bar3

Validate input parameters against a schema before executing operations.

7|Updated Feb 3, 2026

Search Tags:#schema #data-integrity #validate #form-processing #API-validation #input-parameters

Ready to run

npx skills add https://github.com/HaasStefan/skills-lint --skill bar3

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: bar3
Source: https://github.com/HaasStefan/skills-lint/tree/main/.github/skills/foo
Command: npx skills add https://github.com/HaasStefan/skills-lint --skill bar3

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This skill ensures input integrity by validating parameters against a schema before performing the requested operation.

Core Features & Use Cases

Input Validation: Checks parameters against a defined schema to prevent invalid data from being processed.
Schema Enforcement: Ensures all required fields are present and types match expectations.
Use Case: Use this skill in API handlers or form processing to reject malformed requests and return clear errors.

Quick Start

Provide input data that conforms to the schema, then invoke the skill to run validation and execute the operation.

Frequently Asked Questions about bar3

High-intent search queries and answers about installing and using this skill.

FAQPage Schema

How do I validate API request parameters against a schema?▼

To validate API request parameters against a schema, this skill checks input data to ensure required fields are present and types match predefined expectations before executing deterministic operations.

What is schema-based input validation for form processing?▼

Schema-based input validation for form processing is the enforcement of correct data structures to prevent invalid inputs. This skill performs schema checks to reject malformed requests and return clear errors.

Can I use schema enforcement to reject malformed data in API handlers?▼

You can use schema enforcement in API handlers to reject malformed data. The skill validates input parameters against defined schemas to ensure data integrity and prevent invalid data processing.

How do I check if required fields are present in input data?▼

To check if required fields are present in input data, provide the data conforming to your schema. The skill enforces schema rules by verifying field presence and matching expected types.

Are there limitations to schema validation for input parameters?▼

Schema validation for input parameters relies on predefined schemas and types for deterministic execution. It requires input data that conforms to the schema to successfully run validation and execute the requested operation.

Does bar3 validate inputs with schema checks for API requests?▼

Yes, bar3 validates inputs with schema checks for API requests. It enforces correct input handling by checking parameters against a defined schema before performing the requested operation.