vite.config.ts

import react from '@vitejs/plugin-react'
import { defineConfig, Plugin } from "vite";
import { PolyfillOptions, nodePolyfills } from "vite-plugin-node-polyfills";
import topLevelAwait from "vite-plugin-top-level-await";

// Unfortunate, but needed due to https://github.com/davidmyersdev/vite-plugin-node-polyfills/issues/81
// Suspected to be because of the yarn workspace setup, but not sure
const nodePolyfillsFix = (options?: PolyfillOptions | undefined): Plugin => {
  return {
    ...nodePolyfills(options),
    resolveId(source: string) {
      const m =
        /^vite-plugin-node-polyfills\/shims\/(buffer|global|process)$/.exec(
          source,
        );
      if (m) {
        return `../../node_modules/vite-plugin-node-polyfills/shims/${m[1]}/dist/index.cjs`;
      }
    },
  };
};

// https://vite.dev/config/
export default defineConfig({
  build: {
    target: "esnext",
  },
  server: {
    headers: {
      "Cross-Origin-Opener-Policy": "same-origin",
      "Cross-Origin-Embedder-Policy": "require-corp",
    },
  },
  plugins: [
    nodePolyfillsFix({ include: ["buffer", "crypto", "process", "path", "stream", "timers", "tty", "util"] }),
    react(),
    topLevelAwait(),
  ],
  optimizeDeps: {
    esbuildOptions: {
      target: "esnext",
    },
    exclude: ["@noir-lang/acvm_js", "@noir-lang/noirc_abi", "@aztec/bb-prover"],
  },
});