Biome.json in git-mcp codebase.

In this article, we will review Biome.json in git-mcp codebase. We will look at:

1. What is biome?

2. linter rules in git-mcp

3. formatter rules in git-mcp

4. biome.jsonc in t3-env

What is Biomejs?

Biome.js is toolchain for your web project you can format, lint and more in a fraction of seconds.

Format code like prettier, save time.

Biome is a fast formatter for JavaScript, TypeScript, JSX, TSX, JSON, HTML, CSS and GraphQL that scores 97% compatibility with Prettier, saving CI and developer time.

Biome can even format malformed code as you write it in your favorite editor.

Fix problems, learn best practice.

Biome is a performant linter for JavaScript, TypeScript, JSX, CSS and GraphQL that features 333 rules from ESLint, TypeScript ESLint, and other sources.

Biome outputs detailed and contextualized diagnostics that help you to improve your code and become a better programmer!

biome.json Configuration

Checkout biome.json configuration to learn more about biome.json

In this article, we are focusing on the formatter and linter checkout formatter and linter options.

biome.json in git-mcp

In git-mcp/biome.json, you will find the following code:

{
  "$schema": "https://biomejs.dev/schemas/1.6.2/schema.json",
  "organizeImports": {
    "enabled": true
  },
  "files": {
    "ignore": ["worker-configuration.d.ts"]
  },
  "vcs": {
    "enabled": true,
    "clientKind": "git",
    "useIgnoreFile": true
  },
  "linter": {
    "enabled": true,
    "rules": {
      "recommended": true,
      "suspicious": {
        "noExplicitAny": "off",
        "noDebugger": "off",
        "noConsoleLog": "off",
        "noConfusingVoidType": "off"
      },
      "style": {
        "noNonNullAssertion": "off"
      }
    }
  },
  "formatter": {
    "enabled": true,
    "indentWidth": 4,
    "lineWidth": 100
  }
}

linter rules in git-mcp

Following are the linter rules defined in git-mcp/biome.json

 "linter": {
    "enabled": true,
    "rules": {
      "recommended": true,
      "suspicious": {
        "noExplicitAny": "off",
        "noDebugger": "off",
        "noConsoleLog": "off",
        "noConfusingVoidType": "off"
      },
      "style": {
        "noNonNullAssertion": "off"
      }
    }
  },

Learn more about linter options.

formatter rules in git-mcp

Following are the formatter rules defined in git-mcp/biome.json

 "formatter": {
    "enabled": true,
    "indentWidth": 4,
    "lineWidth": 100
  }

Learn more about formatter options.

T3-env also had biome.jsonc.

About me:

Hey, my name is Ramu Narasinga. I study codebase architecture in large open-source projects.

Email: ramu.narasinga@gmail.com

Want to learn from open-source? Solve challenges inspired by open-source projects.

References:

1. https://github.com/idosal/git-mcp/blob/main/biome.json

2. https://github.com/t3-oss/t3-env/blob/main/biome.jsonc

3. https://medium.com/@ramunarasinga/biome-js-a-toolchain-to-format-and-lint-your-web-project-e963f7feaf7c

4. https://biomejs.dev/reference/configuration/

5. https://biomejs.dev/