stream-flow-control/tests/manager/test2.sfc.yml

Stream Flow Control

_require:
  fs: fs
  path: path
_customTypes:
  write_file:
    constructor: return fs.createWriteStream(options.file);
    in:
      - in
    out: []
    required:
      methods: []
write_file:
  type: write_file
  _editorAttrs:
    pos:
      x: 650
      'y': 40
  options:
    file: tests/manager/manager2.out
read_string:
  type: Readable
  _editorAttrs:
    pos:
      x: 50
      'y': 40
  pipe:
    - type: FlowAll
      name: route
  methods:
    read:
      code: |-
        [...Array(20)].forEach((v, k) => {
            this.push(k);
        });

        this.push(null);
      params: []
route:
  type: FlowAll
  _editorAttrs:
    pos:
      x: 250
      'y': 40
  pipe: []
  when:
    - cond: return payload % 2 !== 0;
      _editorAttrs:
        name: odd
      dst:
        - type: Transform
          name: add_odd_text
    - cond: return payload % 2 === 0;
      _editorAttrs:
        name: even
      dst:
        - type: Transform
          name: add_even_text
add_odd_text:
  type: Transform
  _editorAttrs:
    pos:
      x: 450
      'y': 40
  pipe:
    - type: write_file
      name: write_file
  methods:
    transform:
      code: |-
        this.push(chunk+' is odd\n');
        callback();
      params:
        - chunk
        - encoding
        - callback
add_even_text:
  type: Transform
  _editorAttrs:
    pos:
      x: 450
      'y': 160
  methods:
    transform:
      code: |-
        this.push(chunk+' is even\n');
        callback();
      params:
        - chunk
        - encoding
        - callback
  pipe:
    - type: write_file
      name: write_file
_editorAttrs:
  documentId: ttVIkCsb1qpkzIAKewFP4pia7Q3XCvjj