---

- name: Merge two hashes with combine
  gather_facts: no
  hosts: localhost
  tasks:
  - block:
    - debug:
        var: output
    - assert:
        that:
        - output.type == "person"
        - output.spec.firstname == "jane"
        - output.spec.lastname == "doe"
        - output.extended_spec.age == 21
        - output.extra.knows == "ansible"
    vars:
      output: "{{ input1|combine(input2, recursive=True) }}"
      input1:
        type: person
        spec:
          firstname: john
          lastname: doe
        extended_spec: {}
      input2:
        spec:
          firstname: jane
        extended_spec:
          age: 21
        extra:
          knows: ansible