feat: feedback when filter does not match

src/main.rs

@@ -406,13 +406,13 @@ async fn main() {
                         match arg {
                             None => match tasks.get_position() {
                                 None => {
+                                    info!("Filtering for Procedures");
                                     tasks.set_filter(
                                         tasks.filtered_tasks(None)
                                             .filter(|t| t.pure_state() == State::Procedure)
                                             .map(|t| t.event.id)
                                             .collect()
                                     );
-                                    info!("Filtering for procedures");
                                 }
                                 Some(id) => {
                                     tasks.set_state_for(id, "", State::Procedure);

src/tasks.rs

@@ -480,6 +480,9 @@ impl Tasks {
     // Movement and Selection
 
     pub(crate) fn set_filter(&mut self, view: Vec<EventId>) {
+        if view.is_empty() {
+            warn!("No match for filter!")
+        }
         self.view = view;
     }
 
@@ -565,7 +568,7 @@ impl Tasks {
                 if arg.len() > 2 {
                     Some(self.make_task(arg))
                 } else {
-                    warn!("Not creating task under 3 chars to avoid silly mistakes");
+                    warn!("Name of a task needs to have at least 3 characters");
                     None
                 }
             }