{
  "compilerOptions": {
    "target": "es5",
    "module": "commonjs",
    "moduleResolution": "node",
    "isolatedModules": false,
    "declaration": true,
    "noImplicitAny": true,
    "suppressImplicitAnyIndexErrors": true,
    "removeComments": false,
    "preserveConstEnums": true,
    "noEmitOnError": true,
    "noImplicitThis": true,
    "noImplicitReturns": true,
    "inlineSourceMap": true
  },
  "include": [
    "../typings/*.d.ts",
    "static/*.ts"
  ]
}

{
  "compilerOptions": {
    "target": "es5",
    "module": "commonjs",
    "moduleResolution": "node",
    "isolatedModules": false,
    "declaration": true,
    "noImplicitAny": true,
    "strictFunctionTypes": true,
    "strictNullChecks": false,
    "suppressImplicitAnyIndexErrors": true,
    "removeComments": false,
    "preserveConstEnums": true,
    "noEmitOnError": true,
    "noImplicitThis": true,
    "noImplicitReturns": true,
    "inlineSourceMap": true
  },
  "include": [
    "../typings/*.d.ts",
    "static/*.ts"
  ]
}

Enable strict function checks in typescript
Enable strict function checks in typescript