Extract TypeScript-related rules to separate config

Author: alexesprit

index.js

@@ -1,248 +1,8 @@
 'use strict';
 
-module.exports = {
-	env: {
-		es6: true,
-		node: true,
-	},
-	extends: ['plugin:vue/base'],
-	overrides: [
-		{
-			files: '*.ts',
-			extends: [
-				'plugin:@typescript-eslint/eslint-recommended',
-				'plugin:@typescript-eslint/recommended',
-				'plugin:@typescript-eslint/recommended-requiring-type-checking',
-			],
-			parser: '@typescript-eslint/parser',
-			parserOptions: {
-				project: 'tsconfig.json',
-				tsconfigRootDir: '.',
-			},
-			plugins: ['@typescript-eslint'],
-			rules: {
-				'@typescript-eslint/no-floating-promises': 'off',
-			},
-		},
-		{
-			files: '*.js',
-			extends: ['eslint:recommended'],
-			parserOptions: {
-				ecmaVersion: '2017',
-			},
-			rules: {
-				strict: ['error', 'global'],
-
-				'jsdoc/no-undefined-types': 'warn',
-			},
-		},
-	],
-	plugins: ['jsdoc', 'vue'],
-	rules: {
-		/*
-		 * Possible errors
-		 */
-
-		// Enforce "for" loop update clause moving the counter
-		// in the right direction
-		'for-direction': 'error',
-
-		// Allow unnecessary parentheses
-		'no-extra-parens': 'off',
-
-		// Disallow template literal placeholder syntax in regular string
-		'no-template-curly-in-string': 'error',
-
-		/*
-		 * Best practices
-		 */
-
-		// Enforce consistent brace style for all control statements
-		curly: 'error',
-
-		// Require the use of === and !==
-		eqeqeq: 'error',
-
-		// Disallow `else` blocks after `return` statements in `if` statements
-		'no-else-return': 'error',
-
-		// Disallow empty functions
-		'no-empty-function': 'error',
-
-		// Disallow function declarations and expressions inside loop statements
-		'no-loop-func': 'error',
-
-		// Disallow new operators with the String, Number, and Boolean objects
-		'no-new-wrappers': 'error',
-
-		// Disallow reassigning function parameters
-		'no-param-reassign': 'error',
-
-		// Disallow unnecessary concatenation of strings
-		'no-useless-concat': 'error',
-
-		// Disallow redundant return statements
-		'no-useless-return': 'error',
-
-		/*
-		 * Stylistic issues
-		 */
-
-		// Require 'one true brace style', in which the opening brace
-		// of a block is placed on the same line as its corresponding
-		// statement or declaration
-		'brace-style': ['error', '1tbs'],
-
-		// Disallow spaces inside of brackets
-		'array-bracket-spacing': ['error', 'never'],
-
-		// Require CamelCase
-		camelcase: ['error', { properties: 'never' }],
-
-		// Require or disallow trailing commas
-		'comma-dangle': [
-			'error',
-			{
-				arrays: 'always-multiline',
-				objects: 'always-multiline',
-				imports: 'always-multiline',
-				exports: 'never',
-				functions: 'never',
-			},
-		],
-
-		// Require space after comma
-		'comma-spacing': ['error', { after: true }],
-
-		// Require newline at the end of files
-		'eol-last': ['error', 'always'],
-
-		// Disallow spacing between function identifiers and their invocations
-		'func-call-spacing': 'error',
-
-		// Use tabs as indentation
-		// Enforce indentation level for case clauses in switch statements
-		indent: ['error', 'tab', { SwitchCase: 1 }],
-
-		// Require space after colon in object literal properties
-		'key-spacing': ['error', { afterColon: true }],
-
-		// Require space before and after keywords
-		'keyword-spacing': 'error',
-
-		// Require Unix line endings
-		'linebreak-style': ['error', 'unix'],
+const { baseRules, jsRules } = require('./rules');
 
-		// Disallow empty block statements
-		'no-empty': ['error', { allowEmptyCatch: true }],
-
-		// Disallow `if` statements as the only statement in `else` blocks
-		'no-lonely-if': 'error',
-
-		// Disallow multiple spaces
-		'no-multi-spaces': 'error',
-
-		// Disallow nested ternary expressions
-		'no-nested-ternary': 'error',
-
-		// Disallow trailing whitespace at the end of lines
-		'no-trailing-spaces': 'error',
-
-		// Disallow ternary operators when simpler alternatives exist
-		'no-unneeded-ternary': 'error',
-
-		// Disallow whitespace before properties
-		'no-whitespace-before-property': 'error',
-
-		'one-var': ['error', 'never'],
-
-		// Require spaces inside curly braces
-		'object-curly-spacing': ['error', 'always'],
-
-		// Require single quotes
-		quotes: [
-			'error',
-			'single',
-			{
-				avoidEscape: true,
-			},
-		],
-
-		// Require space before blocks
-		'space-before-blocks': ['error', 'always'],
-
-		// Disallow a space before function parenthesis
-		'space-before-function-paren': [
-			'error',
-			{
-				named: 'never',
-				anonymous: 'never',
-				asyncArrow: 'always',
-			},
-		],
-
-		// Disallow spaces inside of parentheses
-		'space-in-parens': 'error',
-
-		// Require spacing around infix operators
-		'space-infix-ops': 'error',
-
-		// Enforce consistent spacing after the // or /* in a comment
-		'spaced-comment': 'error',
-
-		// Require semicolon at the end of statement
-		semi: ['error', 'always'],
-
-		// Enforce spacing around colons of switch statements
-		'switch-colon-spacing': ['error', { after: true, before: false }],
-
-		/*
-		 * ECMAScript 6
-		 */
-
-		// Require parentheses around arrow function arguments
-		'arrow-parens': 'error',
-		'arrow-spacing': 'error',
-
-		// Require let or const instead of var
-		'no-var': 'error',
-
-		// Require method and property shorthand syntax for object literals
-		'object-shorthand': ['error', 'always'],
-
-		// Require `const` declarations for variables
-		// that are never reassigned after declared
-		'prefer-const': ['error', { destructuring: 'all' }],
-
-		// Require template literals instead of string concatenation
-		'prefer-template': 'error',
-
-		// Disallow spacing around embedded expressions of template strings
-		'template-curly-spacing': 'error',
-
-		/*
-		 * JSDoc plugin
-		 */
-
-		'jsdoc/check-param-names': 'warn',
-		'jsdoc/check-syntax': 'warn',
-		'jsdoc/check-tag-names': 'warn',
-		'jsdoc/check-types': ['warn', { noDefaults: true }],
-		'jsdoc/require-param': 'warn',
-		'jsdoc/require-param-description': 'warn',
-		'jsdoc/require-param-name': 'warn',
-		'jsdoc/require-param-type': 'warn',
-		'jsdoc/require-returns-check': 'warn',
-		'jsdoc/require-returns-description': 'warn',
-		'jsdoc/require-returns-type': 'warn',
-		'jsdoc/valid-types': 'warn',
-	},
-	settings: {
-		jsdoc: {
-			tagNamePreference: {
-				class: 'constructor',
-				returns: 'return',
-			},
-		},
-	},
+module.exports = {
+	...baseRules,
+	overrides: [jsRules],
 };

package.json

@@ -6,7 +6,9 @@
   "license": "MIT",
   "main": "index.js",
   "files": [
-    "index.js"
+    "index.js",
+    "rules.js",
+    "typescript.js"
   ],
   "repository": {
     "type": "git",