yarn-error.log

Arguments: 
  /usr/local/Cellar/node/8.9.1/bin/node /usr/local/Cellar/yarn/1.3.2/libexec/bin/yarn.js

PATH: 
  /Users/akshay/.gem/bin:/usr/local/bin:/usr/bin:/bin:/usr/sbin:/sbin:/Users/akshay/Library/Android/sdk/tools:/Users/akshay/Library/Android/sdk/platform-tools

Yarn version: 
  1.3.2

Node version: 
  8.9.1

Platform: 
  darwin x64

npm manifest: 
  {
    "name": "react-native-sound-demo",
    "version": "0.1.1",
    "description": "react-native-sound demo project",
    "repository": {
      "type": "git",
      "url": "git+https://github.com/zmxv/react-native-sound-demo.git"
    },
    "keywords": [
      "react-native-sound"
    ],
    "author": "Zhen Wang <z@zmxv.com> (http://blog.zmxv.com)",
    "license": "MIT",
    "dependencies": {
      "react": "^15.4.2",
      "react-native": "^0.41.2"
      // "react-native-sound": "git+ssh://git@github.com:zmxv/react-native-sound.git#HEAD"
    }
  }

yarn manifest: 
  No manifest

Lockfile: 
  No lockfile

Trace: 
  SyntaxError: /Users/akshay/Project/ReactNative/react-native-sound-demo/package.json: Unexpected token / in JSON at position 429
      at JSON.parse (<anonymous>)
      at /usr/local/Cellar/yarn/1.3.2/libexec/lib/cli.js:770:59
      at Generator.next (<anonymous>)
      at step (/usr/local/Cellar/yarn/1.3.2/libexec/lib/cli.js:92:30)
      at /usr/local/Cellar/yarn/1.3.2/libexec/lib/cli.js:103:13
      at <anonymous>