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at-least-one-item-in-schema-any-of-list

Overview

This rule belongs to the openapi-v3-standards-validation ruleset and states that:

The anyOf property in a Schema Object is a logical operator that helps infer data validity based on results of its subschemas. Therefore, if declared, it must contain at least one subschema in its list i.e. the anyOf array must not be empty.

PropertyValue
EnabledYes
Maximum SeverityError
MessageSchema Object anyOf list is empty.
CodeOPENAPI3STANDARDS_V344
TypeValidation
Rule SystemSemantic
Broad CategorySchemas
Products ImpactedAPI Transformer, Code Generation, Developer Experience Portal
Tagsopenapi3 openapi standards semantic validation any of json schema schema

Suggested Fixes

  • Ensure that the anyOf list contains at least one subschema.
  • If the anyOf list in the Schema Object is not expected to contain any subschemas, remove its declaration from the Schema Object.

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