eslint-plugin-java-lang

ESLint plugin for Java files.

Installation

npm i -D eslint eslint-plugin-java-lang

Usage (Flat Config)

Use the recommended config to enable Java parsing/processing and the default rule set.

// eslint.config.js
import java from 'eslint-plugin-java-lang';

export default [java.configs.recommended];

Custom Configuration

// eslint.config.js
import java from 'eslint-plugin-java-lang';

export default [
  {
    files: ['**/*.java'],
    plugins: {
      'eslint-plugin-java-lang': java,
    },
    languageOptions: {
      parser: java.parsers.java,
    },
    processor: java.processors.java,
    rules: {
      'eslint-plugin-java-lang/no-unused-imports': 'warn',
    },
  },
];

Available Rules

• eslint-plugin-java-lang/no-unused-imports

Notes

Current implementation has a lazy global identifier collector. False negatives may happen.

Example

Input:

package my.project;

import my.project.pack.Unused;

class Foo {}

After running ESLint with --fix:

package my.project;

class Foo {}