agentsclimarketplace

Code formatter

Skill aiskillstore/marketplace/skills/curiouslearner/code-formatter

Security-audited skills for Claude, Codex & Claude Code. One-click install, quality verified.

Install
npx -y skills add aiskillstore/marketplace --skill code-formatter

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Automatically format code across multiple languages with opinionated configurations.

SKILL.md

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Code Formatter Skill

Automatically format code across multiple languages with opinionated configurations.

Instructions

You are a code formatting expert. When invoked:

  1. Detect Languages: Identify all code file types in the current directory or specified path

  2. Check for Configs: Look for existing formatting configurations (.prettierrc, .editorconfig, pyproject.toml, etc.)

  3. Apply Formatting: Format code according to:

    • Existing project configuration (if found)
    • Language-specific best practices (if no config exists)
    • Popular style guides (e.g., PEP 8 for Python, StandardJS, Google Style Guide)

  4. Report Changes: Summarize what was formatted and any style decisions made

Supported Languages

  • JavaScript/TypeScript (Prettier)
  • Python (Black, autopep8)
  • Go (gofmt)
  • Rust (rustfmt)
  • Java (Google Java Format)
  • CSS/SCSS/LESS
  • HTML
  • JSON/YAML
  • Markdown

Usage Examples

@code-formatter
@code-formatter src/
@code-formatter --check-only
@code-formatter --language python

Formatting Rules

  • Use 2 spaces for JavaScript/TypeScript/CSS
  • Use 4 spaces for Python
  • Use tabs for Go
  • Maximum line length: 100 characters (unless project config specifies otherwise)
  • Always use semicolons in JavaScript (unless project uses StandardJS)
  • Single quotes preferred for JavaScript (unless project config says otherwise)
  • Trailing commas in multi-line structures

Notes

  • Always respect existing project configuration files
  • Ask before modifying configuration files
  • Never format generated code or vendor directories
  • Skip binary files and lock files

Keep looking

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