vite.config.ts

官方配置详情
resolve.alias 配置

const path = require('path');
import { defineConfig } from 'vite';
import vue from '@vitejs/plugin-vue';

// https://vitejs.dev/config/
export default defineConfig({
  plugins: [vue()],
  resolve: {
    // 配置路径别名
    alias: {
      '@': path.resolve(__dirname, './src'),
    },
  },
});

tsconfig.json

paths 和 baseUrl

{
  "compilerOptions": {
    "experimentalDecorators": true,
    "target": "esnext",
    "module": "esnext",
    "moduleResolution": "node",
    "strict": true,
    "jsx": "preserve",
    "sourceMap": true,
    "resolveJsonModule": true,
    "esModuleInterop": true,
    "lib": ["esnext", "dom"],
    "baseUrl": ".",
    "paths": {
      "@/*": [
        "src/*"
      ]
    },
  },
  "include": ["src/**/*.ts", "src/**/*.d.ts", "src/**/*.tsx", "src/**/*.vue"]
}

重启一下就可以了用了