Add typescript validation script
"react": "^16.8.6",
"react-native": "^0.59.8",
"sinon": "^7.3.2",
- "wait-for-expect": "^1.2.0"
+ "wait-for-expect": "^1.2.0",
+ "esprima": "^4.0.1",
+ "typescript": "^4.0.3"
},
"jest": {
"preset": "react-native",
