n8n-nodes-yaml

This is an n8n community node for node for parsing and stringifying YAML.

n8n is a fair-code licensed workflow automation platform.

Installation

Install via Settings > Community Nodes in n8n and search for n8n-nodes-yaml.

See the n8n community nodes documentation for more details.

Operations

• Operations
  • Parse: Parse YAML text
    • YAML: The YAML string to parse
    • Property Name: The field to store the parsed output (default: data)
  • Stringify: Convert an item of field to a YAML string
    • Value: The object to convert to a YAML string
    • Property Name: The field to store the parsed output (default: data)

Compatibility

n8n v0.187+

Example Workflow

Copy and paste this JSON into a blank n8n workflow!

{
  "nodes": [
    {
      "parameters": {
        "values": {
          "string": [
            {
              "name": "yaml",
              "value": "=---\n# <- yaml supports comments, json does not\n# did you know you can embed json in yaml?\n# try uncommenting the next line\n# { foo: 'bar' }\n\njson:\n  - rigid\n  - better for data interchange\nyaml: \n  - slim and flexible\n  - better for configuration\nobject:\n  key: value\n  array:\n    - null_value:\n    - boolean: true\n    - integer: 1\n    - alias: &example aliases are like variables\n    - alias: *example\nparagraph: >\n   Blank lines denote\n\n   paragraph breaks\ncontent: |-\n   Or we\n   can auto\n   convert line breaks\n   to save space\nalias: &foo\n  bar: baz\nalias_reuse: *foo"
            },
            {
              "name": "json",
              "value": "={\n  \"json\": [\n    \"rigid\",\n    \"better for data interchange\"\n  ],\n  \"yaml\": [\n    \"slim and flexible\",\n    \"better for configuration\"\n  ],\n  \"object\": {\n    \"key\": \"value\",\n    \"array\": [\n      {\n        \"null_value\": null\n      },\n      {\n        \"boolean\": true\n      },\n      {\n        \"integer\": 1\n      },\n      {\n        \"alias\": \"aliases are like variables\"\n      },\n      {\n        \"alias\": \"aliases are like variables\"\n      }\n    ]\n  },\n  \"paragraph\": \"Blank lines denote\\nparagraph breaks\\n\",\n  \"content\": \"Or we\\ncan auto\\nconvert line breaks\\nto save space\",\n  \"alias\": {\n    \"bar\": \"baz\"\n  },\n  \"alias_reuse\": {\n    \"bar\": \"baz\"\n  }\n}"
            }
          ]
        },
        "options": {}
      },
      "name": "Set",
      "type": "n8n-nodes-base.set",
      "typeVersion": 1,
      "position": [
        -380,
        0
      ],
      "id": "eac6fbf4-2af0-4af0-ad47-01799108c579"
    },
    {
      "parameters": {
        "values": {
          "string": [
            {
              "name": "JSON_DATA",
              "value": "={{ $json.json.parseJson() }}"
            }
          ]
        },
        "options": {}
      },
      "name": "Parse JSON String",
      "type": "n8n-nodes-base.set",
      "typeVersion": 1,
      "position": [
        -120,
        80
      ],
      "id": "a1bae44d-23f2-47c8-83c1-08e290f3c989"
    },
    {
      "parameters": {
        "mode": "mergeByIndex"
      },
      "name": "Merge",
      "type": "n8n-nodes-base.merge",
      "typeVersion": 1,
      "position": [
        120,
        0
      ],
      "id": "50b9891f-7b84-40c4-affb-1f2865a9697a"
    },
    {
      "parameters": {
        "value": "={{ $json[\"yaml\"] }}",
        "propertyName": "YAML_DATA"
      },
      "name": "Parse YAML",
      "type": "n8n-nodes-yaml.yaml",
      "typeVersion": 1,
      "position": [
        -120,
        -80
      ],
      "id": "b360ff9f-6442-4eae-a5c8-86da8efa6999"
    },
    {
      "parameters": {
        "operation": "stringify",
        "value": "={{ $json }}",
        "propertyName": "STRINGIFIED"
      },
      "name": "Convert to YAML",
      "type": "n8n-nodes-yaml.yaml",
      "typeVersion": 1,
      "position": [
        320,
        0
      ],
      "id": "0749fdde-808c-4fec-a0bf-59545712c308"
    },
    {
      "parameters": {},
      "type": "n8n-nodes-base.manualTrigger",
      "typeVersion": 1,
      "position": [
        -580,
        0
      ],
      "id": "cf2a6ef7-30fa-43f2-8f6e-035d87aac70e",
      "name": "When clicking ‘Test workflow’"
    }
  ],
  "connections": {
    "Set": {
      "main": [
        [
          {
            "node": "Parse YAML",
            "type": "main",
            "index": 0
          },
          {
            "node": "Parse JSON String",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Parse JSON String": {
      "main": [
        [
          {
            "node": "Merge",
            "type": "main",
            "index": 1
          }
        ]
      ]
    },
    "Merge": {
      "main": [
        [
          {
            "node": "Convert to YAML",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Parse YAML": {
      "main": [
        [
          {
            "node": "Merge",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Convert to YAML": {
      "main": [
        []
      ]
    },
    "When clicking ‘Test workflow’": {
      "main": [
        [
          {
            "node": "Set",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  }
}

Resources

• n8n community nodes documentation

License

MIT