Wrapped in block to avoid multiple similar when conditions

roles/docker-core/tasks/main.yml

@@ -1,31 +1,27 @@
 ---
+- block:
+  - name: docker & docker compose install
+    pacman:
+      name: ['docker','docker-compose']
+      state: present
+    notify: docker restart
 
-- name: docker & docker compose install
+  - name: "create {{path_docker_compose_instances}}"
-  pacman:
+    file:
-    name: ['docker','docker-compose']
+      path: "{{path_docker_compose_instances}}"
-    state: present
+      state: directory
-  notify: docker restart
+      mode: 0700
-  when: run_once_docker is not defined
+      owner: administrator
+      group: administrator
 
-- name: "create {{path_docker_compose_instances}}"
+  - name: Set docker_enabled to true, to activate svc-opt-ssd-hdd
-  file:
+    set_fact:
-    path: "{{path_docker_compose_instances}}"
+      docker_enabled: true
-    state: directory
-    mode: 0700
-    owner: administrator
-    group: administrator
-  when: run_once_docker is not defined
 
-- name: Set docker_enabled to true, to activate svc-opt-ssd-hdd 
+  - name: flush docker service
-  set_fact:
+    meta: flush_handlers
-    docker_enabled: true
-  when: run_once_docker is not defined
 
-- name: flush docker service
+  - name: run the docker tasks once
-  meta: flush_handlers
+    set_fact:
-  when: run_once_docker is not defined
+      run_once_docker: true
-
-- name: run the docker tasks once
-  set_fact:
-    run_once_docker: true
   when: run_once_docker is not defined