vite.config.ts

import { defineConfig } from 'vite'
import path from "path";
import Fast from './persets/fast'

export default defineConfig({
  plugins: [Fast()],
  resolve: {
    alias: {
      "@": resovePath("src"),
      "@pages": resovePath("src/pages"),
    },
  },
  css: {
    preprocessorOptions: {
      less: {
        javascriptEnabled: true,
        // 这样就能全局使用 src/assets/styles/base.less 定义的 变量
        additionalData: `@import "${resovePath('src/assets/styles/base.less')}";`
      }
    }
  },
  //启动服务配置
  server: {
    host: '0.0.0.0',
    port: 3000,
    open: true,
    https: false,
    proxy: {},
  },
  // 生产环境去除console debugger
  build: {
    terserOptions: {
      compress: {
        drop_console: true,
        drop_debugger: true,
      },
    },
  },
  // 环境变量
  define: {
    'process.env': {}
  }
});
function resovePath(paths: string) {
  // 如何 __dirname 找不到 需要 yarn add @types/node --save-dev
  return path.resolve(__dirname, paths);
}