If If

yaml
type: "io.kestra.plugin.core.flow.If"

Process tasks conditionally depending on a contextual value.

Allow some workflow based on context variables, for example, branch a flow based on a previous task.

Examples

yaml
id: if
namespace: company.team

inputs:
  - id: string
    type: STRING
    required: true

tasks:
  - id: if
    type: io.kestra.plugin.core.flow.If
    condition: "{{ inputs.string == 'Condition' }}"
    then:
      - id: when_true
        type: io.kestra.plugin.core.log.Log
        message: "Condition was true"
    else:
      - id: when_false
        type: io.kestra.plugin.core.log.Log
        message: "Condition was false"

Properties

then

  • Type: array
  • SubType: Task
  • Dynamic:
  • Required: ✔️
  • Min items: 1

List of tasks to execute if the condition is true.

condition

  • Type: string
  • Dynamic: ✔️
  • Required:

The If condition which can be any expression that evaluates to a boolean value.

Boolean coercion allows 0, -0, null and '' to evaluate to false, all other values will evaluate to true.

else

  • Type: array
  • SubType: Task
  • Dynamic:
  • Required:

List of tasks to execute if the condition is false.

errors

  • Type: array
  • SubType: Task
  • Dynamic:
  • Required:

List of tasks to execute in case of errors of a child task.

Outputs

evaluationResult

  • Type: boolean
  • Required:

Condition evaluation result.

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