vite.config.ts

/// <reference types="vitest/config" />
import { defineConfig } from "vite";
import react from "@vitejs/plugin-react-swc";
import dts from "vite-plugin-dts";
import path from "node:path";
import { fileURLToPath } from "node:url";
import { storybookTest } from "@storybook/addon-vitest/vitest-plugin";

const dirname =
  typeof __dirname !== "undefined"
    ? __dirname
    : path.dirname(fileURLToPath(import.meta.url));

// More info at: https://storybook.js.org/docs/next/writing-tests/integrations/vitest-addon
export default defineConfig({
  plugins: [
    react(),
    dts({
      entryRoot: "src",
      outDir: "dist",
      include: ["src"],
      exclude: [
        "vite.config.ts",
        "src/**/*.test.*",
        "src/**/*.spec.*",
        "src/stories/**",
      ],
      tsconfigPath: "tsconfig.app.json",
      insertTypesEntry: true,
      rollupTypes: true,
    }),
  ],
  build: {
    lib: {
      entry: "src/index.tsx",
      formats: ["es", "cjs"],
      fileName: (format) => (format === "es" ? "index.mjs" : "index.cjs"),
    },
    outDir: "dist",
    emptyOutDir: true,
    sourcemap: true,
    rollupOptions: {
      external: ["react", "react-dom", "react/jsx-runtime", "@xyflow/react"],
      output: {
        exports: "named",
        globals: {
          react: "React",
          "react-dom": "ReactDOM",
          "@xyflow/react": "ReactFlow",
        },
      },
    },
  },
  test: {
    projects: [
      {
        extends: true,
        plugins: [
          // The plugin will run tests for the stories defined in your Storybook config
          // See options at: https://storybook.js.org/docs/next/writing-tests/integrations/vitest-addon#storybooktest
          storybookTest({
            configDir: path.join(dirname, ".storybook"),
          }),
        ],
        test: {
          name: "storybook",
          browser: {
            enabled: true,
            headless: true,
            provider: "playwright",
            instances: [
              {
                browser: "chromium",
              },
            ],
          },
          setupFiles: [".storybook/vitest.setup.ts"],
        },
      },
    ],
  },
});