yarn-error.log

Arguments: 
  C:\Program Files\nodejs\node.exe C:\Users\kingwang09\AppData\Roaming\npm\node_modules\yarn\bin\yarn.js install

PATH: 
  C:\Windows\system32;C:\Windows;C:\Windows\System32\Wbem;C:\Windows\System32\WindowsPowerShell\v1.0\;C:\Program Files\nodejs\;C:\Program Files\Git\cmd;C:\Program Files\Git\mingw32\bin;C:\Program Files\Git\usr\bin;C:\Users\kingwang09\AppData\Roaming\npm;C:\Program Files\Microsoft VS Code\bin

Yarn version: 
  1.1.0

Node version: 
  6.11.3

Platform: 
  win32 ia32

npm manifest: 
  {
    "name": "react-native-pure-chart",
    "version": "0.0.3",
    "description": "",
    "devDependencies": {
      "jest-expo": "~20.0.0",
      "react-native-scripts": "1.3.1",
      "react-test-renderer": "16.0.0-alpha.12",
      "expo": "^20.0.0"
    },
    //"main": "./pure-chart.js",
    "main": "./App.js",
    "scripts": {
      "start": "react-native-scripts start",
      "eject": "react-native-scripts eject",
      "android": "react-native-scripts android",
      "ios": "react-native-scripts ios",
      "test": "node node_modules/jest/bin/jest.js --watch"
    },
    "jest": {
      "preset": "jest-expo"
    },
    "dependencies": {
      "prop-types": "^15.6.0",
      "react": "16.0.0-alpha.12",
      "react-native": "^0.47.0"
    },
    "repository": {
      "type": "git",
      "url": "git+https://github.com/oksktank/react-native-pure-chart.git"
    },
    "keywords": [
      "react-native",
      "react",
      "chart",
      "pure"
    ],
    "author": "",
    "license": "MIT",
    "bugs": {
      "url": "https://github.com/oksktank/react-native-pure-chart/issues"
    },
    "homepage": "https://github.com/oksktank/react-native-pure-chart#readme"
  }

yarn manifest: 
  No manifest

Lockfile: 
  No lockfile

Trace: 
  SyntaxError: A:\git\react-native-pure-chart\package.json: Unexpected token / in JSON at position 245
      at Object.parse (native)
      at C:\Users\kingwang09\AppData\Roaming\npm\node_modules\yarn\lib\cli.js:764:59
      at next (native)
      at step (C:\Users\kingwang09\AppData\Roaming\npm\node_modules\yarn\lib\cli.js:92:30)
      at C:\Users\kingwang09\AppData\Roaming\npm\node_modules\yarn\lib\cli.js:103:13