const prettierConfig = require("./package.json").prettier; const isFix = process.argv.includes("--fix"); module.exports = { root: true, ignorePatterns: ["**/*.d.ts", "**/*.js"], env: { node: true, browser: false, es2020: true, }, parserOptions: { ecmaVersion: 2020, parser: require.resolve("@typescript-eslint/parser"), project: "./tsconfig.json", sourceType: "module", tsconfigRootDir: __dirname, }, plugins: ["@typescript-eslint", "prettier", "import", "promise", "unicorn", "header"], extends: [ "plugin:@typescript-eslint/eslint-recommended", "plugin:@typescript-eslint/recommended", "plugin:@typescript-eslint/recommended-requiring-type-checking", "plugin:promise/recommended", "plugin:import/warnings", "plugin:import/errors", "plugin:import/typescript", "prettier", "prettier/@typescript-eslint", ], settings: { "import/resolver": { [require.resolve("eslint-import-resolver-typescript")]: {}, [require.resolve("eslint-import-resolver-node")]: {}, }, }, overrides: [], rules: { // before adding new rules - https://github.com/prettier/eslint-plugin-prettier/issues/65 "@typescript-eslint/await-thenable": "warn", "@typescript-eslint/dot-notation": "warn", "@typescript-eslint/explicit-function-return-type": "off", "@typescript-eslint/explicit-module-boundary-types": [ "warn", { allowArgumentsExplicitlyTypedAsAny: true, }, ], "@typescript-eslint/lines-between-class-members": "off", "@typescript-eslint/no-base-to-string": "off", "@typescript-eslint/no-empty-function": "off", "@typescript-eslint/no-explicit-any": "off", "@typescript-eslint/no-inferrable-types": [ "warn", { ignoreParameters: true, ignoreProperties: true, }, ], "@typescript-eslint/no-misused-promises": "off", "@typescript-eslint/no-namespace": "off", "@typescript-eslint/no-redundant-type-constituents": "off", "@typescript-eslint/no-shadow": "off", "@typescript-eslint/no-unnecessary-type-assertion": "off", "@typescript-eslint/no-unnecessary-type-constraint": "off", "@typescript-eslint/no-unsafe-argument": "off", "@typescript-eslint/no-unsafe-assignment": "off", "@typescript-eslint/no-unsafe-call": "off", "@typescript-eslint/no-unsafe-enum-comparison": "off", "@typescript-eslint/no-unsafe-member-access": "off", "@typescript-eslint/no-unsafe-return": "off", "@typescript-eslint/no-unused-vars": "warn", "@typescript-eslint/no-use-before-define": [ // function hoisting is a common, accepted pattern "error", { classes: true, functions: false, typedefs: true, variables: true, }, ], "@typescript-eslint/prefer-regexp-exec": "off", "@typescript-eslint/require-await": "off", "class-methods-use-this": "off", "consistent-return": "off", eqeqeq: "warn", "header/header": [ "error", "line", [ " Copyright (c) Microsoft Corporation. All rights reserved.", " Licensed under the MIT license. See LICENSE file in the project root for details.", ], ], "import/extensions": [ "error", "always", { js: "never", jsx: "never", mjs: "never", ts: "never", tsx: "never", }, ], "import/newline-after-import": "warn", "import/no-cycle": "off", "import/no-extraneous-dependencies": "off", "import/no-mutable-exports": "off", "import/no-require": "off", "import/no-unresolved": "off", "import/no-useless-path-segments": "warn", "import/order": "warn", "import/prefer-default-export": "off", "linebreak-style": "off", "lines-between-class-members": "off", "max-classes-per-file": "off", "no-async-promise-executor": "warn", "no-await-in-loop": "warn", "no-else-return": "warn", "no-empty-function": "off", "no-extra-boolean-cast": "warn", "no-lonely-if": "warn", "no-nested-ternary": "warn", "no-param-reassign": "warn", "no-plusplus": "off", "no-promise-executor-return": "error", "no-restricted-globals": "warn", "no-restricted-syntax": [ "error", { message: "for..in loops iterate over the entire prototype chain, which is virtually never what you want. Use Object.{keys,values,entries}, and iterate over the resulting array.", selector: "ForInStatement", }, { message: "Labels are a form of GOTO; using them makes code confusing and hard to maintain and understand.", selector: "LabeledStatement", }, { message: "`with` is disallowed in strict mode because it makes code impossible to predict and optimize.", selector: "WithStatement", }, ], "no-shadow": "off", "no-undef-init": "error", "no-underscore-dangle": "off", "no-unneeded-ternary": "warn", "no-useless-computed-key": "error", "no-useless-escape": "warn", "no-useless-return": "off", "no-void": [ "error", { allowAsStatement: true, }, ], "object-shorthand": "warn", "prefer-destructuring": "off", "prefer-template": "error", "prettier/prettier": ["error", prettierConfig], "promise/always-return": "off", "promise/catch-or-return": "off", "promise/param-names": "off", "promise/valid-params": "warn", "spaced-comment": [ "error", "always", { markers: ["/"], }, ], "unicorn/better-regex": "warn", "unicorn/filename-case": [ "warn", { cases: { camelCase: true, // pascalCase: true, }, ignore: [/rn-extension\.ts/], }, ], "unicorn/no-array-reduce": "warn", "unicorn/no-for-loop": isFix ? "off" : "warn", "unicorn/no-instanceof-array": "warn", "unicorn/no-new-array": "warn", "unicorn/no-new-buffer": "warn", "unicorn/prefer-array-find": "warn", "unicorn/prefer-array-index-of": "warn", "unicorn/prefer-array-some": "warn", "unicorn/prefer-includes": "warn", "unicorn/prefer-ternary": isFix ? "off" : "warn", "use-isnan": "warn", "valid-typeof": "warn", yoda: "warn", }, globals: { process: "readonly", }, };