Duplicated Entry In Enum
duplicated-entry-in-enum · built-in
info
experience: data-modelingexperience: consistency
spec: schemas
{{error}}
Enum values must not have duplicate entry.
Rule definition
The full Spotlight rule — drop it into a ruleset (.spotlight.yaml / .spectral.yaml) and run it with any Spotlight tool.
duplicated-entry-in-enum:
title: Duplicated Entry In Enum
reference: https://spotlight-rules.com/spec/rules/openapi/duplicated-entry-in-enum/
description: Enum values must not have duplicate entry.
message: "{{error}}"
severity: info
given:
- $..[?(@property !== 'properties' && @.enum && @.enum.constructor.name ===
'Array')]
then:
field: enum
function: oasSchema
functionOptions:
schema:
type: array
uniqueItems: true
tags:
- format:openapi
- spec:schemas
- experience:data-modeling
- experience:consistency
prompt: "You are editing an OpenAPI document to satisfy the Spotlight API
governance rule 'duplicated-entry-in-enum' (Duplicated Entry In Enum).
Requirement: Enum values must not have duplicate entry. This rule is
evaluated at the JSONPath `$..[?(@property !== 'properties' && @.enum &&
@.enum.constructor.name === 'Array')]` — inspect every location it matches
and correct only what violates the rule. Make the smallest change that
satisfies the rule, leave all unrelated content, key order, comments, and
formatting unchanged, and keep the document valid OpenAPI. Return only the
complete corrected document, with no commentary."
AI fix prompt — send this to Claude, Gemini, or ChatGPT with your artifact to auto-fix this rule
You are editing an OpenAPI document to satisfy the Spotlight API governance rule 'duplicated-entry-in-enum' (Duplicated Entry In Enum). Requirement: Enum values must not have duplicate entry. This rule is evaluated at the JSONPath `$..[?(@property !== 'properties' && @.enum && @.enum.constructor.name === 'Array')]` — inspect every location it matches and correct only what violates the rule. Make the smallest change that satisfies the rule, leave all unrelated content, key order, comments, and formatting unchanged, and keep the document valid OpenAPI. Return only the complete corrected document, with no commentary.
| Artifact | OpenAPI |
|---|---|
| Applies at (given) | $..[?(@property !== 'properties' && @.enum && @.enum.constructor.name === 'Array')] |
| Severity | info — educational by default; raise to warn/error to enforce |
| Reference | https://spotlight-rules.com/spec/rules/openapi/duplicated-entry-in-enum/ |