_id: 526de934cad1214984832006
title: 'Flow with actions'
description: ""
keywords: []
env: server
type: flow
actions:
  readFileWaitLog:
    title: readFileWaitLog
    description: ""
    nodes:
      - node1
      - node2
      - node3
links:
  -
    id: 529beed48131110000efa941
    source:
      id: node1
      port: data
    target:
      id: node2
      port: in
    settings: {  }
  -
    id: 529beede8131110000efa942
    source:
      id: node2
      port: out
    target:
      id: node3
      port: msg
  -
    id: 529bef018131110000efa945
    source:
      id: node1
      port: data
    target:
      id: node4
      port: in
  -
    id: 529bef098131110000efa946
    source:
      id: node4
      port: out
    target:
      id: node3
      port: msg
  -
    id: 529bef428131110000efa948
    source:
      id: node1
      port: error
    target:
      id: node5
      port: msg
  -
    id: 529bef748131110000efa949
    source:
      id: node4
      port: out
    target:
      id: node5
      port: msg
nodes:
  -
    id: node1
    ns: fs
    name: readFile
    context:
      filename: /etc/passwd
      encoding: utf-8
      flag: r
  -
    id: node2
    ns: util
    name: wait
    context:
      timeout: 0
    ports:
      output:
        out:
          expose: true
  -
    id: node3
    ns: console
    name: log
    context: {  }
  -
    id: node4
    ns: util
    name: wait
    context:
      timeout: 0
  -
    id: node5
    ns: console
    name: log
    context: {  }
nodeDefinitions:
  fs:
    stat:
      _id: 526dd2e4744e31bb6f000033
      description: 'fs stat'
      env: server
      fn: "output = [fs, 'stat', input.path]\n"
      name: stat
      ns: fs
      phrases:
        active: 'Reading stats for {{input.path}}'
      ports:
        input:
          path:
            title: Path
            type: string
            required: true
        output:
          error:
            title: Error
            type: object
          stats:
            title: Stats
            type: object
      dependencies:
        npm:
          fs: latest
    readFile:
      _id: 526dd2e4744e31bb6f00002d
      description: 'fs readFile'
      env: server
      fn: "output = [fs, 'readFile', input.filename, { encoding: input.encoding, mode: input.mode, flag: input.flag }]\n"
      name: readFile
      ns: fs
      phrases:
        active: 'Reading file {{input.filename}} ({{input.encoding}}, {{input.flag}})'
      ports:
        input:
          filename:
            title: Filename
            type: string
            required: true
          encoding:
            title: Encoding
            type: string
          flag:
            title: Flag
            type: string
            default: r
        output:
          error:
            type: object
          data:
            type: object
      dependencies:
        npm:
          fs: latest
      title: 'fs readFile'
  console:
    log:
      _id: 526dd2e4744e31bb6f000017
      description: 'Console log'
      fn: ""
      name: log
      ns: console
      phrases:
        active: 'Logging to console'
      ports:
        input:
          msg:
            type: any
            title: 'Log message'
            description: 'Logs a message to the console'
            required: true
        output: {  }
  util:
    wait:
      _id: 527330c6cad121498483204c
      description: 'Holds the input for a while'
      expose:
        - setTimeout
      fn: "var slow = {\n  down: function(to, cb) {\n   setTimeout(function () { cb($.in); }, to)\n  }\n}\noutput = [slow, 'down', $.timeout]\n"
      name: wait
      ns: util
      phrases:
        active: 'Holding input for {{input.timeout}} milliseconds.'
      ports:
        input:
          in:
            type: any
            title: Input
            description: 'Input to be delayed'
            readonly: true
            required: true
          timeout:
            type: number
            title: Timeout
            description: 'Timeout in milliseconds'
            format: time
        output:
          out:
            type: any
            title: Output
            description: 'Outputs the delayed input'