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fast-yaml

Validate, format, and convert YAML/JSON files with parallel processing.

11|Updated Nov 14, 2025
Search Tags:#validation#formatting#json#yaml#conversion
One-click install
npx skills add https://github.com/bug-ops/claude-plugins --skill fast-yaml
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: fast-yaml
Source: https://github.com/bug-ops/claude-plugins/tree/main/rust-code/skills/fast-yaml
Command: npx skills add https://github.com/bug-ops/claude-plugins --skill fast-yaml

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill requires fastyaml, and includes scripts (resource) and references (resource) components.

What problem does it solve?

This Skill streamlines the process of YAML validation, formatting, and conversion, significantly reducing the time required for these tasks.

Core Features & Use Cases

  • YAML Validation: Check syntax errors with detailed diagnostics.
  • YAML Formatting: Reformat YAML files for better readability.
  • YAML to JSON/JSON to YAML Conversion: Convert between formats for compatibility with various tools and platforms.
  • Use Case: When you have a large number of YAML files that need to be formatted and validated before deployment, this Skill can automate the process, saving you time and reducing the risk of errors.

Quick Start

Run the fy format -i src/ command to format all YAML files in the src/ directory.

Frequently Asked Questions about fast-yaml

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

FAQPage Schema
How do I format all YAML files in a directory for better readability?▼

YAML to JSON conversion translates your YAML configuration files into JSON format, ensuring compatibility with various tools and platforms that require JSON input for tooling integration.

Can I use a YAML validator to check syntax errors in a CI/CD pipeline?▼

Yes, you can integrate YAML validation into your CI/CD pipeline to automatically check syntax errors with detailed diagnostics, reducing the risk of deployment failures.

Does fast-yaml support parallel processing for batch YAML validation?▼

Yes, the tool supports parallel processing, making it ideal for batch operations where you need to validate and format a large number of YAML files efficiently.

What is the best way to convert JSON to YAML for configuration management?▼

The best way to convert JSON to YAML is using an automated conversion tool that supports the YAML 1.2.2 spec, ensuring accurate format translation for configuration management.

Why does YAML validation fail with syntax errors and how can I get detailed diagnostics?▼

YAML validation fails when syntax rules are violated, and you can get detailed diagnostics by using a validator that supports the YAML 1.2.2 spec to pinpoint exact error locations.

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