Serialization YamlToJson

Serialization YamlToJson

Certified

Convert a YAML file into JSON or JSONL

If jsonl = true, each YAML document (---) becomes one JSON line. If jsonl = false, output becomes:

  • a JSON array when there are multiple YAML documents
  • a single JSON object when there is exactly one document
  • a JSON array when the YAML is a list
yaml
type: io.kestra.plugin.serdes.yaml.YamlToJson

Convert a YAML file into JSONL

yaml
id: yaml_to_json
namespace: company.team

tasks:
  - id: write_yaml
    type: io.kestra.plugin.core.storage.Write
    extension: yaml
    content: |
      ---
      name: Apple
      price: 1.2
      ---
      name: Banana
      price: 0.9

  - id: to_jsonl
    type: io.kestra.plugin.serdes.yaml.YamlToJson
    from: "{{ outputs.write_yaml.uri }}"
    jsonl: true
Properties

Source file URI

Assets this task consumes as inputs or produces as outputs, for lineage tracking and the asset graph (Enterprise Edition). A flow declaring this property on a task is rejected in the open-source edition.

Definitions
assetFailureBehaviorstring
Possible Values
IGNOREFAILWARN

Asset failure behavior

Behavior applied to the task state when a declared asset fails to render, emit, or be persisted (e.g. a lock conflict): FAIL escalates it to FAILED, WARN (default) warns it if it would otherwise succeed, IGNORE leaves the state untouched.

enableAutobooleanstring

Whether to auto-register assets referenced dynamically at runtime that are not statically declared in inputs or outputs.

inputsarray

The assets consumed as inputs.

id*string
Min length1
typestring
outputs

The assets produced as outputs.

id*string
Min length1
Max length150
type*object
descriptionstring
displayNamestring
metadataobject
Default{}
namespacestring
Min length1
Max length150
id*string
Min length1
Max length150
type*object
descriptionstring
displayNamestring
metadataobject
Default{}
namespacestring
Min length1
Max length150
id*string
Min length1
Max length150
type*object
descriptionstring
displayNamestring
metadataobject
Default{}
namespacestring
Min length1
Max length150
id*string
Min length1
Max length150
type*object
descriptionstring
displayNamestring
metadataobject
Default{}
namespacestring
Min length1
Max length150
id*string
Min length1
Max length150
type*object
descriptionstring
displayNamestring
metadataobject
Default{}
namespacestring
Min length1
Max length150
id*string
Min length1
Max length150
type*string
Min length1

Custom asset type

descriptionstring
displayNamestring
metadataobject
Default{}
namespacestring
Min length1
Max length150
DefaultUTF-8

The name of a supported charset

Defaultfalse

Produce JSONL

If true, then one JSON per line. If false, then produce array/object.

Default0

The number of records converted

Formaturi

URI of the output file

Number of YAML documents converted