message: Update TextEditor and update to ES2020
diff: {
  "compilerOptions": {
  - "lib": ["DOM", "ES6", "ES2017"],
  + "lib": ["DOM", "ES2020"],
  "moduleResolution": "Node",
  "noEmit": true,
  "strict": true,
  - "target": "ES2017"
  + "target": "ES2020"
  },
  "include": ["index.d.ts", "test-d"]
  }
  