pipeline:

  syslog:
    module: tail
    config:
      globs:
        - '*.log'

  some-syslog:
    module: js
    inChannels:
      - syslog
    config:
      function: !!js/function >-
        function(event) {
          return event
        }

  dead-end:
    module: js
    inChannels:
      - some-syslog
    outChannels:
      - bar
    config:
      function: !!js/function >-
        function(event) {
          return event
        }

  dead-start:
    module: js
    inChannels:
      - foo
    outChannels:
      - log
    config:
      function: !!js/function >-
        function(event) {
          return event
        }

  dead-both:
    module: js
    inChannels:
      - foo
    outChannels:
      - bar
    config:
      function: !!js/function >-
        function(event) {
          return event
        }

  console-log:
    module: log
    inChannels:
      - log
      - log-errors