react-fa-picker/vite.config.ts

A reusable React Icon Picker component, bundled with its own Tailwind CSS build.

import path from "path";
import { defineConfig } from "vite";
import react from "@vitejs/plugin-react";
import tailwindcss from "@tailwindcss/vite";
import dts from "vite-plugin-dts";

export default defineConfig({
  plugins: [
    react(),
    tailwindcss(),
    dts({
      insertTypesEntry: true,
      tsconfigPath: "tsconfig.build.json",
    }),
  ],
  resolve: {
    alias: {
      "@": path.resolve(__dirname, "./src"),
    },
  },
  build: {
    // Bundle CSS into JS so consumers automatically get styles
    cssCodeSplit: false,

    lib: {
      entry: path.resolve(__dirname, "src/components/icon-picker/index.tsx"),
      name: "IconPicker",
      // Output filenames: fc-react-icon-picker.es.js & fc-react-icon-picker.cjs.js
      fileName: (format) => `app.${format}.js`,
      formats: ["es", "cjs"],
    },
    rollupOptions: {
      // Keep peer dependencies external
      external: [
        "react",
        "react-dom",
        "tailwindcss",
        "postcss",
        "autoprefixer",
      ],
      output: {
        globals: {
          react: "React",
          "react-dom": "ReactDOM",
        }, // Rename extracted CSS file to 'style.css'
        assetFileNames: (assetInfo) => {
          if (assetInfo.name && assetInfo.name.endsWith(".css")) {
            return "style.css";
          }
          return assetInfo.name!;
        },
      },
    },
  },
});