no-array-index-key rule not working with Optional chaining (?.)

[refaelok]

While using chinning condition, no-array-index-key are not recognize using index as key.
The following code example are not display any lint issue:

const someArray = [1, 2, 3, 4, 5];

someArray?.map((code, index) => (
	<option key={index} value={code}>
		{code}
	</option>
))

Configuration

.eslintrc

{
  "root": true,
  "parser": "@typescript-eslint/parser",
  "plugins": [
    "@typescript-eslint"
  ],
  "settings": {
    "react": {
      "version": "detect" // Tells eslint-plugin-react to automatically detect the version of React to use
    }
  },
  "extends": [
    "airbnb-typescript",
    "plugin:react/recommended",
    "plugin:harmony-boilerplate/recommended",
    "plugin:@typescript-eslint/recommended"
  ],
  "parserOptions": {
    "project": "./tsconfig.json",
    "ecmaVersion": 2020, // Allows for the parsing of modern ECMAScript features
    "sourceType": "module", // Allows for the use of imports
    "ecmaFeatures": {
      "jsx": true // Allows for the parsing of JSX
    }
  },
  "rules": {
    "no-multiple-empty-lines": ["error", { "max": 1, "maxEOF": 1 }],
    "react/sort-comp": ["off"],
    "react/prefer-stateless-function": ["off"],
    "import/no-named-as-default": ["off"],
    "arrow-body-style": ["off"],
    "import/order": ["off"],
    "func-names": ["off"],
    "guard-for-in": ["off"],
    "lines-between-class-members": ["off"],
    "jsx-a11y/label-has-associated-control": ["off"],
    "import/prefer-default-export": "off",
    "import/no-default-export": "off",
    "react/jsx-one-expression-per-line": ["off"],
    "class-methods-use-this": ["off"],
    "max-len": ["error", { "code": 180 }],
    "@typescript-eslint/explicit-function-return-type": ["off"],
    "@typescript-eslint/no-use-before-define": ["off"],
    "@typescript-eslint/no-explicit-any": ["off"],
    "no-trailing-spaces": ["error", { "skipBlankLines": true, "ignoreComments": true }],
    "react/jsx-props-no-spreadings": ["off"],
    "linebreak-style": 0,
    "global-require": 0,
    "eslint-linebreak-style": [0, "error", "windows"],
    "indent": ["error", "tab", { "SwitchCase": 1 }],
    "no-tabs": ["error", { "allowIndentationTabs": true }],
    "react/jsx-indent-props": ["error", "tab"],
    "react/jsx-indent": ["error", "tab"],
    "@typescript-eslint/indent": ["error", "tab"],
    "comma-dangle": ["error", "only-multiline"],
    "no-console": 1
  }
}

package.json

{
  "name": "harmony-boilerplate-client",
  "version": "2.0.0",
  "description": "Harmony Boilerplate gives you the best developer experience with all the features you need for production based react redux: react routers & mobile rendering, TypeScript support, smart bundling, sagas, and more. No config needed.",
  "main": "index.js",
  "repository": "",
  "scripts": {
    "clean:dist": "rimraf dist",
    "lint": "esw ./src --ext .ts,.tsx",
    "lint:watch": "esw ./src --ext .ts,.tsx -w --color",
    "lint:test": "esw ./test --ext .ts,.tsx",
    "lint-and-fix": "eslint ./src --ext .ts,.tsx --fix",
    "lite": "npm run clean:dist && poi --prod && lite-server",
    "build": "npm run lint && poi --prod",
    "serve": "poi --serve",
    "dev": "npm run serve",
    "start": "npm-run-all --parallel lint:watch dev",
    "test": "npm run lint:test && tsc --noEmit && jest"
  },
  "author": "",
  "license": "ISC",
  "devDependencies": {
    "@babel/cli": "7.8.4",
    "@babel/core": "7.9.6",
    "@babel/node": "7.8.7",
    "@babel/plugin-proposal-class-properties": "7.8.3",
    "@babel/plugin-proposal-decorators": "7.8.3",
    "@babel/preset-env": "7.1.6",
    "@babel/preset-react": "7.0.0",
    "@babel/register": "7.0.0",
    "@poi/plugin-typescript": "12.3.1",
    "@types/expect-puppeteer": "2.2.1",
    "@types/jest": "22.2.3",
    "@types/jest-environment-puppeteer": "2.2.0",
    "@types/node": "13.13.5",
    "@types/puppeteer": "1.2.3",
    "@typescript-eslint/eslint-plugin": "2.33.0",
    "@typescript-eslint/parser": "2.33.0",
    "babel-loader": "8.0.4",
    "chai": "4.2.0",
    "chai-jquery": "2.1.0",
    "copy-webpack-plugin": "6.2.0",
    "cross-env": "5.2.0",
    "enzyme": "3.10.0",
    "enzyme-adapter-react-16": "1.14.0",
    "eslint": "7.13.0",
    "eslint-config-airbnb-typescript": "7.2.1",
    "eslint-plugin-harmony-boilerplate": "^1.0.3",
    "eslint-plugin-import": "2.22.1",
    "eslint-plugin-jsx-a11y": "6.2.3",
    "eslint-plugin-react": "7.20.0",
    "eslint-plugin-react-hooks": "4.0.2",
    "eslint-watch": "6.0.1",
    "eslint-webpack-plugin": "2.4.1",
    "gulp": "4.0.2",
    "gulp-footer": "1.1.2",
    "gulp-header": "1.8.12",
    "gulp-inject": "4.3.2",
    "gulp-inject-string": "1.1.1",
    "gulp-rename": "1.4.0",
    "gulp-replace": "0.5.4",
    "gulp-sass": "3.2.1",
    "gulp-template": "4.0.0",
    "jest": "26.0.1",
    "jest-puppeteer": "2.4.0",
    "jquery": "3.5.1",
    "jsdom": "8.5.0",
    "lite-server": "^2.5.4",
    "mocha": "7.1.2",
    "npm-run-all": "latest",
    "poi": "12.10.3",
    "react-hot-loader": "4.12.21",
    "rimraf": "2.6.2",
    "sass-loader": "8.0.2",
    "sinon": "6.2.0",
    "ts-jest": "26.0.0",
    "ts-loader": "7.0.3",
    "tsconfig-paths-webpack-plugin": "3.2.0",
    "typescript": "3.8.3"
  },
  "dependencies": {
    "@types/history": "4.7.6",
    "@types/lodash": "^4.14.161",
    "@types/moment": "2.13.0",
    "@types/react": "16.9.34",
    "@types/react-dom": "16.9.7",
    "@types/react-redux": "7.1.8",
    "@types/react-router": "5.1.8",
    "@types/react-router-dom": "5.1.5",
    "@types/redux-form": "8.2.5",
    "@types/seamless-immutable": "7.1.12",
    "@types/react-toast-notifications": "2.4.0",
    "axios": "0.18.1",
    "bcryptjs": "2.4.3",
    "bootstrap": "4.4.1",
    "guid": "0.0.12",
    "history": "4.10.1",
    "lodash": "^4.17.20",
    "moment": "2.27.0",
    "react": "16.13.1",
    "react-bootstrap": "1.0.1",
    "react-device-detect": "1.12.1",
    "react-dom": "16.13.1",
    "react-localize-redux": "3.5.3",
    "react-redux": "7.2.0",
    "react-redux-spinner": "2.0.0",
    "react-router": "5.2.0",
    "react-router-dom": "5.2.0",
    "react-toast-notifications": "2.4.0",
    "reduce-reducers": "1.0.4",
    "redux": "4.0.5",
    "redux-devtools-extension": "2.13.5",
    "redux-flow-manager": "~1.0.40",
    "redux-form": "8.3.5",
    "redux-persist": "6.0.0",
    "redux-saga": "1.1.3",
    "redux-simple-cart": "0.2.1",
    "reduxsauce": "1.1.2",
    "seamless-immutable": "7.1.4",
    "uuid": "~8.3.0",
    "ws": "3.3.1",
    "ws-reconnect-js": "1.0.4"
  }
}