[英]webpack/cssnano not compressing all CSS files?
I'm using我在用着
The postcss/cssnano config looks like: postcss/cssnano 配置如下所示:
{
loader: 'postcss-loader',
options: {
sourceMap: true,
plugins: loader => {
const plugins = [
require('postcss-preset-env')(),
];
if (nodeEnv === 'production') {
plugins.push(
require('cssnano')({
preset: ['default',
{
discardComments: {
remove: comment => !copyrightPatt.test(comment),
},
}
]
}),
);
}
return plugins;
},
}
},
The loaders look like this:装载机看起来像这样:
{
test: /\.css$/,
use: [
'.../node_modules/mini-css-extract-plugin/dist/loader.js',
{
loader: 'css-loader',
options: {
modules: [Object],
localsConvention: 'dashes',
sourceMap: true
}
},
{
loader: 'postcss-loader',
options: { sourceMap: true, plugins: [Function: plugins] }
}
]
},
{
test: /\.less$/,
use: [
'.../node_modules/mini-css-extract-plugin/dist/loader.js',
{
loader: 'css-loader',
options: {
modules: [Object],
localsConvention: 'dashes',
sourceMap: true
}
},
{
loader: 'postcss-loader',
options: { sourceMap: true, plugins: [Function: plugins] }
},
{
loader: 'less-loader',
options: { sourceMap: false, strictMath: true, strictUnits: true }
}
],
exclude: '.../src/resources/assets/scripts/components'
},
{
test: /\.less$/,
use: [
'.../node_modules/mini-css-extract-plugin/dist/loader.js',
{
loader: 'css-loader',
options: {
modules: [Object],
localsConvention: 'dashes',
sourceMap: true
}
},
{
loader: 'postcss-loader',
options: { sourceMap: true, plugins: [Function: plugins] }
},
{
loader: 'less-loader',
options: { sourceMap: false, strictMath: true, strictUnits: true }
}
],
include: '.../src/resources/assets/scripts/components'
},
I've got an index.less
file that looks like this:我有一个
index.less
文件,如下所示:
@import './anticon';
@import '~antd/lib/select/style/index.css';
.ant-select-dropdown-menu {
margin: 0;
}
.anticon-down:before {
content: none;
}
@import 'forms.less';
@import 'tables.less';
@import '../markons/markons.css';
... more imports ...
And an index.js file somewhere with another css import:还有一个 index.js 文件和另一个 css 导入:
require('trumbowyg/dist/ui/trumbowyg.css');
The outputted css file looks like:输出的 css 文件如下所示:
my css, compressed
source of trumbowyg/dist/ui/trumbowyg.css, uncompressed
source of antd/lib/select/style/index.css, uncompressed
markons.css, uncompressed
more more my css, compressed
What I'm trying to figure out is why some of the sources aren't uncompressed?我想弄清楚的是为什么某些来源没有被压缩?
I thought maybe it was all the ones under node_modules that were uncompressed, but markons.css is not under node_modules.我想也许是node_modules下的所有未压缩的,但是markons.css不在node_modules下。 So then I thought maybe it's the CSS files (LESS files are compressed).
所以然后我想可能是 CSS 文件(压缩了 LESS 文件)。
This seems consistent[found some CSS files that ARE compressed], but I'm using the same postcss-loaders for.css files, so I don't understand why it wouldn't work on them? 这似乎一致
[找到了一些压缩的 CSS 文件],但我对.css 文件使用相同的 postcss-loaders,所以我不明白为什么它对它们不起作用?
I moved the minifying step into OptimizeCSSAssetsPlugin
:我将缩小步骤移至
OptimizeCSSAssetsPlugin
:
optimization: {
minimizer: [
new OptimizeCSSAssetsPlugin({
cssProcessor: require('cssnano'),
cssProcessorPluginOptions: {
preset: ['default',
{
discardComments: {
remove: comment => !copyrightPatt.test(comment),
},
}
]
},
})
]
}
Should save a few extra bytes too because it can process the entire bundle at once, but I'd still like to know what was causing some files to not be processed.也应该节省一些额外的字节,因为它可以一次处理整个包,但我仍然想知道是什么导致某些文件无法处理。
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