection.envelopes.read().unwrap();
                     for &env_hash in self.collection.get_mailbox(mailbox_hash).iter() {
                         if let Some(envelope) = envelopes.get(&env_hash) {