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Development & Testing
Prettier Code Formatting
Enforce consistent code formatting with Prettier, supporting JavaScript, TypeScript, CSS, HTML, JSON, and more.
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Overview
Prettier is an opinionated code formatter that removes all style debates from your team by enforcing a consistent format automatically. It supports JavaScript, TypeScript, CSS, HTML, JSON, YAML, Markdown, GraphQL, and more. AI agents benefit from Prettier because they can write code without worrying about formatting, knowing Prettier will normalize it.
Your AI agent can configure Prettier with your team's preferences (tabs vs spaces, semicolons, quote style, print width), set up editor integration, and configure pre-commit hooks with husky and lint-staged to ensure every commit is formatted. The agent can also resolve conflicts between Prettier and ESLint using eslint-config-prettier.
For AI-assisted development, Prettier is essential because it ensures that AI-generated code matches your project's style. Without it, every AI contribution might use slightly different formatting, creating noisy diffs. With Prettier, you just run the formatter and the code looks like it was written by your team.
Your AI agent can configure Prettier with your team's preferences (tabs vs spaces, semicolons, quote style, print width), set up editor integration, and configure pre-commit hooks with husky and lint-staged to ensure every commit is formatted. The agent can also resolve conflicts between Prettier and ESLint using eslint-config-prettier.
For AI-assisted development, Prettier is essential because it ensures that AI-generated code matches your project's style. Without it, every AI contribution might use slightly different formatting, creating noisy diffs. With Prettier, you just run the formatter and the code looks like it was written by your team.
Who Is This For?
- Teams eliminating code style debates with automated formatting
- Projects setting up pre-commit hooks to enforce formatting on every commit
- Developers integrating Prettier with ESLint for combined linting and formatting
- Organizations standardizing formatting across multiple repositories
Installation
Setup for Claude Code
npm install -D prettier
Claude Code runs: npx prettier --write .Configuration
// .prettierrc
{
"semi": true,
"singleQuote": true,
"tabWidth": 2,
"trailingComma": "all",
"printWidth": 100,
"arrowParens": "always"
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