{
    "compilerOptions": {
        "jsx": "preserve",
        "module": "es6",
        "moduleResolution": "node",
        "noImplicitAny": true,
        "suppressImplicitAnyIndexErrors": true,
        "removeComments": false,
        "preserveConstEnums": true,
        "outDir": "./dist/client/__obj/",
        "target": "ES6",
        "sourceMap": true
    },
    "files": [
        "./client/script/karen.ts"
    ]
}

{
    "compilerOptions": {
        "jsx": "preserve",
        "module": "es2015",
        "moduleResolution": "node",
        "noImplicitAny": true,
        "suppressImplicitAnyIndexErrors": true,
        "removeComments": false,
        "preserveConstEnums": true,
        "outDir": "./dist/client/__obj/",
        "target": "ES2015",
        "sourceMap": true
    },
    "files": [
        "./client/script/karen.ts"
    ]
}

Update tsc options to 'ES2015', not 'ES6'.
Update tsc options to 'ES2015', not 'ES6'.
