update codecov

codecov.yml

@@ -0,0 +1,21 @@
+comment: false
+
+coverage:
+  status:
+    project:
+      default:
+        target: auto
+        threshold: 1%
+        informational: true
+    patch:
+      default:
+        target: auto
+        threshold: 1%
+        informational: true
+
+ignore:
+  - install
+
+flag_management:
+  default_rules:
+    carryforward: false

src/thread.c

@@ -637,7 +637,7 @@ static void rnng_dispatch_thread(void *args) {
             nng_ctx_send(ctx[i], saio[i]->aio);
             nng_ctx_recv(ctx[i], raio[i]->aio);
           } else {
-            // should never reach here
+            // exit if reaches here
             goto exitlevel2;
           }
           break;