v7

.eslintrc.js

@@ -1,3 +1,3 @@
 module.exports = {
-    extends: ['./index.js', 'prettier'],
+    extends: ['./index.js'],
 };

.nvmrc

@@ -1 +1 @@
-14.17.4
+16.13.1

index.js

@@ -1,132 +1,47 @@
 // This is a workaround for: https://github.com/eslint/eslint/issues/3458
 require('@rushstack/eslint-patch/modern-module-resolution');
 
-const dotProp = require('dot-prop');
-const findUp = require('find-up');
-const readPkgUp = require('read-pkg-up');
-const semver = require('semver');
+const {mergeAndConcat} = require('merge-anything');
 
+const babel = require('./src/babel');
+const electron = require('./src/electron');
 const eslint = require('./src/eslint');
-const eslintComments = require('./src/eslint-comments');
+const comments = require('./src/comments');
 const getOffMyLawn = require('./src/get-off-my-lawn');
 const imprt = require('./src/import');
-const json = require('./src/json');
-const jsxA11y = require('./src/jsx-a11y');
 const jest = require('./src/jest');
+const json = require('./src/json');
+const next = require('./src/next');
 const node = require('./src/node');
 const objects = require('./src/objects');
+const prettier = require('./src/prettier');
 const react = require('./src/react');
-const reactHooks = require('./src/react-hooks');
 const reactNative = require('./src/react-native');
 const security = require('./src/security');
+const typescript = require('./src/typescript');
 const unicorn = require('./src/unicorn');
 
-const pkg = readPkgUp.sync() || {};
-
-const packageJsonContains = (dependency) =>
-    dotProp.get(pkg, `packageJson.dependencies.${dependency}`) ||
-    dotProp.get(pkg, `packageJson.devDependencies.${dependency}`);
-
-const usesBabelConfig = findUp.sync(['.babelrc', '.babelrc.json', 'babel.config.json']);
-const usesElectron = packageJsonContains('electron');
-const usesJest = packageJsonContains('jest');
-const usesNext = packageJsonContains('next');
-const usesPrettier = packageJsonContains('prettier');
-const usesReact = packageJsonContains('react');
-const usesReactNative = packageJsonContains('react-native');
-const reactVersion = usesReact ? semver.coerce(usesReact).version : undefined;
-
-const config = {
-    env: {
-        browser: true,
-        commonjs: true,
-        es2021: true,
-        node: true,
-        'shared-node-browser': true,
-    },
-    parser: '@babel/eslint-parser',
-    parserOptions: {
-        allowImportExportEverywhere: true,
-        ecmaVersion: 2021,
-        requireConfigFile: false,
-        sourceType: 'module',
-    },
-    plugins: ['eslint-comments', 'get-off-my-lawn', 'import', 'json', 'node', 'objects', 'security', 'unicorn'],
-    reportUnusedDisableDirectives: true,
-    rules: {
-        ...eslint,
-        ...eslintComments,
-        ...getOffMyLawn,
-        ...imprt,
-        ...json,
-        ...node,
-        ...objects,
-        ...security,
-        ...unicorn,
-    },
-};
-
-if (usesElectron) {
-    dotProp.set(config, 'settings.node.allowModules', ['electron']);
-}
-
-if (usesJest) {
-    dotProp.set(config, 'env.jasmine', true);
-    dotProp.set(config, 'env.jest', true);
-    config.plugins.push('jest');
-    config.rules = {
-        ...config.rules,
-        ...jest,
-    };
-}
-
-if (usesReact) {
-    dotProp.set(config, 'parserOptions.ecmaFeatures.jsx', true);
-    dotProp.set(config, 'settings.react.version', 'detect');
-    config.plugins.push('react');
-    config.rules = {
-        ...config.rules,
-        ...react,
-    };
-
-    if (semver.gte(reactVersion, '16.8.0')) {
-        config.plugins.push('react-hooks');
-        config.rules = {
-            ...config.rules,
-            ...reactHooks,
-        };
-    }
-
-    if (usesReactNative) {
-        dotProp.set(config, 'env.react-native/react-native', true);
-        config.plugins.push('react-native');
-        config.rules = {
-            ...config.rules,
-            ...reactNative,
-        };
-    } else {
-        config.plugins.push('jsx-a11y');
-        config.rules = {
-            ...config.rules,
-            ...jsxA11y,
-        };
-    }
-}
-
-if (usesBabelConfig) {
-    dotProp.set(config, 'parserOptions.babelOptions.configFile', usesBabelConfig);
-    dotProp.set(config, 'parserOptions.requireConfigFile', true);
-} else if (usesNext) {
-    dotProp.set(config, 'parserOptions.babelOptions.presets', ['next/babel']);
-} else if (usesReact) {
-    dotProp.set(config, 'parserOptions.babelOptions.presets', ['@babel/preset-react']);
-}
-
-if (usesPrettier) {
-    config.rules = {
-        ...config.rules,
-        ...require('eslint-config-prettier').rules,
-    };
-}
+const config = mergeAndConcat(
+    // Order of these doesn't matter.
+    comments,
+    babel,
+    electron,
+    eslint,
+    getOffMyLawn,
+    imprt,
+    jest,
+    json,
+    next,
+    node,
+    objects,
+    react,
+    reactNative,
+    security,
+    unicorn,
+    // These need to be listed last, and in this order, to override
+    // or modify rules in the various configs above, as needed.
+    typescript,
+    prettier
+);
 
 module.exports = config;

jest.config.js

@@ -1,12 +1,4 @@
 module.exports = {
     coverageDirectory: '.coverage',
-    coverageThreshold: {
-        global: {
-            branches: 100,
-            functions: 100,
-            lines: 100,
-            statements: 100,
-        },
-    },
     testEnvironment: 'node',
 };