这么多警告什么原因

https://github.com/vuejs/vue-devtools

index.js?bed3:147 [WDS] Warnings while compiling.

warnings @ index.js?bed3:147

onmessage @ socket.js?57b2:41

EventTarget.dispatchEvent @ sockjs.js?3600:170

eval @ sockjs.js?3600:887

SockJS._transportMessage @ sockjs.js?3600:885

EventEmitter.emit @ sockjs.js?3600:86

WebSocketTransport.ws.onmessage @ sockjs.js?3600:2961

index.js?bed3:153 ./src/App.vue

]50;CurrentDir=C:\Users\西瓜不凉\Desktop\vuexiang\my-project

  ✘  http://eslint.org/docs/rules/comma-dangle  Unexpected trailing comma  

  src\App.vue:10:14

    name: 'App',

                ^

✘ 1 problem (1 error, 0 warnings)

Errors:

  1  http://eslint.org/docs/rules/comma-dangle

 @ ./src/main.js 4:0-24

 @ multi (webpack)-dev-server/client?http://localhost:8080 webpack/hot/dev-server ./src/main.js

warnings @ index.js?bed3:153

onmessage @ socket.js?57b2:41

EventTarget.dispatchEvent @ sockjs.js?3600:170

eval @ sockjs.js?3600:887

SockJS._transportMessage @ sockjs.js?3600:885

EventEmitter.emit @ sockjs.js?3600:86

WebSocketTransport.ws.onmessage @ sockjs.js?3600:2961

index.js?bed3:153 ./src/pages/home/Home.vue

]50;CurrentDir=C:\Users\西瓜不凉\Desktop\vuexiang\my-project

  ✘  http://eslint.org/docs/rules/no-tabs             Unexpected tab character                           

  src\pages\home\Home.vue:2:2

  <div>home</div>

  ^

  ✘  http://eslint.org/docs/rules/indent              Expected indentation of 2 spaces but found 2 tabs  

  src\pages\home\Home.vue:7:1

  name:'Home'

  ^

  ✘  http://eslint.org/docs/rules/no-tabs             Unexpected tab character                           

  src\pages\home\Home.vue:7:2

  name:'Home'

  ^

  ✘  http://eslint.org/docs/rules/key-spacing         Missing space before value for key 'name'          

  src\pages\home\Home.vue:7:8

  name:'Home'

        ^

  ✘  http://eslint.org/docs/rules/no-trailing-spaces  Trailing spaces not allowed                        

  src\pages\home\Home.vue:8:1

  ^

  ✘  http://eslint.org/docs/rules/no-tabs             Unexpected tab character                           

  src\pages\home\Home.vue:8:2

  ^

  ✘  http://eslint.org/docs/rules/indent              Expected indentation of 0 spaces but found 1 tab   

  src\pages\home\Home.vue:9:1

  }

  ^

  ✘  http://eslint.org/docs/rules/no-tabs             Unexpected tab character                           

  src\pages\home\Home.vue:9:2

  }

  ^

  ✘  http://eslint.org/docs/rules/eol-last            Newline required at end of file but not found      

  src\pages\home\Home.vue:10:10

  </script>

            ^

✘ 9 problems (9 errors, 0 warnings)

Errors:

  4  http://eslint.org/docs/rules/no-tabs

  2  http://eslint.org/docs/rules/indent

  1  http://eslint.org/docs/rules/key-spacing

  1  http://eslint.org/docs/rules/no-trailing-spaces

  1  http://eslint.org/docs/rules/eol-last

 @ ./src/router/index.js 3:0-37

 @ ./src/main.js

 @ multi (webpack)-dev-server/client?http://localhost:8080 webpack/hot/dev-server ./src/main.js

warnings @ index.js?bed3:153

onmessage @ socket.js?57b2:41

EventTarget.dispatchEvent @ sockjs.js?3600:170

eval @ sockjs.js?3600:887

SockJS._transportMessage @ sockjs.js?3600:885

EventEmitter.emit @ sockjs.js?3600:86

WebSocketTransport.ws.onmessage @ sockjs.js?3600:2961