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@typedigital/eslint-config

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/* eslint sort-keys: ["error", "asc"], max-lines: off, quote-props: ["error", "consistent"] */ /* eslint-disable sort-keys */ module.exports = { parser: '@babel/eslint-parser', parserOptions: { sourceType: 'module', ecmaVersion: 2021, requireConfigFile: false, }, env: { es6: true, node: true, }, plugins: [ 'jsdoc', 'import', 'promise', '@babel', 'array-func', 'optimize-regex', 'no-unsafe-regex', 'node', 'unicorn', ], extends: [ 'eslint:recommended', 'plugin:import/recommended', 'plugin:promise/recommended', 'plugin:array-func/recommended', ], rules: { /* eslint-enable sort-keys */ '@babel/new-cap': 'error', // https://eslint.org/docs/rules/new-cap & https://github.com/@babel/eslint-plugin-abel '@babel/no-invalid-this': 'error', // https://eslint.org/docs/rules/no-invalid-this & https://github.com/@babel/eslint-plugin-@babel '@babel/no-unused-expressions': [ 'error', { allowShortCircuit: true, allowTernary: true, }, ], // https://eslint.org/docs/rules/no-unused-expressions & https://github.com/@babel/eslint-plugin-babel '@babel/object-curly-spacing': [ 'error', 'always', { arraysInObjects: true, objectsInObjects: true }, ], // https://eslint.org/docs/rules/object-curly-spacing & https://github.com/@babel/eslint-plugin-@babel '@babel/semi': [ 'warn', 'always', ], // https://eslint.org/docs/rules/semi & https://github.com/@babel/eslint-plugin-@babel 'accessor-pairs': [ 'warn', { getWithoutSet: true, setWithoutGet: true, }, ], // https://eslint.org/docs/rules/accessor-pairs 'array-bracket-newline': [ 'error', { multiline: true, }, ], // https://eslint.org/docs/rules/array-bracket-newline 'array-bracket-spacing': ['error', 'never'], // https://eslint.org/docs/rules/array-bracket-spacing 'array-callback-return': ['warn'], // https://eslint.org/docs/rules/array-callback-return 'array-element-newline': ['warn', 'consistent'], // https://eslint.org/docs/rules/array-element-newline 'array-func/prefer-array-from': 'off', // https://github.com/freaktechnik/eslint-plugin-array-func#examples-2 'array-func/prefer-flat': 'off', // https://github.com/freaktechnik/eslint-plugin-array-func#prefer-flat 'array-func/prefer-flat-map': 'warn', // https://github.com/freaktechnik/eslint-plugin-array-func#prefer-flat-map 'arrow-body-style': ['error', 'as-needed'], // https://eslint.org/docs/rules/arrow-body-style 'arrow-parens': ['error', 'always'], // https://eslint.org/docs/rules/arrow-parens 'arrow-spacing': [ 'error', { after: true, before: true, }, ], // https://eslint.org/docs/rules/arrow-spacing 'block-scoped-var': 'error', // https://eslint.org/docs/rules/block-scoped-var 'block-spacing': 'error', // https://eslint.org/docs/rules/block-spacing 'brace-style': ['error', '1tbs', { allowSingleLine: true }], // https://eslint.org/docs/rules/brace-style 'callback-return': ['warn', ['callback', 'cb', 'next', 'done']], 'camelcase': 'warn', 'capitalized-comments': ['off'], // https://eslint.org/docs/rules/capitalized-comments 'class-methods-use-this': ['warn'], // https://eslint.org/docs/rules/class-methods-use-this 'comma-dangle': [ 'error', { arrays: 'always-multiline', exports: 'always-multiline', functions: 'always-multiline', imports: 'always-multiline', objects: 'always-multiline', }, ], // https://eslint.org/docs/rules/comma-dangle 'comma-spacing': [ 'error', { after: true, before: false, }, ], // https://eslint.org/docs/rules/comma-spacing 'comma-style': ['error', 'last'], // https://eslint.org/docs/rules/comma-style 'complexity': [ 'warn', { max: 16, }, ], // https://eslint.org/docs/rules/complexity 'computed-property-spacing': ['error', 'never'], // https://eslint.org/docs/rules/computed-property-spacing 'consistent-return': 'warn', // https://eslint.org/docs/rules/consistent-return 'consistent-this': ['warn', 'that'], // https://eslint.org/docs/rules/consistent-this 'constructor-super': 'error', // https://eslint.org/docs/rules/constructor-super 'curly': ['error', 'all'], // https://eslint.org/docs/rules/curly 'default-case': 'warn', // https://eslint.org/docs/rules/default-case 'dot-location': ['error', 'property'], // https://eslint.org/docs/rules/dot-location 'dot-notation': ['error', { allowKeywords: true }], // https://eslint.org/docs/rules/dot-notation 'eol-last': ['error', 'always'], // https://eslint.org/docs/rules/eol-last 'eqeqeq': ['warn', 'always'], // https://eslint.org/docs/rules/eqeqeq 'for-direction': 'error', // https://eslint.org/docs/rules/for-direction 'func-call-spacing': ['error', 'never'], // https://eslint.org/docs/rules/func-call-spacing 'func-name-matching': ['warn', 'always'], // https://eslint.org/docs/rules/func-name-matching // 'func-paren-newline': ['error', 'multiline'], // https://eslint.org/docs/rules/function-paren-newline 'func-names': ['error', 'as-needed'], // https://eslint.org/docs/rules/func-names 'func-style': ['error', 'declaration', { allowArrowFunctions: true }], // https://eslint.org/docs/rules/func-style 'generator-star-spacing': ['error', { after: true, before: true }], 'global-require': 'error', // https://eslint.org/docs/rules/global-require 'grouped-accessor-pairs': ['error', 'getBeforeSet'], // https://eslint.org/docs/rules/grouped-accessor-pairs 'guard-for-in': 'warn', // https://eslint.org/docs/rules/guard-for-in 'handle-callback-err': ['error', '^(err|error|e)$'], // https://eslint.org/docs/rules/handle-callback-err 'id-blacklist': ['off'], // https://eslint.org/docs/rules/id-blacklist 'id-length': [ 'off', { max: 20, min: 1, }, ], // https://eslint.org/docs/rules/id-length 'id-match': 'off', // https://eslint.org/docs/rules/id-match 'import/default': 'error', // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/default.md 'import/dynamic-import-chunkname': 'off', // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/dynamic-import-chunkname.md 'import/export': 'error', // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/export.md 'import/exports-last': 'warn', // https://github.com/benmosher/eslint-plugin-import/blob/HEAD/docs/rules/exports-last.md 'import/extensions': ['warn', 'ignorePackages'], // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/extensions.md 'import/first': 'error', // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/first.md 'import/group-exports': 'error', // https://github.com/benmosher/eslint-plugin-import/blob/HEAD/docs/rules/group-exports.md 'import/max-dependencies': ['warn', { max: 20 }], // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/max-dependencies.md 'import/named': 'error', // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/named.md 'import/namespace': 'error', // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/namespace.md 'import/newline-after-import': ['warn', { count: 1 }], // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/newline-after-import.md 'import/no-absolute-path': 'error', // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/no-absolute-path.md 'import/no-amd': 'error', // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/no-amd.md 'import/no-anonymous-default-export': 'error', // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/no-anonymous-default-export.md 'import/no-commonjs': 'off', // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/no-commonjs.md // * this rule is computationally expensive. We could try it out and disable it later 'import/no-cycle': [2, { maxDepth: 1 }], // https://github.com/benmosher/eslint-plugin-import/blob/HEAD/docs/rules/no-cycle.md 'import/no-default-export': 'off', // https://github.com/benmosher/eslint-plugin-import/blob/HEAD/docs/rules/no-default-export.md // * this rule is computationally expensive. We could try it out and disable it later 'import/no-deprecated': 'warn', // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/no-deprecated.md 'import/no-duplicates': 'error', // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/no-duplicates.md 'import/no-dynamic-require': 'warn', // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/no-dynamic-require.md // * we should try this out and maybe adjust it later with and array of globs 'import/no-extraneous-dependencies': ['error'], // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/no-extraneous-dependencies.md 'import/no-internal-modules': 'off', // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/no-internal-modules.md 'import/no-mutable-exports': 'warn', // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/no-mutable-exports.md 'import/no-named-as-default': 'warn', // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/no-named-as-default.md 'import/no-named-as-default-member': 'error', // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/no-named-as-default-member.md 'import/no-named-default': 'warn', // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/no-named-default.md 'import/no-named-export': 'off', // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/no-named-export.md 'import/no-namespace': 'off', // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/no-namespace.md 'import/no-nodejs-modules': 'off', // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/no-nodejs-modules.md 'import/no-relative-parent-imports': 'off', // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/no-relative-parent-imports.md 'import/no-restricted-paths': 'off', // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/no-restricted-paths.md 'import/no-self-import': 'error', // https://github.com/benmosher/eslint-plugin-import/blob/HEAD/docs/rules/no-self-import.md 'import/no-unassigned-import': ['warn', { 'allow': ['**/*.css', '**/*.scss', '**/*.sass'] }], // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/no-unassigned-import.md 'import/no-unresolved': ['warn', { commonjs: true }], // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/no-unresolved.md 'import/no-useless-path-segments': 'error', // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/no-useless-path-segments.md 'import/no-webpack-loader-syntax': 'error', // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/no-webpack-loader-syntax.md 'import/order': 'error', // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/order.md // * We turned this rule off, as it warns you about default exports where not default exporting is an explicit design choice 'import/prefer-default-export': 'off', // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/prefer-default-export.md 'import/unambiguous': 'off', // https://github.com/benmosher/eslint-plugin-import/blob/master/docs/rules/unambiguous.md 'indent': ['error', 2], // http://eslint.org/docs/rules/indent 'init-declarations': 'off', // http://eslint.org/docs/rules/init-declarations 'jsx-quotes': ['error', 'prefer-single'], // https://eslint.org/docs/rules/jsx-quotes 'key-spacing': [ 'error', { afterColon: true, beforeColon: false, }, ], // https://eslint.org/docs/rules/key-spacing 'keyword-spacing': ['error'], // https://eslint.org/docs/rules/keyword-spacing // * not sure if it's unnecessary to be that strict with line comments, but let's check that out 'line-comment-position': 'off', // https://eslint.org/docs/rules/line-comment-position 'linebreak-style': ['error', 'unix'], // https://eslint.org/docs/rules/linebreak-style 'lines-around-comment': ['warn', { beforeBlockComment: true }], // https://eslint.org/docs/rules/lines-around-comment 'lines-between-class-members': [ 'error', 'always', { exceptAfterSingleLine: true, }, ], // https://eslint.org/docs/rules/lines-between-class-members // * not sure if we could switch to max 3 to ensure better readability 'max-depth': ['warn', { max: 4 }], // https://eslint.org/docs/rules/max-depth // * maybe we need more space than 100 characters for our code 'max-len': [ 'warn', { code: 100, ignoreComments: true, ignoreRegExpLiterals: true, ignoreStrings: true, ignoreTemplateLiterals: true, ignoreTrailingComments: true, ignoreUrls: true, tabWidth: 2, }, ], // https://eslint.org/docs/rules/max-len 'max-lines': [ 'warn', { max: 500, skipBlankLines: true, skipComments: true }, ], // https://eslint.org/docs/rules/max-lines 'max-nested-callbacks': ['warn', { max: 5 }], // https://eslint.org/docs/rules/max-nested-callbacks 'max-params': 'off', // https://eslint.org/docs/rules/max-params 'max-statements': 'off', // https://eslint.org/docs/rules/max-statements 'max-statements-per-line': ['error', { max: 2 }], // https://eslint.org/docs/rules/max-statements-per-line 'multiline-ternary': ['off', 'always-multiline'], // https://eslint.org/docs/rules/multiline-ternary 'new-cap': 'off', // this is handled by @babel/new-cap 'new-parens': ['error'], // https://eslint.org/docs/rules/new-parens 'newline-per-chained-call': ['error', { ignoreChainWithDepth: 2 }], // https://eslint.org/docs/rules/newline-per-chained-call 'no-alert': 'warn', // https://eslint.org/docs/rules/no-alert 'no-array-constructor': 'error', // https://eslint.org/docs/rules/no-array-constructor 'no-await-in-loop': 'error', // https://eslint.org/docs/rules/no-await-in-loop 'no-bitwise': 'error', // https://eslint.org/docs/rules/no-bitwise 'no-buffer-constructor': 'error', // http://eslint.org/docs/rules/no-buffer-constructor 'no-caller': 'error', // https://eslint.org/docs/rules/no-caller 'no-case-declarations': 'error', // https://eslint.org/docs/rules/no-case-declarations // ! turned off because it's a deprecated rule 'no-catch-shadow': 'off', // https://eslint.org/docs/rules/no-catch-shadow 'no-class-assign': 'error', // https://eslint.org/docs/rules/no-class-assign 'no-cond-assign': ['error', 'except-parens'], // https://eslint.org/docs/rules/no-cond-assign 'no-confusing-arrow': ['warn', { allowParens: true }], // https://eslint.org/docs/rules/no-confusing-arrow 'no-console': 'warn', // https://eslint.org/docs/rules/no-console 'no-const-assign': 'error', // https://eslint.org/docs/rules/no-const-assign 'no-constant-condition': 'error', // https://eslint.org/docs/rules/no-constant-condition 'no-constructor-return': 'error', // https://eslint.org/docs/rules/no-constructor-return 'no-continue': 'warn', // https://eslint.org/docs/rules/no-continue 'no-control-regex': 'error', // https://eslint.org/docs/rules/no-control-regex 'no-debugger': 'error', // https://eslint.org/docs/rules/no-debugger 'no-delete-var': 'error', // https://eslint.org/docs/rules/no-delete-var 'no-div-regex': 'warn', // https://eslint.org/docs/rules/no-div-regex 'no-dupe-args': 'error', // https://eslint.org/docs/rules/no-dupe-args 'no-dupe-class-members': 'error', // https://eslint.org/docs/rules/no-dupe-class-members 'no-dupe-else-if': 'error', // https://eslint.org/docs/rules/no-dupe-else-if 'no-dupe-keys': 'error', // https://eslint.org/docs/rules/no-dupe-keys 'no-duplicate-case': 'error', // http://eslint.org/docs/rules/no-duplicate-case 'no-duplicate-imports': 'off', // this is handled by import/no-duplicates 'no-else-return': 'error', // https://eslint.org/docs/rules/no-else-return 'no-empty': 'error', // https://eslint.org/docs/rules/no-empty 'no-empty-character-class': 'error', // https://eslint.org/docs/rules/no-empty-character-class 'no-empty-function': ['error', { allow: ['arrowFunctions', 'functions'] }], // https://eslint.org/docs/rules/no-empty-function 'no-empty-pattern': 'error', // https://eslint.org/docs/rules/no-empty-pattern 'no-eq-null': 'error', // https://eslint.org/docs/rules/no-eq-null 'no-eval': 'error', // https://eslint.org/docs/rules/no-eval 'no-ex-assign': 'error', // https://eslint.org/docs/rules/no-ex-assign 'no-extend-native': 'error', // https://eslint.org/docs/rules/no-extend-native 'no-extra-bind': 'error', // https://eslint.org/docs/rules/no-extra-bind 'no-extra-boolean-cast': 'error', // https://eslint.org/docs/rules/no-extra-boolean-cast 'no-extra-label': 'error', // https://eslint.org/docs/rules/no-extra-label // ! turned off rule because it clashes with arrow-parens 'no-extra-parens': [ 'off', 'all', { // exceptions come here: 'enforceForArrowConditionals': false, 'enforceForNewInMemberExpressions': false, 'ignoreJSX': 'all', 'nestedBinaryExpressions': false, 'returnAssign': false, }, ], // https://eslint.org/docs/rules/no-extra-parens 'no-extra-semi': 'error', // https://eslint.org/docs/rules/no-extra-semi 'no-fallthrough': 'error', // https://eslint.org/docs/rules/no-fallthrough 'no-floating-decimal': 'error', // https://eslint.org/docs/rules/no-floating-decimal 'no-func-assign': 'error', // https://eslint.org/docs/rules/no-func-assign 'no-global-assign': 'error', // https://eslint.org/docs/rules/no-global-assign 'no-implicit-coercion': 'error', // https://eslint.org/docs/rules/no-implicit-coercion 'no-implicit-globals': 'error', // https://eslint.org/docs/rules/no-implicit-globals 'no-implied-eval': 'error', // https://eslint.org/docs/rules/no-implied-eval // * handled by line-comment-position 'no-inline-comments': 'off', // https://eslint.org/docs/rules/no-inline-comments // * default is only functions - with "both" we ensure that vars cannot be declarated in nested blocks 'no-inner-declarations': ['error', 'both'], // https://eslint.org/docs/rules/no-inner-declarations 'no-invalid-regexp': 'error', // https://eslint.org/docs/rules/no-invalid-regexp // * handled by @babel/no-invalid-this 'no-invalid-this': 'off', // https://eslint.org/docs/rules/no-invalid-this 'no-irregular-whitespace': 'error', // https://eslint.org/docs/rules/no-irregular-whitespace 'no-iterator': 'error', // https://eslint.org/docs/rules/no-iterator 'no-label-var': 'error', // httpsx://eslint.org/docs/rules/no-label-var 'no-labels': 'error', // https://eslint.org/docs/rules/no-labels 'no-lone-blocks': 'error', // https://eslint.org/docs/rules/no-lone-blocks 'no-lonely-if': 'warn', // https://eslint.org/docs/rules/no-lonely-if 'no-loop-func': 'error', // https://eslint.org/docs/rules/no-loop-func 'no-loss-of-precision': 'warn', // https://eslint.org/docs/rules/no-loss-of-precision 'no-magic-numbers': [ 'off', { ignore: [ // allow digits 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, // allow multiples of 10 -1, -10, -100, -1000, 10, 100, 1000, // allow bytes 16, 32, 64, 128, 256, 512, 1024, // allow seconds, minutes, hours and days 60, 24, 365, // allow ports 80, 443, 1337, 3000, 8000, 8080, ], }, ], // https://eslint.org/docs/rules/no-magic-numbers 'no-mixed-operators': 'error', // https://eslint.org/docs/rules/no-mixed-operators 'no-mixed-requires': [ 'error', { allowCall: false, grouping: true, }, ], // https://eslint.org/docs/rules/no-mixed-requires 'no-mixed-spaces-and-tabs': 'error', // https://eslint.org/docs/rules/no-mixed-spaces-and-tabs 'no-multi-assign': 'warn', // https://eslint.org/docs/rules/no-multi-assign 'no-multi-spaces': 'error', // https://eslint.org/docs/rules/no-multi-spaces 'no-multi-str': 'error', // https://eslint.org/docs/rules/no-multi-str 'no-multiple-empty-lines': ['error', { max: 1 }], // https://eslint.org/docs/rules/no-multiple-empty-lines 'no-negated-condition': 'error', // https://eslint.org/docs/rules/no-negated-condition 'no-nested-ternary': 'warn', // https://eslint.org/docs/rules/no-nested-ternary 'no-new': 'error', // https://eslint.org/docs/rules/no-new 'no-new-func': 'error', // https://eslint.org/docs/rules/no-new-func 'no-new-object': 'error', // https://eslint.org/docs/rules/no-new-object 'no-new-require': 'error', // https://eslint.org/docs/rules/no-new-require 'no-new-symbol': 'error', // https://eslint.org/docs/rules/no-new-symbol 'no-new-wrappers': 'error', // https://eslint.org/docs/rules/no-new-wrappers 'no-obj-calls': 'error', // https://eslint.org/docs/rules/no-obj-calls 'no-octal': 'error', // https://eslint.org/docs/rules/no-octal 'no-octal-escape': 'error', // https://eslint.org/docs/rules/no-octal-escape 'no-param-reassign': 'error', // https://eslint.org/docs/rules/no-param-reassign 'no-path-concat': 'warn', // https://eslint.org/docs/rules/no-path-concat 'no-plusplus': ['warn', { allowForLoopAfterthoughts: true }], // https://eslint.org/docs/rules/no-plusplus 'no-proto': 'error', // https://eslint.org/docs/rules/no-proto 'no-prototype-builtins': 'error', // https://eslint.org/docs/rules/no-prototype-builtins 'no-redeclare': 'error', // https://eslint.org/docs/rules/no-redeclare 'no-regex-spaces': 'error', // https://eslint.org/docs/rules/no-regex-spaces 'no-restricted-globals': ['error', 'event'], // https://eslint.org/docs/rules/no-restricted-globals // * this could be useful if we standardize some of the libs we use 'no-restricted-imports': 'off', // https://eslint.org/docs/rules/no-restricted-imports 'no-restricted-modules': 'off', // https://eslint.org/docs/rules/no-restricted-modules 'no-restricted-properties': 'off', // https://eslint.org/docs/rules/no-restricted-properties 'no-restricted-syntax': ['error', 'WithStatement'], // https://eslint.org/docs/rules/no-restricted-syntax 'no-return-assign': ['error', 'except-parens'], // https://eslint.org/docs/rules/no-return-assign 'no-return-await': 'error', // https://eslint.org/docs/rules/no-return-await 'no-script-url': 'error', // https://eslint.org/docs/rules/no-script-url 'no-self-assign': 'error', // https://eslint.org/docs/rules/no-self-assign 'no-self-compare': 'error', // https://eslint.org/docs/rules/no-self-compare 'no-sequences': 'error', // https://eslint.org/docs/rules/no-sequences 'no-setter-return': 'error', // https://eslint.org/docs/rules/no-setter-return 'no-shadow': 'warn', // https://eslint.org/docs/rules/no-shadow 'no-shadow-restricted-names': 'error', // https://eslint.org/docs/rules/no-shadow-restricted-names 'no-sparse-arrays': 'error', // https://eslint.org/docs/rules/no-sparse-arrays // * in some cases it's totally ok to use sync functions like some of the fs functions 'no-sync': 'off', // https://eslint.org/docs/rules/no-sync 'no-tabs': 'error', // https://eslint.org/docs/rules/no-tabs 'no-template-curly-in-string': 'error', // https://eslint.org/docs/rules/no-template-curly-in-string 'no-ternary': 'off', // https://eslint.org/docs/rules/no-ternary 'no-this-before-super': 'error', // https://eslint.org/docs/rules/no-this-before-super 'no-throw-literal': 'error', // https://eslint.org/docs/rules/no-throw-literal 'no-trailing-spaces': 'error', // https://eslint.org/docs/rules/no-trailing-spaces 'no-undef': [ 'error', { typeof: false, }, ], // https://eslint.org/docs/rules/no-undef 'no-undef-init': 'error', // https://eslint.org/docs/rules/no-undef-init // * should be fine to turn it off, but let us double check it the next iteration 'no-undefined': 'warn', // https://eslint.org/docs/rules/no-undefined 'no-underscore-dangle': 'error', // https://eslint.org/docs/rules/no-underscore-dangle 'no-unexpected-multiline': 'error', // https://eslint.org/docs/rules/no-unexpected-multiline 'no-unmodified-loop-condition': 'warn', // https://eslint.org/docs/rules/no-unmodified-loop-condition 'no-unneeded-ternary': 'error', // https://eslint.org/docs/rules/no-unneeded-ternary 'no-unreachable': 'error', // https://eslint.org/docs/rules/no-unreachable 'no-unsafe-finally': 'error', // https://eslint.org/docs/rules/no-unsafe-finally 'no-unsafe-negation': 'error', // https://eslint.org/docs/rules/no-unsafe-negation 'no-unsafe-regex/no-unsafe-regex': 'error', // https://github.com/kgryte/eslint-plugin-no-unsafe-regex 'no-unused-expressions': 'off', // handled by @babel/no-unused-expressions 'no-unused-labels': 'error', // https://eslint.org/docs/rules/no-unused-labels // * maybe we need further adjustments - but let's try it out like this first 'no-unused-vars': 'error', // https://eslint.org/docs/rules/no-unused-vars 'no-use-before-define': 'warn', // https://eslint.org/docs/rules/no-use-before-define 'no-useless-call': 'error', // https://eslint.org/docs/rules/no-useless-call 'no-useless-computed-key': 'error', // https://eslint.org/docs/rules/no-useless-computed-key 'no-useless-concat': 'error', // https://eslint.org/docs/rules/no-useless-concat 'no-useless-constructor': 'error', // https://eslint.org/docs/rules/no-useless-constructor 'no-useless-escape': 'error', // https://eslint.org/docs/rules/no-useless-escape 'no-useless-rename': 'error', // https://eslint.org/docs/rules/no-useless-rename 'no-useless-return': 'error', // https://eslint.org/docs/rules/no-useless-return 'no-var': 'error', // https://eslint.org/docs/rules/no-var // * warn because it's hard to read and understand in most cases 'no-void': 'warn', // https://eslint.org/docs/rules/no-void 'no-warning-comments': [ 'warn', { location: 'anywhere', terms: ['todo', 'fix', 'fixme'], }, ], // https://eslint.org/docs/rules/no-warning-comments 'no-whitespace-before-property': 'error', // https://eslint.org/docs/rules/no-whitespace-before-property 'no-with': 'error', // https://eslint.org/docs/rules/no-with 'node/no-process-env': ['off'], // https://github.com/mysticatea/eslint-plugin-node/blob/master/docs/rules/no-process-env.md 'node/no-process-exit': 'warn', // https://github.com/mysticatea/eslint-plugin-node/blob/master/docs/rules/no-process-exit.md 'object-curly-newline': [ 'error', { consistent: true, multiline: true, }, ], // https://eslint.org/docs/rules/object-curly-newline 'object-curly-spacing': 'off', // handled by @babel/object-curly-spacing 'object-property-newline': [ 'error', { allowAllPropertiesOnSameLine: true, }, ], // https://eslint.org/docs/rules/object-property-newline 'object-shorthand': ['error', 'always'], // https://eslint.org/docs/rules/object-shorthand 'one-var': ['error', 'never'], // https://eslint.org/docs/rules/one-var 'one-var-declaration-per-line': 'off', // https://eslint.org/docs/rules/one-var-declaration-per-line 'operator-assignment': ['warn', 'always'], // https://eslint.org/docs/rules/operator-assignment 'operator-linebreak': ['error', 'before', { 'overrides': { '?': 'after' } }], // https://eslint.org/docs/rules/operator-linebreak 'optimize-regex/optimize-regex': 'warn', // https://github.com/BrainMaestro/eslint-plugin-optimize-regex/blob/master/README.md 'padded-blocks': ['error', 'never'], // https://eslint.org/docs/rules/padded-blocks // * this needs a lot of investigation for the different options 'padding-line-between-statements': 'off', // https://eslint.org/docs/rules/padding-line-between-statements 'prefer-arrow-callback': 'error', // https://eslint.org/docs/rules/prefer-arrow-callback 'prefer-const': 'error', // https://eslint.org/docs/rules/prefer-const 'prefer-destructuring': ['error', { array: true, object: true }], // https://eslint.org/docs/rules/prefer-destructuring 'prefer-exponentiation-operator': ['warn'], // https://eslint.org/docs/rules/prefer-exponentiation-operator 'prefer-numeric-literals': 'error', // https://eslint.org/docs/rules/prefer-numeric-literals 'prefer-promise-reject-errors': 'error', // https://eslint.org/docs/rules/prefer-promise-reject-errors 'prefer-rest-params': 'warn', // https://eslint.org/docs/rules/prefer-rest-params 'prefer-spread': 'error', // https://eslint.org/docs/rules/prefer-spread 'prefer-template': 'error', // https://eslint.org/docs/rules/prefer-template 'promise/always-return': 'error', // https://github.com/xjamundx/eslint-plugin-promise/blob/master/docs/rules/always-return.md 'promise/avoid-new': 'warn', // https://github.com/xjamundx/eslint-plugin-promise/blob/master/docs/rules/avoid-new.md 'promise/catch-or-return': 'error', // https://github.com/xjamundx/eslint-plugin-promise/blob/master/docs/rules/catch-or-return.md 'promise/no-callback-in-promise': 'error', // https://github.com/xjamundx/eslint-plugin-promise/blob/master/docs/rules/no-callback-in-promise.md 'promise/no-native': 'off', // https://github.com/xjamundx/eslint-plugin-promise/blob/master/docs/rules/no-native.md 'promise/no-nesting': 'error', // https://github.com/xjamundx/eslint-plugin-promise/blob/master/docs/rules/no-nesting.md 'promise/no-new-statics': 'error', // https://github.com/xjamundx/eslint-plugin-promise/blob/master/docs/rules/no-new-statics.md 'promise/no-promise-in-callback': 'error', // https://github.com/xjamundx/eslint-plugin-promise/blob/master/docs/rules/no-promise-in-callback.md 'promise/no-return-in-finally': 'warn', // https://github.com/xjamundx/eslint-plugin-promise/blob/master/docs/rules/no-return-in-finally.md 'promise/no-return-wrap': 'error', // https://github.com/xjamundx/eslint-plugin-promise/blob/master/docs/rules/no-return-wrap.md 'promise/param-names': 'error', // https://github.com/xjamundx/eslint-plugin-promise/blob/master/docs/rules/param-names.md // * it's better to use one syntax so the await syntax should be our standard and in some cases the `then` syntax can be used 'promise/prefer-await-to-callbacks': 'warn', // https://github.com/xjamundx/eslint-plugin-promise/blob/master/docs/rules/prefer-await-to-callbacks.md 'promise/prefer-await-to-then': 'off', // https://github.com/xjamundx/eslint-plugin-promise/blob/master/docs/rules/prefer-await-to-then.md 'promise/valid-params': 'error', // https://github.com/xjamundx/eslint-plugin-promise/blob/master/docs/rules/valid-params.md 'quote-props': ['error', 'consistent-as-needed'], // https://eslint.org/docs/rules/quote-props 'quotes': ['error', 'single', { allowTemplateLiterals: true }], // handled by @babel/quotes 'radix': ['warn', 'always'], // https://eslint.org/docs/rules/radix 'require-await': 'off', // https://eslint.org/docs/rules/require-await // ! turned off because it's a deprecated rule 'require-jsdoc': 'off', // https://eslint.org/docs/rules/require-jsdoc 'require-yield': 'warn', // https://eslint.org/docs/rules/require-yield 'rest-spread-spacing': ['error', 'never'], // https://eslint.org/docs/rules/rest-spread-spacing 'semi': 'off', // handled by @babel/semi 'semi-spacing': ['error', { 'after': true, 'before': false }], // https://eslint.org/docs/rules/semi-spacing 'semi-style': ['error', 'last'], // https://eslint.org/docs/rules/semi-style 'sort-imports': 'off', // https://eslint.org/docs/rules/sort-imports 'sort-keys': 'off', // https://eslint.org/docs/rules/sort-keys 'sort-vars': 'off', // https://eslint.org/docs/rules/sort-vars 'space-before-blocks': ['error', 'always'], // https://eslint.org/docs/rules/space-before-blocks 'space-before-function-paren': [ 'error', { anonymous: 'always', asyncArrow: 'always', named: 'never', }, ], // https://eslint.org/docs/rules/space-before-function-paren 'space-in-parens': ['error', 'never'], // https://eslint.org/docs/rules/space-in-parens 'space-infix-ops': 'error', // https://eslint.org/docs/rules/space-infix-ops 'space-unary-ops': [ 'error', { nonwords: false, words: true, }, ], // https://eslint.org/docs/rules/space-unary-ops 'spaced-comment': ['error', 'always', { exceptions: ['-', '+'] }], // https://eslint.org/docs/rules/spaced-comment 'strict': 'error', // https://eslint.org/docs/rules/strict 'switch-colon-spacing': [ 'error', { after: true, before: false, }, ], // https://eslint.org/docs/rules/switch-colon-spacing 'symbol-description': 'error', // https://eslint.org/docs/rules/symbol-description 'template-curly-spacing': ['error', 'never'], // https://eslint.org/docs/rules/template-curly-spacing 'template-tag-spacing': ['error', 'never'], // https://eslint.org/docs/rules/template-tag-spacing 'unicode-bom': ['error', 'never'], // https://eslint.org/docs/rules/unicode-bom 'unicorn/filename-case': ['error'], // https://github.com/sindresorhus/eslint-plugin-unicorn/blob/main/docs/rules/filename-case.md 'use-isnan': 'error', // https://eslint.org/docs/rules/use-isnan 'valid-jsdoc': [ 'error', { prefer: { object: 'Object', return: 'returns', }, requireParamDescription: false, requireReturn: false, requireReturnDescription: false, }, ], // https://eslint.org/docs/rules/valid-jsdoc 'valid-typeof': 'off', // handled by @babel/valid-typeof 'vars-on-top': 'error', // https://eslint.org/docs/rules/vars-on-top 'wrap-iife': 'off', // https://eslint.org/docs/rules/wrap-iife 'wrap-regex': 'warn', // https://eslint.org/docs/rules/wrap-regex 'yield-star-spacing': ['error', 'both'], // https://eslint.org/docs/rules/yield-star-spacing 'yoda': ['error', 'never'], // https://eslint.org/docs/rules/yoda }, };