nested-loop.yml

# I had a need to do nested loops and found this https://docs.ansible.com/ansible/2.3/playbooks_loops.html#nested-loops that inspired me to create this playbook 

- name: Nested loop
  hosts: localhost
  tasks:

    - name: Echos
      shell: \
        echo "file:{{ item[0]['file'] }} regexp:{{ item[1]['regexp'] }} line:{{ item[1]['line'] }}"
    # - debug:
    #     var: item
      with_nested:
        - "{{ files }}"
        - "{{ updates }}"
      register: echos

    - debug:
        # var: echos['results']['stdout_lines']
        msg: 
         - "{{ echos['results'][0]['stdout_lines'][0] }}"
         - "{{ echos['results'][1]['stdout_lines'][0] }}"
         - "{{ echos['results'][2]['stdout_lines'][0] }}"
         - "{{ echos['results'][3]['stdout_lines'][0] }}"

  vars:
    files:
      - file: /tmp/file1
      - file: /tmp/file2
    updates: 
      - regexp: regexp1
        line: line1
      - regexp: regexp2
        line: line2