如何解决webpack内置0字节
我正在学习如何使用Webpack。这是我的情况。因此,在我的Django项目中,我有一个静态文件夹。 Django必须了解静态文件,因此我在那里创建了index.js文件。该文件如下所示:
// index.js
import { pickRandomColor } './dashboard.js'
document.body.style.backgroundColor = pickRandomColor();
我在static文件夹中的dashboard.js包含了我的仪表板的所有js代码。我只是想引入一些代码,并使用webpack对其进行测试。我的package.json驻留在django项目的根目录中:
- root
-- static
--- dashboard.js
- package.json
我的package.json具有以下内容:
"scripts": {
"test": "echo \"Error: no test specified\" && exit 1","build_dashboard": "webpack static/js/index.js main.js"
},...
"devDependencies": {
"eslint": "^6.8.0","webpack": "^4.44.1","webpack-cli": "^3.3.12"
},
现在,当我跑步
npm run build_dashboard
我得到:
Hash: 01134d33832ec1eee2c0
Version: webpack 4.44.1
Time: 482ms
Built at: 08/11/2020 4:58:19 PM
Asset Size Chunks Chunk Names
main.js 983 bytes 0 [emitted] main
Entrypoint main = main.js
[0] multi ./static/js/index.js ./main.js 40 bytes {0} [built]
[1] ./static/js/index.js 0 bytes {0} [built]
[2] ./main.js 0 bytes {0} [built]
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/configuration/mode/
为什么npm无法构建它,为什么它构建0个字节?我该如何解决?
解决方法
您遇到了Unexpected token
错误。尝试更换:
import { pickRandomColor } './dashboard.js'
作者:
import { pickRandomColor } from './dashboard.js'
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