tsconfig.json

{
  /* the configuration of the typescript compiler. See docs https://github.com/Microsoft/TypeScript/wiki/Compiler-Options
  The settings outDir and rootDir are managed by sbt-typescript.
  */
  "compilerOptions": {
    "target": "es5",
    "module": "system",
    "moduleResolution": "node",
    /* the following two settings are required for angular2 annotations to work*/
    "emitDecoratorMetadata": true,
    "experimentalDecorators":true,
    /* for reading your ts source while debugging from a browser */
    "sourceMap": true,
    "mapRoot": "/assets",
    "sourceRoot": "/assets",
    "rootDirs": ["app/assets","test/assets"],
    "baseUrl": ".",
    "allowSyntheticDefaultImports": true,
    "paths": {
      "*": [
        "*",
        "target/web/node-modules/main/webjars/*"
      ]
    },
    /* noImplicitAny when you want your typescript to be fully typed */
    "noImplicitAny":true,
    "noFallthroughCasesInSwitch":true,
    "noImplicitReturns":true,
    "noImplicitThis":true,
    // "strictNullChecks":true, doesn't work yet with @angular RC4
    "outDir": "./target/ts",
    "lib": ["es6", "dom"]
  },
  /* the information below is not used by sbt-typescript. but you can use it if you want to run tsc -p .*/
  "exclude": [
    "node_modules",
    "project/target",
    "typings/main",
    "typings/main.d.ts",
    "typings/browser",
    "target/web"
  ]
}