{"_id":"eslint-unicorn","name":"eslint-unicorn","dist-tags":{"latest":"55.0.0"},"versions":{"55.0.0":{"name":"eslint-unicorn","version":"55.0.0","description":"More than 100 powerful ESLint rules","license":"MIT","repository":{"type":"git","url":"git+https://github.com/sindresorhus/eslint-plugin-unicorn.git"},"funding":"https://github.com/sindresorhus/eslint-plugin-unicorn?sponsor=1","author":{"name":"Sindre Sorhus","email":"sindresorhus@gmail.com","url":"https://sindresorhus.com"},"main":"index.js","types":"index.d.ts","sideEffects":false,"engines":{"node":">=18.18"},"scripts":{"bundle-lodash":"echo \"export {defaultsDeep, camelCase, kebabCase, snakeCase, upperFirst, lowerFirst} from 'lodash-es';\" | npx esbuild --bundle --outfile=rules/utils/lodash.js --format=cjs","create-rule":"node ./scripts/create-rule.mjs && npm run fix:eslint-docs","fix":"run-p --continue-on-error fix:*","fix:eslint-docs":"eslint-doc-generator","fix:js":"npm run lint:js -- --fix","fix:markdown":"npm run 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than 100 powerful ESLint rules","homepage":"https://github.com/sindresorhus/eslint-plugin-unicorn#readme","keywords":["eslint","eslintplugin","eslint-plugin","unicorn","linter","lint","style","xo"],"repository":{"type":"git","url":"git+https://github.com/sindresorhus/eslint-plugin-unicorn.git"},"author":{"name":"Sindre Sorhus","email":"sindresorhus@gmail.com","url":"https://sindresorhus.com"},"bugs":{"url":"https://github.com/sindresorhus/eslint-plugin-unicorn/issues"},"license":"MIT","readme":"# eslint-plugin-unicorn [![Coverage Status](https://codecov.io/gh/sindresorhus/eslint-plugin-unicorn/branch/main/graph/badge.svg)](https://codecov.io/gh/sindresorhus/eslint-plugin-unicorn/branch/main) [![npm version](https://img.shields.io/npm/v/eslint-plugin-unicorn.svg?style=flat)](https://npmjs.com/package/eslint-plugin-unicorn)\n\n\n\"Unicorn\"\n\n> More than 100 powerful ESLint rules\n\nYou might want to check out [XO](https://github.com/xojs/xo), which includes this plugin.\n\n[**Propose or contribute a new rule ➡**](.github/contributing.md)\n\n## Install\n\n```sh\nnpm install --save-dev eslint eslint-plugin-unicorn\n```\n\n## Usage (`eslint.config.js`)\n\n**Requires ESLint `>=8.56.0`.**\n\nUse a [preset config](#preset-configs-eslintconfigjs) or configure each rule in `eslint.config.js`.\n\nIf you don't use the preset, ensure you use the same `languageOptions` config as below.\n\n### ES Module (Recommended)\n\n```js\nimport eslintPluginUnicorn from 'eslint-plugin-unicorn';\nimport globals from 'globals';\n\nexport default [\n\t{\n\t\tlanguageOptions: {\n\t\t\tglobals: globals.builtin,\n\t\t},\n\t\tplugins: {\n\t\t\tunicorn: eslintPluginUnicorn,\n\t\t},\n\t\trules: {\n\t\t\t'unicorn/better-regex': 'error',\n\t\t\t'unicorn/…': 'error',\n\t\t},\n\t},\n\t// …\n];\n```\n\n### CommonJS\n\n```js\n'use strict';\nconst eslintPluginUnicorn = require('eslint-plugin-unicorn');\nconst globals = require('globals');\n\nmodule.exports = [\n\t{\n\t\tlanguageOptions: {\n\t\t\tglobals: globals.builtin,\n\t\t},\n\t\tplugins: {\n\t\t\tunicorn: eslintPluginUnicorn,\n\t\t},\n\t\trules: {\n\t\t\t'unicorn/better-regex': 'error',\n\t\t\t'unicorn/…': 'error',\n\t\t},\n\t},\n\t// …\n];\n```\n\n## Usage (legacy: `.eslintrc.*` or `package.json`)\n\nUse a [preset config](#preset-configs-eslintrc-or-packagejson) or configure each rule in `package.json`.\n\nIf you don't use the preset, ensure you use the same `env` and `parserOptions` config as below.\n\n```json\n{\n\t\"name\": \"my-awesome-project\",\n\t\"eslintConfig\": {\n\t\t\"env\": {\n\t\t\t\"es2024\": true\n\t\t},\n\t\t\"parserOptions\": {\n\t\t\t\"ecmaVersion\": \"latest\",\n\t\t\t\"sourceType\": \"module\"\n\t\t},\n\t\t\"plugins\": [\n\t\t\t\"unicorn\"\n\t\t],\n\t\t\"rules\": {\n\t\t\t\"unicorn/better-regex\": \"error\",\n\t\t\t\"unicorn/…\": \"error\"\n\t\t}\n\t}\n}\n```\n\n## Rules\n\n\n\n\n💼 [Configurations](https://github.com/sindresorhus/eslint-plugin-unicorn#preset-configs-eslintconfigjs) enabled in.\\\n✅ Set in the `recommended` [configuration](https://github.com/sindresorhus/eslint-plugin-unicorn#preset-configs-eslintconfigjs).\\\n🔧 Automatically fixable by the [`--fix` CLI option](https://eslint.org/docs/user-guide/command-line-interface#--fix).\\\n💡 Manually fixable by [editor suggestions](https://eslint.org/docs/latest/use/core-concepts#rule-suggestions).\n\n| Name                                    | Description | 💼 | 🔧 | 💡 |\n| :----------------------------------------------------------------------------------------------- | :---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | :- | :- | :- |\n| [better-regex](docs/rules/better-regex.md) | Improve regexes by making them shorter, consistent, and safer. | ✅ | 🔧 | |\n| [catch-error-name](docs/rules/catch-error-name.md) | Enforce a specific parameter name in catch clauses. | ✅ | 🔧 | |\n| [consistent-destructuring](docs/rules/consistent-destructuring.md) | Use destructured variables over properties. | | 🔧 | 💡 |\n| [consistent-empty-array-spread](docs/rules/consistent-empty-array-spread.md) | Prefer consistent types when spreading a ternary in an array literal. | ✅ | 🔧 | |\n| [consistent-function-scoping](docs/rules/consistent-function-scoping.md) | Move function definitions to the highest possible scope. | ✅ | | |\n| [custom-error-definition](docs/rules/custom-error-definition.md) | Enforce correct `Error` subclassing. | | 🔧 | |\n| [empty-brace-spaces](docs/rules/empty-brace-spaces.md) | Enforce no spaces between braces. | ✅ | 🔧 | |\n| [error-message](docs/rules/error-message.md) | Enforce passing a `message` value when creating a built-in error. | ✅ | | |\n| [escape-case](docs/rules/escape-case.md) | Require escape sequences to use uppercase values. | ✅ | 🔧 | |\n| [expiring-todo-comments](docs/rules/expiring-todo-comments.md) | Add expiration conditions to TODO comments. | ✅ | | |\n| [explicit-length-check](docs/rules/explicit-length-check.md) | Enforce explicitly comparing the `length` or `size` property of a value. | ✅ | 🔧 | 💡 |\n| [filename-case](docs/rules/filename-case.md) | Enforce a case style for filenames. | ✅ | | |\n| [import-style](docs/rules/import-style.md) | Enforce specific import styles per module. | ✅ | | |\n| [new-for-builtins](docs/rules/new-for-builtins.md) | Enforce the use of `new` for all builtins, except `String`, `Number`, `Boolean`, `Symbol` and `BigInt`. | ✅ | 🔧 | |\n| [no-abusive-eslint-disable](docs/rules/no-abusive-eslint-disable.md) | Enforce specifying rules to disable in `eslint-disable` comments. | ✅ | | |\n| [no-anonymous-default-export](docs/rules/no-anonymous-default-export.md) | Disallow anonymous functions and classes as the default export. | ✅ | | 💡 |\n| [no-array-callback-reference](docs/rules/no-array-callback-reference.md) | Prevent passing a function reference directly to iterator methods. | ✅ | | 💡 |\n| [no-array-for-each](docs/rules/no-array-for-each.md) | Prefer `for…of` over the `forEach` method. | ✅ | 🔧 | 💡 |\n| [no-array-method-this-argument](docs/rules/no-array-method-this-argument.md) | Disallow using the `this` argument in array methods. | ✅ | 🔧 | 💡 |\n| [no-array-push-push](docs/rules/no-array-push-push.md) | Enforce combining multiple `Array#push()` into one call. | ✅ | 🔧 | 💡 |\n| [no-array-reduce](docs/rules/no-array-reduce.md) | Disallow `Array#reduce()` and `Array#reduceRight()`. | ✅ | | |\n| [no-await-expression-member](docs/rules/no-await-expression-member.md) | Disallow member access from await expression. | ✅ | 🔧 | |\n| [no-await-in-promise-methods](docs/rules/no-await-in-promise-methods.md) | Disallow using `await` in `Promise` method parameters. | ✅ | | 💡 |\n| [no-console-spaces](docs/rules/no-console-spaces.md) | Do not use leading/trailing space between `console.log` parameters. | ✅ | 🔧 | |\n| [no-document-cookie](docs/rules/no-document-cookie.md) | Do not use `document.cookie` directly. | ✅ | | |\n| [no-empty-file](docs/rules/no-empty-file.md) | Disallow empty files. | ✅ | | |\n| [no-for-loop](docs/rules/no-for-loop.md) | Do not use a `for` loop that can be replaced with a `for-of` loop. | ✅ | 🔧 | 💡 |\n| [no-hex-escape](docs/rules/no-hex-escape.md) | Enforce the use of Unicode escapes instead of hexadecimal escapes. | ✅ | 🔧 | |\n| [no-instanceof-array](docs/rules/no-instanceof-array.md) | Require `Array.isArray()` instead of `instanceof Array`. | ✅ | 🔧 | |\n| [no-invalid-fetch-options](docs/rules/no-invalid-fetch-options.md) | Disallow invalid options in `fetch()` and `new Request()`. | ✅ | | |\n| [no-invalid-remove-event-listener](docs/rules/no-invalid-remove-event-listener.md) | Prevent calling `EventTarget#removeEventListener()` with the result of an expression. | ✅ | | |\n| [no-keyword-prefix](docs/rules/no-keyword-prefix.md) | Disallow identifiers starting with `new` or `class`. | | | |\n| [no-length-as-slice-end](docs/rules/no-length-as-slice-end.md) | Disallow using `.length` as the `end` argument of `{Array,String,TypedArray}#slice()`. | ✅ | 🔧 | |\n| [no-lonely-if](docs/rules/no-lonely-if.md) | Disallow `if` statements as the only statement in `if` blocks without `else`. | ✅ | 🔧 | |\n| [no-magic-array-flat-depth](docs/rules/no-magic-array-flat-depth.md) | Disallow a magic number as the `depth` argument in `Array#flat(…).` | ✅ | | |\n| [no-negated-condition](docs/rules/no-negated-condition.md) | Disallow negated conditions. | ✅ | 🔧 | |\n| [no-negation-in-equality-check](docs/rules/no-negation-in-equality-check.md) | Disallow negated expression in equality check. | ✅ | | 💡 |\n| [no-nested-ternary](docs/rules/no-nested-ternary.md) | Disallow nested ternary expressions. | ✅ | 🔧 | |\n| [no-new-array](docs/rules/no-new-array.md) | Disallow `new Array()`. | ✅ | 🔧 | 💡 |\n| [no-new-buffer](docs/rules/no-new-buffer.md) | Enforce the use of `Buffer.from()` and `Buffer.alloc()` instead of the deprecated `new Buffer()`. | ✅ | 🔧 | 💡 |\n| [no-null](docs/rules/no-null.md) | Disallow the use of the `null` literal. | ✅ | 🔧 | 💡 |\n| [no-object-as-default-parameter](docs/rules/no-object-as-default-parameter.md) | Disallow the use of objects as default parameters. | ✅ | | |\n| [no-process-exit](docs/rules/no-process-exit.md) | Disallow `process.exit()`. | ✅ | | |\n| [no-single-promise-in-promise-methods](docs/rules/no-single-promise-in-promise-methods.md) | Disallow passing single-element arrays to `Promise` methods. | ✅ | 🔧 | 💡 |\n| [no-static-only-class](docs/rules/no-static-only-class.md) | Disallow classes that only have static members. | ✅ | 🔧 | |\n| [no-thenable](docs/rules/no-thenable.md) | Disallow `then` property. | ✅ | | |\n| [no-this-assignment](docs/rules/no-this-assignment.md) | Disallow assigning `this` to a variable. | ✅ | | |\n| [no-typeof-undefined](docs/rules/no-typeof-undefined.md) | Disallow comparing `undefined` using `typeof`. | ✅ | 🔧 | 💡 |\n| [no-unnecessary-await](docs/rules/no-unnecessary-await.md) | Disallow awaiting non-promise values. | ✅ | 🔧 | |\n| [no-unnecessary-polyfills](docs/rules/no-unnecessary-polyfills.md) | Enforce the use of built-in methods instead of unnecessary polyfills. | ✅ | | |\n| [no-unreadable-array-destructuring](docs/rules/no-unreadable-array-destructuring.md) | Disallow unreadable array destructuring. | ✅ | 🔧 | |\n| [no-unreadable-iife](docs/rules/no-unreadable-iife.md) | Disallow unreadable IIFEs. | ✅ | | |\n| [no-unused-properties](docs/rules/no-unused-properties.md) | Disallow unused object properties. | | | |\n| [no-useless-fallback-in-spread](docs/rules/no-useless-fallback-in-spread.md) | Disallow useless fallback when spreading in object literals. | ✅ | 🔧 | |\n| [no-useless-length-check](docs/rules/no-useless-length-check.md) | Disallow useless array length check. | ✅ | 🔧 | |\n| [no-useless-promise-resolve-reject](docs/rules/no-useless-promise-resolve-reject.md) | Disallow returning/yielding `Promise.resolve/reject()` in async functions or promise callbacks | ✅ | 🔧 | |\n| [no-useless-spread](docs/rules/no-useless-spread.md) | Disallow unnecessary spread. | ✅ | 🔧 | |\n| [no-useless-switch-case](docs/rules/no-useless-switch-case.md) | Disallow useless case in switch statements. | ✅ | | 💡 |\n| [no-useless-undefined](docs/rules/no-useless-undefined.md) | Disallow useless `undefined`. | ✅ | 🔧 | |\n| [no-zero-fractions](docs/rules/no-zero-fractions.md) | Disallow number literals with zero fractions or dangling dots. | ✅ | 🔧 | |\n| [number-literal-case](docs/rules/number-literal-case.md) | Enforce proper case for numeric literals. | ✅ | 🔧 | |\n| [numeric-separators-style](docs/rules/numeric-separators-style.md) | Enforce the style of numeric separators by correctly grouping digits. | ✅ | 🔧 | |\n| [prefer-add-event-listener](docs/rules/prefer-add-event-listener.md) | Prefer `.addEventListener()` and `.removeEventListener()` over `on`-functions. | ✅ | 🔧 | |\n| [prefer-array-find](docs/rules/prefer-array-find.md) | Prefer `.find(…)` and `.findLast(…)` over the first or last element from `.filter(…)`. | ✅ | 🔧 | 💡 |\n| [prefer-array-flat](docs/rules/prefer-array-flat.md) | Prefer `Array#flat()` over legacy techniques to flatten arrays. | ✅ | 🔧 | |\n| [prefer-array-flat-map](docs/rules/prefer-array-flat-map.md) | Prefer `.flatMap(…)` over `.map(…).flat()`. | ✅ | 🔧 | |\n| [prefer-array-index-of](docs/rules/prefer-array-index-of.md) | Prefer `Array#{indexOf,lastIndexOf}()` over `Array#{findIndex,findLastIndex}()` when looking for the index of an item. | ✅ | 🔧 | 💡 |\n| [prefer-array-some](docs/rules/prefer-array-some.md) | Prefer `.some(…)` over `.filter(…).length` check and `.{find,findLast,findIndex,findLastIndex}(…)`. | ✅ | 🔧 | 💡 |\n| [prefer-at](docs/rules/prefer-at.md) | Prefer `.at()` method for index access and `String#charAt()`. | ✅ | 🔧 | 💡 |\n| [prefer-blob-reading-methods](docs/rules/prefer-blob-reading-methods.md) | Prefer `Blob#arrayBuffer()` over `FileReader#readAsArrayBuffer(…)` and `Blob#text()` over `FileReader#readAsText(…)`. | ✅ | | |\n| [prefer-code-point](docs/rules/prefer-code-point.md) | Prefer `String#codePointAt(…)` over `String#charCodeAt(…)` and `String.fromCodePoint(…)` over `String.fromCharCode(…)`. | ✅ | | 💡 |\n| [prefer-date-now](docs/rules/prefer-date-now.md) | Prefer `Date.now()` to get the number of milliseconds since the Unix Epoch. | ✅ | 🔧 | |\n| [prefer-default-parameters](docs/rules/prefer-default-parameters.md) | Prefer default parameters over reassignment. | ✅ | 🔧 | 💡 |\n| [prefer-dom-node-append](docs/rules/prefer-dom-node-append.md) | Prefer `Node#append()` over `Node#appendChild()`. | ✅ | 🔧 | |\n| [prefer-dom-node-dataset](docs/rules/prefer-dom-node-dataset.md) | Prefer using `.dataset` on DOM elements over calling attribute methods. | ✅ | 🔧 | |\n| [prefer-dom-node-remove](docs/rules/prefer-dom-node-remove.md) | Prefer `childNode.remove()` over `parentNode.removeChild(childNode)`. | ✅ | 🔧 | 💡 |\n| [prefer-dom-node-text-content](docs/rules/prefer-dom-node-text-content.md) | Prefer `.textContent` over `.innerText`. | ✅ | | 💡 |\n| [prefer-event-target](docs/rules/prefer-event-target.md) | Prefer `EventTarget` over `EventEmitter`. | ✅ | | |\n| [prefer-export-from](docs/rules/prefer-export-from.md) | Prefer `export…from` when re-exporting. | ✅ | 🔧 | 💡 |\n| [prefer-includes](docs/rules/prefer-includes.md) | Prefer `.includes()` over `.indexOf()`, `.lastIndexOf()`, and `Array#some()` when checking for existence or non-existence. | ✅ | 🔧 | 💡 |\n| [prefer-json-parse-buffer](docs/rules/prefer-json-parse-buffer.md) | Prefer reading a JSON file as a buffer. | | 🔧 | |\n| [prefer-keyboard-event-key](docs/rules/prefer-keyboard-event-key.md) | Prefer `KeyboardEvent#key` over `KeyboardEvent#keyCode`. | ✅ | 🔧 | |\n| [prefer-logical-operator-over-ternary](docs/rules/prefer-logical-operator-over-ternary.md) | Prefer using a logical operator over a ternary. | ✅ | | 💡 |\n| [prefer-math-trunc](docs/rules/prefer-math-trunc.md) | Enforce the use of `Math.trunc` instead of bitwise operators. | ✅ | 🔧 | 💡 |\n| [prefer-modern-dom-apis](docs/rules/prefer-modern-dom-apis.md) | Prefer `.before()` over `.insertBefore()`, `.replaceWith()` over `.replaceChild()`, prefer one of `.before()`, `.after()`, `.append()` or `.prepend()` over `insertAdjacentText()` and `insertAdjacentElement()`. | ✅ | 🔧 | |\n| [prefer-modern-math-apis](docs/rules/prefer-modern-math-apis.md) | Prefer modern `Math` APIs over legacy patterns. | ✅ | 🔧 | |\n| [prefer-module](docs/rules/prefer-module.md) | Prefer JavaScript modules (ESM) over CommonJS. | ✅ | 🔧 | 💡 |\n| [prefer-native-coercion-functions](docs/rules/prefer-native-coercion-functions.md) | Prefer using `String`, `Number`, `BigInt`, `Boolean`, and `Symbol` directly. | ✅ | 🔧 | |\n| [prefer-negative-index](docs/rules/prefer-negative-index.md) | Prefer negative index over `.length - index` when possible. | ✅ | 🔧 | |\n| [prefer-node-protocol](docs/rules/prefer-node-protocol.md) | Prefer using the `node:` protocol when importing Node.js builtin modules. | ✅ | 🔧 | |\n| [prefer-number-properties](docs/rules/prefer-number-properties.md) | Prefer `Number` static properties over global ones. | ✅ | 🔧 | 💡 |\n| [prefer-object-from-entries](docs/rules/prefer-object-from-entries.md) | Prefer using `Object.fromEntries(…)` to transform a list of key-value pairs into an object. | ✅ | 🔧 | |\n| [prefer-optional-catch-binding](docs/rules/prefer-optional-catch-binding.md) | Prefer omitting the `catch` binding parameter. | ✅ | 🔧 | |\n| [prefer-prototype-methods](docs/rules/prefer-prototype-methods.md) | Prefer borrowing methods from the prototype instead of the instance. | ✅ | 🔧 | |\n| [prefer-query-selector](docs/rules/prefer-query-selector.md) | Prefer `.querySelector()` over `.getElementById()`, `.querySelectorAll()` over `.getElementsByClassName()` and `.getElementsByTagName()` and `.getElementsByName()`. | ✅ | 🔧 | |\n| [prefer-reflect-apply](docs/rules/prefer-reflect-apply.md) | Prefer `Reflect.apply()` over `Function#apply()`. | ✅ | 🔧 | |\n| [prefer-regexp-test](docs/rules/prefer-regexp-test.md) | Prefer `RegExp#test()` over `String#match()` and `RegExp#exec()`. | ✅ | 🔧 | 💡 |\n| [prefer-set-has](docs/rules/prefer-set-has.md) | Prefer `Set#has()` over `Array#includes()` when checking for existence or non-existence. | ✅ | 🔧 | 💡 |\n| [prefer-set-size](docs/rules/prefer-set-size.md) | Prefer using `Set#size` instead of `Array#length`. | ✅ | 🔧 | |\n| [prefer-spread](docs/rules/prefer-spread.md) | Prefer the spread operator over `Array.from(…)`, `Array#concat(…)`, `Array#{slice,toSpliced}()` and `String#split('')`. | ✅ | 🔧 | 💡 |\n| [prefer-string-raw](docs/rules/prefer-string-raw.md) | Prefer using the `String.raw` tag to avoid escaping `\\`. | ✅ | 🔧 | |\n| [prefer-string-replace-all](docs/rules/prefer-string-replace-all.md) | Prefer `String#replaceAll()` over regex searches with the global flag. | ✅ | 🔧 | |\n| [prefer-string-slice](docs/rules/prefer-string-slice.md) | Prefer `String#slice()` over `String#substr()` and `String#substring()`. | ✅ | 🔧 | |\n| [prefer-string-starts-ends-with](docs/rules/prefer-string-starts-ends-with.md) | Prefer `String#startsWith()` & `String#endsWith()` over `RegExp#test()`. | ✅ | 🔧 | 💡 |\n| [prefer-string-trim-start-end](docs/rules/prefer-string-trim-start-end.md) | Prefer `String#trimStart()` / `String#trimEnd()` over `String#trimLeft()` / `String#trimRight()`. | ✅ | 🔧 | |\n| [prefer-structured-clone](docs/rules/prefer-structured-clone.md) | Prefer using `structuredClone` to create a deep clone. | ✅ | | 💡 |\n| [prefer-switch](docs/rules/prefer-switch.md) | Prefer `switch` over multiple `else-if`. | ✅ | 🔧 | |\n| [prefer-ternary](docs/rules/prefer-ternary.md) | Prefer ternary expressions over simple `if-else` statements. | ✅ | 🔧 | |\n| [prefer-top-level-await](docs/rules/prefer-top-level-await.md) | Prefer top-level await over top-level promises and async function calls. | ✅ | | 💡 |\n| [prefer-type-error](docs/rules/prefer-type-error.md) | Enforce throwing `TypeError` in type checking conditions. | ✅ | 🔧 | |\n| [prevent-abbreviations](docs/rules/prevent-abbreviations.md) | Prevent abbreviations. | ✅ | 🔧 | |\n| [relative-url-style](docs/rules/relative-url-style.md) | Enforce consistent relative URL style. | ✅ | 🔧 | 💡 |\n| [require-array-join-separator](docs/rules/require-array-join-separator.md) | Enforce using the separator argument with `Array#join()`. | ✅ | 🔧 | |\n| [require-number-to-fixed-digits-argument](docs/rules/require-number-to-fixed-digits-argument.md) | Enforce using the digits argument with `Number#toFixed()`. | ✅ | 🔧 | |\n| [require-post-message-target-origin](docs/rules/require-post-message-target-origin.md) | Enforce using the `targetOrigin` argument with `window.postMessage()`. | | | 💡 |\n| [string-content](docs/rules/string-content.md) | Enforce better string content. | | 🔧 | 💡 |\n| [switch-case-braces](docs/rules/switch-case-braces.md) | Enforce consistent brace style for `case` clauses. | ✅ | 🔧 | |\n| [template-indent](docs/rules/template-indent.md) | Fix whitespace-insensitive template indentation. | ✅ | 🔧 | |\n| [text-encoding-identifier-case](docs/rules/text-encoding-identifier-case.md) | Enforce consistent case for text encoding identifiers. | ✅ | 🔧 | 💡 |\n| [throw-new-error](docs/rules/throw-new-error.md) | Require `new` when creating an error. | ✅ | 🔧 | |\n\n\n\n### Deprecated Rules\n\nSee [docs/deprecated-rules.md](docs/deprecated-rules.md)\n\n## Preset configs (`eslint.config.js`)\n\nSee the [ESLint docs](https://eslint.org/docs/latest/user-guide/configuring/configuration-files-new) for more information about extending config files.\n\n**Note**: Preset configs will also enable the correct [language options](https://eslint.org/docs/latest/use/configure/configuration-files-new#configuring-language-options).\n\n### Recommended config\n\nThis plugin exports a [`recommended` config](configs/recommended.js) that enforces good practices.\n\n#### ES Module (Recommended)\n\n```js\nimport eslintPluginUnicorn from 'eslint-plugin-unicorn';\n\nexport default [\n\t\t// …\n\t\teslintPluginUnicorn.configs['flat/recommended'],\n\t\t{\n\t\t\trules: {\n\t\t\t\t'unicorn/better-regex': 'warn',\n\t\t\t},\n\t\t},\n];\n```\n\n#### CommonJS\n\n```js\n'use strict';\nconst eslintPluginUnicorn = require('eslint-plugin-unicorn');\n\nmodule.exports = [\n\t\t// …\n\t\teslintPluginUnicorn.configs['flat/recommended'],\n\t\t{\n\t\t\trules: {\n\t\t\t\t'unicorn/better-regex': 'warn',\n\t\t\t},\n\t\t},\n];\n```\n\n### All config\n\nThis plugin exports an [`all` config](configs/all.js) that makes use of all rules (except for deprecated ones).\n\n#### ES Module (Recommended)\n\n```js\nimport eslintPluginUnicorn from 'eslint-plugin-unicorn';\n\nexport default [\n\t\t// …\n\t\teslintPluginUnicorn.configs['flat/all'],\n\t\t{\n\t\t\trules: {\n\t\t\t\t'unicorn/better-regex': 'warn',\n\t\t\t},\n\t\t},\n];\n```\n\n#### CommonJS\n\n```js\n'use strict';\nconst eslintPluginUnicorn = require('eslint-plugin-unicorn');\n\nmodule.exports = [\n\t\t// …\n\t\teslintPluginUnicorn.configs['flat/all'],\n\t\t{\n\t\t\trules: {\n\t\t\t\t'unicorn/better-regex': 'warn',\n\t\t\t},\n\t\t},\n];\n```\n\n## Preset configs (`.eslintrc.*` or `package.json`)\n\nSee the [ESLint docs](https://eslint.org/docs/user-guide/configuring/configuration-files#extending-configuration-files) for more information about extending config files.\n\n**Note**: Preset configs will also enable the correct [parser options](https://eslint.org/docs/user-guide/configuring/language-options#specifying-parser-options) and [environment](https://eslint.org/docs/user-guide/configuring/language-options#specifying-environments).\n\n### Recommended config\n\nThis plugin exports a [`recommended` config](configs/recommended.js) that enforces good practices.\n\n```json\n{\n\t\"name\": \"my-awesome-project\",\n\t\"eslintConfig\": {\n\t\t\"extends\": \"plugin:unicorn/recommended\",\n\t\t\"rules\": {\n\t\t\t\"unicorn/better-regex\": \"warn\"\n\t\t}\n\t}\n}\n```\n\n### All config\n\nThis plugin exports an [`all` config](configs/all.js) that makes use of all rules (except for deprecated ones).\n\n```json\n{\n\t\"name\": \"my-awesome-project\",\n\t\"eslintConfig\": {\n\t\t\"extends\": \"plugin:unicorn/all\"\n\t}\n}\n```\n\n## Maintainers\n\n- [Sindre Sorhus](https://github.com/sindresorhus)\n- [Fisker Cheung](https://github.com/fisker)\n- [Bryan Mishkin](https://github.com/bmish)\n- [futpib](https://github.com/futpib)\n\n### Former\n\n- [Jeroen Engels](https://github.com/jfmengels)\n- [Sam Verschueren](https://github.com/SamVerschueren)\n- [Adam Babcock](https://github.com/MrHen)\n","readmeFilename":"readme.md"}