project-structure-fcf.txt

myproject
 +- functions/  
      |
      +- package.json  # npm pkg file
      |
      +- tsconfig.json
      |
      +- tslint.json # Optional - if you opted out of tslint, this wont be here
      |
      +- src/     # Directory containing TypeScript source
      |   |
      |   +- index.ts  # main source file for your Cloud Functions code
      |
      +- lib/
          |
          +- index.js  # Built/transpiled JavaScript code
          |
          +- index.js.map # Source map for debugging