Define globals property

Author: Shinigami92

.eslintrc.js

@@ -103,13 +103,15 @@ module.exports = defineConfig({
           'phantomjs',
           'pragma',
           'prototypejs',
+          'readonly',
           'scripthost',
           'sharedmemory',
           'tsconfig',
           'typedarrays',
           'webextensions',
           'webworker',
-          'wellknown'
+          'wellknown',
+          'writeable'
         ]
       }
     ],

src/index.d.ts

@@ -34,6 +34,12 @@ export interface EslintConfig {
    * @see [Extends](https://eslint.org/docs/user-guide/configuring/configuration-files#extending-configuration-files)
    */
   extends?: Extends;
+  /**
+   * Specifying Globals.
+   *
+   * @see [Globals](https://eslint.org/docs/user-guide/configuring/language-options#specifying-globals)
+   */
+  globals?: Record<string, 'readonly' | 'writable' | false | 'readable' | true | 'writeable' | 'off'>;
   /**
    * Parser.
    *