Tasks in a fork from a cycle do not execute

[m4dcoder]

Given the following workflow, the task cheer will only execute once if the task toil cycle back to the task query. The workflow engine did not recognize the fork under decide_cheer to be part of the cycle and blocked the task from updating the workflow state.

version: '1.0'

description: A sample workflow with a fork that stems from a cycle.

vars:
  - cheer: false
  - work: false

tasks:
  # This init task is required to tell the workflow engine where to start.
  # Otherwise with just a cycle, the workflow engine cannot tell where to start.
  init:
    action: core.noop
    next:
      - do: query

  # This is the start of the cycle in the workflow.
  query:
    action: core.noop
    next:
      - when: <% succeeded() %>
        publish: cheer=<% result() %> work=<% result() %>
        do: decide_cheer, decide_work


  # The branch under the decide_work task will cycle back to the query task.
  decide_work:
    next:
      - when: <% ctx().work %>
        do: notify_work, toil
  notify_work:
    action: core.noop
  toil:
    action: core.echo message="This is hard work."
    next:
      - do: query


  # The branch under the decide_cheer task is a fork from the cycle.
  decide_cheer:
    next:
      - when: <% ctx().cheer %>
        do: cheer
  cheer:
    action: core.echo message="You can do it!"