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Support iteration over command output in with_items.
When the output of a command is stored in a register, this will create a stdout_lines field in the result object that contains stdout split into a list of lines. This list can then be iterated over using with_items.pull/1058/head
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# Test iterating over lines of stdout stored in a register.
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- hosts: localhost
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vars:
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small_file: /etc/resolv.conf
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temp_file: /tmp/ansible_result_list.tmp
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tasks:
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- action: command cat $small_file
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register: result
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- action: file dest=$temp_file state=absent
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- action: shell echo '$item' >> $temp_file
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with_items: ${result.stdout_lines}
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- action: command diff $small_file $temp_file
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- action: file dest=$temp_file state=absent
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