Eslint changes

.eslintrc

@@ -32,6 +32,7 @@
     "react/no-unused-prop-types": 0,
     "import/export": 0,
     "no-unused-vars": "off",
+    "no-use-before-define": "off",
     "@typescript-eslint/no-unused-vars": "error"
   }
 }

example/tsconfig.json

@@ -26,7 +26,8 @@
     "forceConsistentCasingInFileNames": true,
     "resolveJsonModule": true,
     "isolatedModules": true,
-    "noEmit": true
+    "noEmit": true,
+    "noFallthroughCasesInSwitch": true
   },
   "include": [
     "src"

package.json

@@ -43,11 +43,11 @@
     "@testing-library/react": "^9.5.0",
     "@testing-library/user-event": "^7.2.1",
     "@types/jest": "^25.1.4",
-    "@types/node": "^12.19.11",
-    "@types/react": "^16.14.2",
-    "@types/react-dom": "^16.9.10",
-    "@typescript-eslint/eslint-plugin": "^2.26.0",
-    "@typescript-eslint/parser": "^2.26.0",
+    "@types/node": "^12.20.4",
+    "@types/react": "^16.14.4",
+    "@types/react-dom": "^16.9.11",
+    "@typescript-eslint/eslint-plugin": "^4.7.0",
+    "@typescript-eslint/parser": "^4.7.0",
     "babel-eslint": "^10.0.3",
     "cross-env": "^7.0.3",
     "eslint-config-prettier": "^6.15.0",
@@ -55,8 +55,8 @@
     "eslint-config-standard-react": "^9.2.0",
     "eslint-plugin-import": "^2.22.1",
     "eslint-plugin-node": "^11.0.0",
-    "eslint-plugin-prettier": "^3.3.0",
-    "eslint-plugin-promise": "^4.2.1",
+    "eslint-plugin-prettier": "^3.3.1",
+    "eslint-plugin-promise": "^4.3.1",
     "eslint-plugin-react": "^7.22.0",
     "eslint-plugin-standard": "^4.1.0",
     "gh-pages": "^2.2.0",
@@ -65,8 +65,8 @@
     "prettier": "^2.2.1",
     "react": "^16.14.0",
     "react-dom": "^16.14.0",
-    "react-scripts": "^3.4.4",
-    "typescript": "^3.8.3"
+    "react-scripts": "^4.0.3",
+    "typescript": "^3.9.9"
   },
   "files": [
     "dist"