refactor!: remove legacy fetch support (#3198)

Author: pi0

docs/3.config/0.index.md

@@ -549,7 +549,7 @@ If enabled, will analyze server bundle after build using [rollup-plugin-visualiz
 
 ### `moduleSideEffects`
 
-Default: `['unenv/polyfill/', 'node-fetch-native/polyfill']`
+Default: `['unenv/polyfill/']`
 
 Rollup specific option. Specifies module imports that have side-effects
 

lib/runtime-meta.mjs

@@ -14,7 +14,6 @@ export const runtimeDependencies = [
   "hookable",
   "iron-webcrypto",
   "klona",
-  "node-fetch-native",
   "node-mock-http",
   "ofetch",
   "ohash",

package.json

@@ -92,7 +92,6 @@
     "magicast": "^0.3.5",
     "mime": "^4.0.6",
     "mlly": "^1.7.4",
-    "node-fetch-native": "^1.6.6",
     "node-mock-http": "^1.0.0",
     "ofetch": "^1.4.1",
     "ohash": "^2.0.11",

pnpm-lock.yaml

@@ -72,12 +72,7 @@ export const NitroDefaults: NitroConfig = {
 
   // Rollup
   analyze: false,
-  moduleSideEffects: [
-    "unenv/polyfill/",
-    "node-fetch-native/polyfill",
-    "node-fetch-native/dist/polyfill",
-    resolve(runtimeDir, "polyfill/"),
-  ],
+  moduleSideEffects: ["unenv/polyfill/", resolve(runtimeDir, "polyfill/")],
   replace: {},
   node: true,
   sourceMap: true,

src/core/config/defaults.ts

@@ -19,7 +19,6 @@ import {
 } from "./resolvers/compatibility";
 import { resolveDatabaseOptions } from "./resolvers/database";
 import { resolveExportConditionsOptions } from "./resolvers/export-conditions";
-import { resolveFetchOptions } from "./resolvers/fetch";
 import { resolveImportsOptions } from "./resolvers/imports";
 import { resolveOpenAPIOptions } from "./resolvers/open-api";
 import { resolvePathOptions } from "./resolvers/paths";
@@ -36,7 +35,6 @@ const configResolvers = [
   resolveImportsOptions,
   resolveRouteRulesOptions,
   resolveDatabaseOptions,
-  resolveFetchOptions,
   resolveExportConditionsOptions,
   resolveRuntimeConfigOptions,
   resolveOpenAPIOptions,

src/core/config/loader.ts

@@ -108,10 +108,6 @@ export interface NitroOptions extends PresetOptions {
      * Disable Experimental Sourcemap Minification
      */
     sourcemapMinify?: false;
-    /**
-     * Backward compatibility support for Node fetch (required for Node < 18)
-     */
-    nodeFetchCompat?: boolean;
     /**
      * Allow env expansion in runtime config
      *