webpack-dev-server 配置 : 执行npm run dev:client时报错

来源:2-6 Webpack-dev-server配置

慕粉西城

2018-05-24

.16299.431]

(c) 2017 Microsoft Corporation。保留所有权利。


D:\WebStormWorkSpace\react-cnode-teach>npm run dev:client


> react-cnode-teach@1.0.0 dev:client D:\WebStormWorkSpace\react-cnode-teach

> cross-env NODE_ENV=development webpack-dev-server --config build/webpack.config.

client.js


i 「wds」: Project is running at http://localhost:8080/

i 「wds」: webpack output is served from /

× 「wdm」: Hash: c4019cc1ca7bd3931185

Version: webpack 4.8.3

Time: 465ms

Built at: 2018-05-24 09:19:15

 1 asset

Entrypoint main = main.js

 [3] (webpack)/hot/emitter.js 77 bytes {0} [built]

 [5] (webpack)/hot sync nonrecursive ^\.\/log$ 170 bytes {0} [built]

 [8] ./node_modules/html-entities/index.js 231 bytes {0} [built]

 [9] ./node_modules/ansi-html/index.js 4.16 KiB {0} [built]

[10] (webpack)-dev-server/client/overlay.js 3.58 KiB {0} [built]

[11] ./node_modules/sockjs-client/dist/sockjs.js 176 KiB {0} [built]

[12] (webpack)-dev-server/client/socket.js 1.05 KiB {0} [built]

[13] ./node_modules/loglevel/lib/loglevel.js 7.68 KiB {0} [built]

[14] (webpack)-dev-server/node_modules/ansi-regex/index.js 135 bytes {0} [built]

[15] (webpack)-dev-server/node_modules/strip-ansi/index.js 161 bytes {0} [built]

[18] ./node_modules/querystring-es3/index.js 127 bytes {0} [built]

[19] ./node_modules/url/util.js 314 bytes {0} [built]

[22] ./node_modules/url/url.js 22.8 KiB {0} [built]

[23] (webpack)-dev-server/client?http://localhost:8080 7.75 KiB {0} [built]

[24] multi (webpack)-dev-server/client?http://localhost:8080 ./src 40 bytes {0} [b

uilt]

    + 10 hidden modules


WARNING in configuration

The 'mode' option has not been set, webpack will fallback to 'production' for this

 value. Set 'mode' option to 'development' or 'production' to enable defaults for

each environment.

You can also set it to 'none' to disable any default behavior. Learn more: https://webpack.js.org/concepts/mode/


ERROR in multi (webpack)-dev-server/client?http://localhost:8080 ./src

Module not found: Error: Can't resolve './src' in 'D:\WebStormWorkSpace\react-cnode-teach'

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

i 「wdm」: Failed to compile.



写回答

1回答

Jokcy

2018-05-24

webpack配置里面没有设置mode,开发时要设置为development,主要原因是你用的webpack版本是webpack4,课程视频是webpack3

0
5
慕粉西城
非常感谢!
2018-06-04
共5条回复

React全栈+服务器渲染(ssr)打造社区Webapp

【毕设面试】只会写业务代码?out了,带你学会搭建属于自己的工程!

768 学习 · 414 问题

查看课程