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185 lines
6.0 KiB
185 lines
6.0 KiB
module.exports = {
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env: {
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es6: true
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},
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parserOptions: {
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ecmaVersion: 6,
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sourceType: 'module',
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ecmaFeatures: {
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generators: false,
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objectLiteralDuplicateProperties: false
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}
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},
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rules: {
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// enforces no braces where they can be omitted
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// https://eslint.org/docs/rules/arrow-body-style
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// TODO: enable requireReturnForObjectLiteral?
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'arrow-body-style': ['error', 'as-needed', {
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requireReturnForObjectLiteral: false,
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}],
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// require parens in arrow function arguments
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// https://eslint.org/docs/rules/arrow-parens
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'arrow-parens': ['error', 'always'],
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// require space before/after arrow function's arrow
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// https://eslint.org/docs/rules/arrow-spacing
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'arrow-spacing': ['error', { before: true, after: true }],
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// verify super() callings in constructors
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'constructor-super': 'error',
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// enforce the spacing around the * in generator functions
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// https://eslint.org/docs/rules/generator-star-spacing
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'generator-star-spacing': ['error', { before: false, after: true }],
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// disallow modifying variables of class declarations
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// https://eslint.org/docs/rules/no-class-assign
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'no-class-assign': 'error',
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// disallow arrow functions where they could be confused with comparisons
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// https://eslint.org/docs/rules/no-confusing-arrow
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'no-confusing-arrow': ['error', {
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allowParens: true,
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}],
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// disallow modifying variables that are declared using const
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'no-const-assign': 'error',
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// disallow duplicate class members
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// https://eslint.org/docs/rules/no-dupe-class-members
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'no-dupe-class-members': 'error',
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// disallow importing from the same path more than once
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// https://eslint.org/docs/rules/no-duplicate-imports
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// replaced by https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/no-duplicates.md
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'no-duplicate-imports': 'off',
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// disallow symbol constructor
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// https://eslint.org/docs/rules/no-new-symbol
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'no-new-symbol': 'error',
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// Disallow specified names in exports
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// https://eslint.org/docs/rules/no-restricted-exports
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'no-restricted-exports': ['error', {
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restrictedNamedExports: [
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'default', // use `export default` to provide a default export
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'then', // this will cause tons of confusion when your module is dynamically `import()`ed, and will break in most node ESM versions
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],
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}],
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// disallow specific imports
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// https://eslint.org/docs/rules/no-restricted-imports
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'no-restricted-imports': ['off', {
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paths: [],
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patterns: []
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}],
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// disallow to use this/super before super() calling in constructors.
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// https://eslint.org/docs/rules/no-this-before-super
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'no-this-before-super': 'error',
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// disallow useless computed property keys
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// https://eslint.org/docs/rules/no-useless-computed-key
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'no-useless-computed-key': 'error',
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// disallow unnecessary constructor
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// https://eslint.org/docs/rules/no-useless-constructor
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'no-useless-constructor': 'error',
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// disallow renaming import, export, and destructured assignments to the same name
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// https://eslint.org/docs/rules/no-useless-rename
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'no-useless-rename': ['error', {
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ignoreDestructuring: false,
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ignoreImport: false,
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ignoreExport: false,
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}],
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// require let or const instead of var
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'no-var': 'error',
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// require method and property shorthand syntax for object literals
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// https://eslint.org/docs/rules/object-shorthand
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'object-shorthand': ['error', 'always', {
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ignoreConstructors: false,
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avoidQuotes: true,
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}],
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// suggest using arrow functions as callbacks
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'prefer-arrow-callback': ['error', {
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allowNamedFunctions: false,
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allowUnboundThis: true,
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}],
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// suggest using of const declaration for variables that are never modified after declared
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'prefer-const': ['error', {
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destructuring: 'any',
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ignoreReadBeforeAssign: true,
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}],
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// Prefer destructuring from arrays and objects
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// https://eslint.org/docs/rules/prefer-destructuring
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'prefer-destructuring': ['error', {
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VariableDeclarator: {
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array: false,
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object: true,
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},
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AssignmentExpression: {
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array: true,
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object: false,
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},
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}, {
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enforceForRenamedProperties: false,
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}],
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// disallow parseInt() in favor of binary, octal, and hexadecimal literals
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// https://eslint.org/docs/rules/prefer-numeric-literals
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'prefer-numeric-literals': 'error',
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// suggest using Reflect methods where applicable
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// https://eslint.org/docs/rules/prefer-reflect
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'prefer-reflect': 'off',
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// use rest parameters instead of arguments
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// https://eslint.org/docs/rules/prefer-rest-params
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'prefer-rest-params': 'error',
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// suggest using the spread syntax instead of .apply()
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// https://eslint.org/docs/rules/prefer-spread
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'prefer-spread': 'error',
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// suggest using template literals instead of string concatenation
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// https://eslint.org/docs/rules/prefer-template
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'prefer-template': 'error',
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// disallow generator functions that do not have yield
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// https://eslint.org/docs/rules/require-yield
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'require-yield': 'error',
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// enforce spacing between object rest-spread
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// https://eslint.org/docs/rules/rest-spread-spacing
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'rest-spread-spacing': ['error', 'never'],
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// import sorting
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// https://eslint.org/docs/rules/sort-imports
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'sort-imports': ['off', {
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ignoreCase: false,
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ignoreDeclarationSort: false,
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ignoreMemberSort: false,
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memberSyntaxSortOrder: ['none', 'all', 'multiple', 'single'],
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}],
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// require a Symbol description
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// https://eslint.org/docs/rules/symbol-description
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'symbol-description': 'error',
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// enforce usage of spacing in template strings
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// https://eslint.org/docs/rules/template-curly-spacing
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'template-curly-spacing': 'error',
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// enforce spacing around the * in yield* expressions
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// https://eslint.org/docs/rules/yield-star-spacing
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'yield-star-spacing': ['error', 'after']
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}
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};
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