Close Servo live sessions for removed tabs

crates/ely_app/src/services/servo_live.rs

@@ -99,6 +99,10 @@ impl ServoLiveClient {
         self.request(LiveRequest::Poll { tab_id })
     }
 
+    pub fn close(&mut self, tab_id: String) -> Result<(), ServoLiveError> {
+        self.request(LiveRequest::Close { tab_id }).map(|_| ())
+    }
+
     fn request(&mut self, request: LiveRequest) -> Result<Option<ServoLiveFrame>, ServoLiveError> {
         serde_json::to_writer(&mut self.stdin, &request)?;
         self.stdin.write_all(b"\n").map_err(ServoLiveError::Command)?;

crates/ely_app/src/services/servo_live_wire.rs

@@ -27,6 +27,9 @@ pub(super) enum LiveRequest {
     Poll {
         tab_id: String,
     },
+    Close {
+        tab_id: String,
+    },
 }
 
 #[derive(Deserialize)]
@@ -156,3 +159,19 @@ pub(super) fn log_frame_perf(summary: &LiveFramePerfSummary) {
         "frame_perf",
     );
 }
+
+#[cfg(test)]
+mod tests {
+    use serde_json::json;
+
+    use super::*;
+
+    #[test]
+    fn close_request_serializes_to_wire() -> Result<(), serde_json::Error> {
+        let value =
+            serde_json::to_value(LiveRequest::Close { tab_id: "tab-live-close".to_string() })?;
+
+        assert_eq!(value, json!({"type": "close", "tab_id": "tab-live-close"}));
+        Ok(())
+    }
+}