@perfective/eslint-config/config/stylistic/js/stylistic-js-config.js

ESLint shareable rules configuration

import eslintPluginStylisticJs from '@stylistic/eslint-plugin-js';
export function stylisticJsConfig() {
  return {
    plugins: {
      '@stylistic/js': eslintPluginStylisticJs
    },
    rules: {
      '@stylistic/js/array-bracket-newline': ['warn', 'consistent'],
      '@stylistic/js/array-bracket-spacing': ['warn', 'never'],
      '@stylistic/js/array-element-newline': ['warn', 'consistent'],
      '@stylistic/js/arrow-parens': ['warn', 'as-needed'],
      '@stylistic/js/arrow-spacing': ['warn', {
        before: true,
        after: true
      }],
      '@stylistic/js/block-spacing': ['warn', 'always'],
      '@stylistic/js/brace-style': ['warn', 'stroustrup', {
        allowSingleLine: false
      }],
      '@stylistic/js/comma-dangle': ['warn', {
        arrays: 'always-multiline',
        objects: 'always-multiline',
        imports: 'always-multiline',
        exports: 'always-multiline',
        functions: 'always-multiline'
      }],
      '@stylistic/js/comma-spacing': ['warn', {
        before: false,
        after: true
      }],
      '@stylistic/js/comma-style': ['warn', 'last'],
      '@stylistic/js/computed-property-spacing': ['warn', 'never'],
      '@stylistic/js/dot-location': ['warn', 'property'],
      '@stylistic/js/eol-last': ['warn', 'always'],
      '@stylistic/js/func-call-spacing': 'off',
      '@stylistic/js/function-call-argument-newline': ['warn', 'consistent'],
      '@stylistic/js/function-call-spacing': ['warn', 'never'],
      '@stylistic/js/function-paren-newline': ['warn', 'consistent'],
      '@stylistic/js/generator-star-spacing': ['warn', {
        before: true,
        after: false
      }],
      '@stylistic/js/implicit-arrow-linebreak': ['warn', 'beside'],
      '@stylistic/js/indent': ['warn', 4, {
        SwitchCase: 1
      }],
      '@stylistic/js/jsx-quotes': ['warn', 'prefer-double'],
      '@stylistic/js/key-spacing': ['warn', {
        beforeColon: false,
        afterColon: true,
        mode: 'strict'
      }],
      '@stylistic/js/keyword-spacing': ['warn', {
        before: true,
        after: true
      }],
      '@stylistic/js/line-comment-position': ['error', {
        position: 'above',
        ignorePattern: '^ == .+'
      }],
      '@stylistic/js/linebreak-style': ['warn', 'unix'],
      '@stylistic/js/lines-around-comment': ['warn', {
        beforeBlockComment: true,
        afterBlockComment: false,
        beforeLineComment: false,
        afterLineComment: false,
        allowBlockStart: false,
        allowBlockEnd: false,
        allowObjectStart: false,
        allowObjectEnd: false,
        allowArrayStart: false,
        allowArrayEnd: false,
        allowClassStart: true,
        allowClassEnd: false,
        afterHashbangComment: true
      }],
      '@stylistic/js/lines-between-class-members': ['warn', 'always', {
        exceptAfterSingleLine: true
      }],
      '@stylistic/js/max-len': ['error', {
        code: 120,
        tabWidth: 4,
        ignoreRegExpLiterals: true,
        ignoreUrls: true
      }],
      '@stylistic/js/max-statements-per-line': ['error', {
        max: 1
      }],
      '@stylistic/js/multiline-comment-style': ['warn', 'separate-lines', {
        checkJSDoc: false
      }],
      '@stylistic/js/multiline-ternary': ['warn', 'always-multiline'],
      '@stylistic/js/new-parens': 'warn',
      '@stylistic/js/newline-per-chained-call': ['off', {
        ignoreChainWithDepth: 3
      }],
      '@stylistic/js/no-confusing-arrow': ['warn', {
        allowParens: true,
        onlyOneSimpleParam: false
      }],
      '@stylistic/js/no-extra-parens': ['warn', 'all', {
        ignoreJSX: 'all',
        nestedBinaryExpressions: false,
        nestedConditionalExpressions: false,
        enforceForArrowConditionals: false,
        ternaryOperandBinaryExpressions: false
      }],
      '@stylistic/js/no-extra-semi': 'warn',
      '@stylistic/js/no-floating-decimal': 'warn',
      '@stylistic/js/no-mixed-operators': ['error', {
        groups: [['+', '-'], ['*', '/', '%', '**'], ['&', '|', '^', '~', '<<', '>>', '>>>'], ['==', '!=', '===', '!==', '>', '>=', '<', '<='], ['&&', '||', '?:', '??'], ['in', 'instanceof']],
        allowSamePrecedence: true
      }],
      '@stylistic/js/no-mixed-spaces-and-tabs': 'error',
      '@stylistic/js/no-multi-spaces': 'warn',
      '@stylistic/js/no-multiple-empty-lines': ['warn', {
        max: 1,
        maxEOF: 0,
        maxBOF: 0
      }],
      '@stylistic/js/no-tabs': 'error',
      '@stylistic/js/no-trailing-spaces': 'warn',
      '@stylistic/js/no-whitespace-before-property': 'warn',
      '@stylistic/js/nonblock-statement-body-position': ['warn', 'below'],
      '@stylistic/js/object-curly-newline': ['warn', {
        ImportDeclaration: {
          multiline: true
        },
        ExportDeclaration: {
          multiline: true
        }
      }],
      '@stylistic/js/object-curly-spacing': ['warn', 'always', {
        arraysInObjects: true,
        objectsInObjects: true
      }],
      '@stylistic/js/object-property-newline': ['warn', {
        allowAllPropertiesOnSameLine: true
      }],
      '@stylistic/js/one-var-declaration-per-line': ['warn', 'always'],
      '@stylistic/js/operator-linebreak': ['warn', 'before', {
        overrides: {
          '=': 'none',
          '==': 'none',
          '!=': 'none',
          '>=': 'none',
          '<=': 'none',
          '===': 'none',
          '+=': 'none'
        }
      }],
      '@stylistic/js/padded-blocks': ['warn', 'never'],
      '@stylistic/js/padding-line-between-statements': 'off',
      '@stylistic/js/quote-props': ['warn', 'consistent-as-needed'],
      '@stylistic/js/quotes': ['warn', 'single', {
        avoidEscape: true,
        allowTemplateLiterals: true,
        ignoreStringLiterals: false
      }],
      '@stylistic/js/rest-spread-spacing': ['warn', 'never'],
      '@stylistic/js/semi': ['warn', 'always'],
      '@stylistic/js/semi-spacing': ['warn', {
        before: false,
        after: true
      }],
      '@stylistic/js/semi-style': ['warn', 'last'],
      '@stylistic/js/space-before-blocks': ['warn', 'always'],
      '@stylistic/js/space-before-function-paren': ['warn', {
        anonymous: 'always',
        named: 'never',
        asyncArrow: 'always'
      }],
      '@stylistic/js/space-in-parens': ['warn', 'never'],
      '@stylistic/js/space-infix-ops': ['warn', {
        int32Hint: false
      }],
      '@stylistic/js/space-unary-ops': ['warn', {
        words: true,
        nonwords: false
      }],
      '@stylistic/js/spaced-comment': ['warn', 'always', {
        line: {
          markers: ['/ <reference']
        }
      }],
      '@stylistic/js/switch-colon-spacing': ['warn', {
        after: true,
        before: false
      }],
      '@stylistic/js/template-curly-spacing': ['warn', 'never'],
      '@stylistic/js/template-tag-spacing': ['warn', 'never'],
      '@stylistic/js/wrap-iife': ['warn', 'outside'],
      '@stylistic/js/wrap-regex': 'warn',
      '@stylistic/js/yield-star-spacing': ['warn', {
        before: true,
        after: false
      }]
    }
  };
}