refactor: update unenv to v2 rc.4 (#3084)

Author: pi0

package.json

@@ -162,7 +162,7 @@
     "ultrahtml": "^1.5.3",
     "uncrypto": "^0.1.3",
     "unctx": "^2.4.1",
-    "unenv": "2.0.0-rc.3",
+    "unenv": "2.0.0-rc.4",
     "unimport": "^4.0.0",
     "unplugin-utils": "^0.2.3",
     "unstorage": "^1.14.4",

pnpm-lock.yaml

@@ -21,7 +21,7 @@ import type { Plugin } from "rollup";
 import { visualizer } from "rollup-plugin-visualizer";
 import { isTest, isWindows } from "std-env";
 import { defineEnv } from "unenv";
-import type { Preset } from "unenv";
+import * as unenvPresets from "./unenv";
 import unimportPlugin from "unimport/unplugin";
 import { rollup as unwasm } from "unwasm/plugin";
 import { appConfig } from "./plugins/app-config";
@@ -60,36 +60,12 @@ export const getRollupConfig = (nitro: Nitro): RollupConfig => {
     nodeCompat: isNodeless,
     resolve: true,
     presets: [
-      isNodeless
-        ? {
-            // Backward compatibility (remove in v2)
-            // https://github.com/unjs/unenv/pull/427
-            inject: {
-              performance: "unenv/polyfill/performance",
-            },
-            polyfill: [
-              "unenv/polyfill/globalthis-global",
-              "unenv/polyfill/process",
-              "unenv/polyfill/performance",
-            ],
-          }
-        : {},
+      unenvPresets.common,
+      isNodeless ? unenvPresets.nodeless : unenvPresets.node,
       nitro.options.unenv,
     ],
     overrides: {
       alias: {
-        // General
-        ...(nitro.options.dev
-          ? {}
-          : {
-              debug: "unenv/npm/debug",
-            }),
-        ...(isNodeless
-          ? {}
-          : {
-              "node-mock-http/_polyfill/events": "node:events",
-              "node-mock-http/_polyfill/buffer": "node:buffer",
-            }),
         ...nitro.options.alias,
       },
     },
@@ -178,7 +154,7 @@ export const getRollupConfig = (nitro: Nitro): RollupConfig => {
         return relativePath.includes("node_modules");
       },
     },
-    external: env.external,
+    external: [...env.external],
     plugins: [],
     onwarn(warning, rollupWarn) {
       if (

src/rollup/config.ts

@@ -0,0 +1,44 @@
+import type { Preset } from "unenv";
+
+export const common: Preset = {
+  alias: {
+    "node-fetch": "unenv/npm/node-fetch",
+    "cross-fetch": "unenv/npm/cross-fetch",
+    "cross-fetch/polyfill": "unenv/mock/empty",
+    "isomorphic-fetch": "unenv/mock/empty",
+    debug: "unenv/npm/debug",
+    // buffer (npm)
+    buffer: "node:buffer",
+    "buffer/": "node:buffer",
+    "buffer/index": "node:buffer",
+    "buffer/index.js": "node:buffer",
+  },
+};
+
+export const node: Preset = {
+  alias: {
+    "node-mock-http/_polyfill/events": "node:events",
+    "node-mock-http/_polyfill/buffer": "node:buffer",
+  },
+};
+
+export const nodeless: Preset = {
+  alias: {
+    fsevents: "unenv/npm/fsevents",
+    inherits: "unenv/npm/inherits",
+    "whatwg-url": "unenv/npm/whatwg-url",
+  },
+  inject: {
+    performance: "unenv/polyfill/performance",
+    global: "unenv/polyfill/globalthis",
+    process: "unenv/node/process",
+    Buffer: ["unenv/node/buffer", "Buffer"],
+  },
+  polyfill: [
+    // Backward compatibility (remove in v2)
+    // https://github.com/unjs/unenv/pull/427
+    "unenv/polyfill/globalthis-global",
+    "unenv/polyfill/process",
+    "unenv/polyfill/performance",
+  ],
+};