parameters arrays MUST be unique on name & in, therefore MUST be unique across all properties
MODIFY
schemas/v3.0/schema.yaml
schemas/v3.0/schema.yaml
@@ -600,6 +600,7 @@ definitions:
oneOf:
- $ref: '#/definitions/Parameter'
- $ref: '#/definitions/Reference'
+ uniqueItems: true
patternProperties:
'^x-': {}
additionalProperties: false
@@ -627,6 +628,7 @@ definitions:
oneOf:
- $ref: '#/definitions/Parameter'
- $ref: '#/definitions/Reference'
+ uniqueItems: true
requestBody:
oneOf:
- $ref: '#/definitions/RequestBody'

parameters arrays MUST be unique on name & in, therefore MUST be unique across all properties