react中如何使用配置less
配置前先运行
yarn eject
安装
yarn add less-loader
在webpack.config.js文件中新增内容
const cssRegex = /\.css$/;
const cssModuleRegex = /\.module\.css$/;
const sassRegex = /\.(scss|sass)$/;
const sassModuleRegex = /\.module\.(scss|sass)$/;
// less 新增两行
const lessRegex = /\.less$/;
const lessModuleRegex = /\.module\.less$/;
{
test: sassRegex,
exclude: sassModuleRegex,
use: getStyleLoaders(
{
importLoaders: 2,
sourceMap: isEnvProduction && shouldUseSourceMap,
},
'sass-loader'
),
sideEffects: true,
},
{
test: sassModuleRegex,
use: getStyleLoaders(
{
importLoaders: 2,
sourceMap: isEnvProduction && shouldUseSourceMap,
modules: true,
getLocalIdent: getCSSModuleLocalIdent,
},
'sass-loader'
),
},
// less 新增两条
{
test: lessRegex,
exclude: sassModuleRegex,
use: getStyleLoaders(
{
importLoaders: 2,
sourceMap: isEnvProduction && shouldUseSourceMap,
},
'less-loader'
),
sideEffects: true,
},
{
test: lessModuleRegex,
use: getStyleLoaders(
{
importLoaders: 2,
sourceMap: isEnvProduction && shouldUseSourceMap,
modules: true,
getLocalIdent: getCSSModuleLocalIdent,
},
'less-loader'
),
},
运行后如果报错以下错:
安装
yarn add less
运行后如果报Error: Cannot find module '@babel …”错误
更新bable到最新版本就可以了
yarn add -D babel-loader @babel/core @babel/preset-env webpack