vite.config.ts

/// <reference types="vitest" />

import { resolve } from "path";
import { defineConfig } from "vite";

// https://vitejs.dev/config/
export default defineConfig({
  build: {
    lib: {
      formats: ["cjs", "es"],
      entry: resolve(__dirname, "src/index.tsx"),
      fileName: (format) => `index.${format === "es" ? "mjs" : "cjs"}`,
    },
    // library code should not be minified according to this article
    // https://stackoverflow.com/a/48673965/15090924
    minify: false,
    rollupOptions: {
      // make sure to externalize deps that shouldn't be bundled
      // into your library
      external: ["react", "react-dom"],
      output: {
        dir: "dist",
      },
    },
  },
  test: {
    environment: "jsdom",
    coverage: {
      reporter: ["text-summary", "lcov", "html"],
      include: ["src"],
      thresholds: {
        lines: 100,
        functions: 100,
        statements: 100,
        branches: 100,
      },
    },
  },
});