module.exports = { env: { es6: true }, parserOptions: { ecmaVersion: 6, sourceType: 'module' }, plugins: [ 'import' ], settings: { 'import/resolver': { node: { extensions: ['.js', '.json'] } }, 'import/extensions': [ '.js', '.jsx', ], 'import/core-modules': [ ], 'import/ignore': [ 'node_modules', '\\.(coffee|scss|css|less|hbs|svg|json)$', ], }, rules: { // Static analysis: // ensure imports point to files/modules that can be resolved // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/no-unresolved.md 'import/no-unresolved': ['error', { commonjs: true, caseSensitive: true }], // ensure named imports coupled with named exports // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/named.md#when-not-to-use-it 'import/named': 'off', // ensure default import coupled with default export // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/default.md#when-not-to-use-it 'import/default': 'off', // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/namespace.md 'import/namespace': 'off', // Helpful warnings: // disallow invalid exports, e.g. multiple defaults // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/export.md 'import/export': 'error', // do not allow a default import name to match a named export // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/no-named-as-default.md 'import/no-named-as-default': 'error', // warn on accessing default export property names that are also named exports // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/no-named-as-default-member.md 'import/no-named-as-default-member': 'error', // disallow use of jsdoc-marked-deprecated imports // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/no-deprecated.md 'import/no-deprecated': 'off', // Forbid the use of extraneous packages // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/no-extraneous-dependencies.md // paths are treated both as absolute paths, and relative to process.cwd() 'import/no-extraneous-dependencies': ['error', { devDependencies: [ 'test/**', // tape, common npm pattern 'tests/**', // also common npm pattern 'spec/**', // mocha, rspec-like pattern '**/__tests__/**', // jest pattern 'test.{js,jsx}', // repos with a single test file 'test-*.{js,jsx}', // repos with multiple top-level test files '**/*.{test,spec}.{js,jsx}', // tests where the extension denotes that it is a test '**/jest.config.js', // jest config '**/webpack.config.js', // webpack config '**/webpack.config.*.js', // webpack config '**/rollup.config.js', // rollup config '**/rollup.config.*.js', // rollup config '**/gulpfile.js', // gulp config '**/gulpfile.*.js', // gulp config '**/Gruntfile{,.js}', // grunt config '**/protractor.conf.js', // protractor config '**/protractor.conf.*.js', // protractor config ], optionalDependencies: false, }], // Forbid mutable exports // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/no-mutable-exports.md 'import/no-mutable-exports': 'error', // Module systems: // disallow require() // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/no-commonjs.md 'import/no-commonjs': 'off', // disallow AMD require/define // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/no-amd.md 'import/no-amd': 'error', // No Node.js builtin modules // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/no-nodejs-modules.md // TODO: enable? 'import/no-nodejs-modules': 'off', // Style guide: // disallow non-import statements appearing before import statements // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/first.md 'import/first': ['error', 'absolute-first'], // disallow non-import statements appearing before import statements // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/imports-first.md // deprecated: use `import/first` 'import/imports-first': 'off', // disallow duplicate imports // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/no-duplicates.md 'import/no-duplicates': 'error', // disallow namespace imports // TODO: enable? // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/no-namespace.md 'import/no-namespace': 'off', // Ensure consistent use of file extension within the import path // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/extensions.md 'import/extensions': ['error', 'always', { js: 'never', jsx: 'never', }], // Enforce a convention in module import order // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/order.md // TODO: enable? 'import/order': ['off', { groups: ['builtin', 'external', 'internal', 'parent', 'sibling', 'index'], 'newlines-between': 'never', }], // Require a newline after the last import/require in a group // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/newline-after-import.md 'import/newline-after-import': 'error', // Require modules with a single export to use a default export // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/prefer-default-export.md 'import/prefer-default-export': 'error', // Restrict which files can be imported in a given folder // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/no-restricted-paths.md 'import/no-restricted-paths': 'off', // Forbid modules to have too many dependencies // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/max-dependencies.md 'import/max-dependencies': ['off', { max: 10 }], // Forbid import of modules using absolute paths // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/no-absolute-path.md 'import/no-absolute-path': 'error', // Forbid require() calls with expressions // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/no-dynamic-require.md 'import/no-dynamic-require': 'error', // prevent importing the submodules of other modules // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/no-internal-modules.md 'import/no-internal-modules': ['off', { allow: [], }], // Warn if a module could be mistakenly parsed as a script by a consumer // leveraging Unambiguous JavaScript Grammar // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/unambiguous.md // this should not be enabled until this proposal has at least been *presented* to TC39. // At the moment, it's not a thing. 'import/unambiguous': 'off', // Forbid Webpack loader syntax in imports // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/no-webpack-loader-syntax.md 'import/no-webpack-loader-syntax': 'error', // Prevent unassigned imports // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/no-unassigned-import.md // importing for side effects is perfectly acceptable, if you need side effects. 'import/no-unassigned-import': 'off', // Prevent importing the default as if it were named // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/no-named-default.md 'import/no-named-default': 'error', // Reports if a module's default export is unnamed // https://github.com/benmosher/eslint-plugin-import/blob/d9b712ac7fd1fddc391f7b234827925c160d956f/docs/rules/no-anonymous-default-export.md 'import/no-anonymous-default-export': ['off', { allowArray: false, allowArrowFunction: false, allowAnonymousClass: false, allowAnonymousFunction: false, allowLiteral: false, allowObject: false, }], }, };