php - AssertionError ERR_ASSERTION: mix.postCss() is missing required parameter 1: src
问题描述
我刚刚开始了一个项目,我需要在 laravel 8 版本中使用 laravel-mix,当我想运行npm run dev
它时,它给了我下面的错误,请检查一下
[webpack-cli] AssertionError [ERR_ASSERTION]: mix.postCss() is missing required parameter 1: src
at Function.preprocessor (/home/amir/mine/projects/AmirPay/node_modules/laravel-mix/src/Assert.js:33:9)
at PostCss.register (/home/amir/mine/projects/AmirPay/node_modules/laravel-mix/src/components/PostCss.js:28:16)
at Object.components.<computed> [as css] (/home/amir/mine/projects/AmirPay/node_modules/laravel-mix/src/components/ComponentRegistrar.js:133:53)
at Object.<anonymous> (/home/amir/mine/projects/AmirPay/webpack.mix.js:22:5)
at Module._compile (/home/amir/mine/projects/AmirPay/node_modules/v8-compile-cache/v8-compile-cache.js:192:30)
at Object.Module._extensions..js (internal/modules/cjs/loader.js:1092:10)
at Module.load (internal/modules/cjs/loader.js:928:32)
at Function.Module._load (internal/modules/cjs/loader.js:769:14)
at Module.require (internal/modules/cjs/loader.js:952:19)
at require (/home/amir/mine/projects/AmirPay/node_modules/v8-compile-cache/v8-compile-cache.js:159:20) {
generatedMessage: false,
code: 'ERR_ASSERTION',
actual: false,
expected: true,
operator: '=='
}
这些是我在webpack.mix.js中的代码
const mix = require('laravel-mix');
/*
|--------------------------------------------------------------------------
| Mix Asset Management
|--------------------------------------------------------------------------
|
| Mix provides a clean, fluent API for defining some Webpack build steps
| for your Laravel applications. By default, we are compiling the CSS
| file for the application as well as bundling up all the JS files.
|
*/
// const mix = require('laravel-mix');
mix.js('resources/js/app.js', 'public/js')
.postCss('resources/css/app.css', 'public/css');
// require('resources/css/bootstrap-rtl.min.css'),
mix.css([
'resources/css/adminlte.css.map',
'resources/css/adminlte.min.css',
'resources/css/bootstrap-rtl.min.css',
'resources/css/custom-style.css',
'resources/css/persian-datepicker.min.css',
], 'public/dashboard/css/admin.min.css');
mix.scss([
'resources/scss/*.scss'
], 'public/dashboard/scss/admin.min.scss');
mix.js([
'resources/js/build/js/.jscsrc'
], 'public/dashboard/js/.jscsrc');
mix.combine([
'resources/js/build/js/*.js'
], 'public/dashboard/js/admin_build.min.js');
mix.combine([
'resources/js/dist/js/*.js',
'resources/js/dist/js/pages/dashboard2.js',
], 'public/dashboard/js/admin_dist.min.js');
如果你解决了这个问题,我真的很感激
提前致谢
解决方案
随着 laravel 8 自带,laravel-mix 6
所以你需要改变这些
跑npm install postcss-custom-properties --save-dev
然后改变
mix.js('resources/js/app.js', 'public/js')
.postCss('resources/css/app.css', 'public/css',[
require('postcss-custom-properties')
]);
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