allow-empty-value-only-for-form-and-query-parameter

Overview

This rule belongs to the swagger-v2-standards-validation ruleset and states that:

The allowEmptyValue property sets the ability to pass empty-valued parameters. This is valid only for either query or formData parameters and allows you to send a parameter with a name only or an empty value.

Property	Value
Enabled	Yes
Maximum Severity	Error
Message	The value of allowEmptyValue is not allowed for parameters other than query or formData.
Code	SWAGGER20STANDARDS_V108
Type	Validation
Rule System	Semantic
Broad Category	Parameters
Products Impacted	API Transformer, Code Generation, Developer Experience Portal
Tags	swagger2 swagger standards semantic validation allow empty value parameter form query

Suggested Fixes

• The allowEmptyValue is a boolean property with true or false as possible values. It can be true only for query and formData parameters.

For More Information

• https://github.com/OAI/OpenAPI-Specification/blob/main/versions/2.0.md
• https://github.com/OAI/OpenAPI-Specification/blob/main/versions/2.0.md#parameter-object
• https://docs.apimatic.io/rulesets/overview/