# criteria-unique

The criteria list must not contain duplicated assertions.

| Arazzo | Compatibility |
|  --- | --- |
| 1.x | ✅ |


## Design principles

To avoid redundancy and confusion, the assertions in the criteria list must not be duplicated.

## Configuration

| Option | Type | Description |
|  --- | --- | --- |
| severity | string | Possible values: `off`, `warn`, `error`. Default `off`. |


An example configuration:

```yaml
rules:
  criteria-unique: error
```

## Examples

Given the following configuration:

```yaml
rules:
  criteria-unique: error
```

Example of a criteria list:

```yaml
successCriteria:
  - condition: $statusCode == 200
onSuccess:
  - name: 'onSuccessActionName'
    type: 'goto'
    stepId: 'buy-ticket'
    criteria:
      - condition: $response.body.open == true
onFailure:
  - name: 'onFailureActionName'
    type: 'goto'
    stepId: 'buy-ticket'
    criteria:
      - condition: $response.body.open == true
```

## Resources

- [Rule source](https://github.com/Redocly/redocly-cli/blob/main/packages/core/src/rules/arazzo/criteria-unique.ts)

----

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