feat: added openAsBlob polyfill

still wip

package.json

@@ -40,6 +40,7 @@
     "@typescript-eslint/eslint-plugin": "^6.20.0",
     "@typescript-eslint/parser": "^6.20.0",
     "@vitest/coverage-v8": "^1.2.2",
+    "compare-versions": "^6.1.0",
     "eslint": "^8.56.0",
     "eslint-config-prettier": "^9.1.0",
     "eslint-import-resolver-typescript": "^3.6.1",

src/utils.ts

@@ -7,6 +7,7 @@ import {
   CookieSameSiteProperty,
   SetCookieHeaderProperties
 } from './types.js';
+import { Blob } from 'node:buffer';
 
 export const serializeToString = (value: unknown): string => {
   const result = JSON.stringify(value);
@@ -48,7 +49,6 @@ export const isBinary = (value: unknown): boolean => {
   return (
     value instanceof ArrayBuffer ||
     value instanceof Blob ||
-    value instanceof File ||
     value instanceof Buffer
   );
 };

test/setup.ts

@@ -1 +1,20 @@
 import '../src/polyfill.js';
+import fs from 'node:fs';
+import { Readable } from 'node:stream';
+import { compare } from 'compare-versions';
+import { Blob } from 'node:buffer';
+
+const version = process.version;
+
+// https://nodejs.org/api/fs.html#fsopenasblobpath-options
+if (!compare(version.replace('v', ''), '19.8.0', '>')) {
+  // @ts-expect-error
+  fs.openAsBlob = async (filePath: string): Blob => {
+    const readable = fs.createReadStream(filePath);
+
+    const stream = await readable.toArray();
+    const blob = new Blob(stream);
+
+    return blob;
+  };
+}