fix: support @web-std/file in normalize input

Author: vasco-santos

packages/ipfs-core-utils/package.json

@@ -59,6 +59,7 @@
     "uint8arrays": "^2.1.6"
   },
   "devDependencies": {
+    "@web-std/file": "^1.1.0",
     "aegir": "^34.0.2",
     "rimraf": "^3.0.2"
   }

packages/ipfs-core-utils/src/files/normalise-input/utils.js

@@ -1,7 +1,5 @@
 'use strict'
 
-const { Blob } = globalThis
-
 /**
  * @param {any} obj
  * @returns {obj is ArrayBufferView|ArrayBuffer}
@@ -15,7 +13,7 @@ function isBytes (obj) {
  * @returns {obj is Blob}
  */
 function isBlob (obj) {
-  return typeof Blob !== 'undefined' && obj instanceof Blob
+  return obj.constructor && (obj.constructor.name === 'Blob' || obj.constructor.name === 'File')
 }
 
 /**

packages/ipfs-core-utils/test/files/normalise-input.spec.js

@@ -6,6 +6,7 @@ const { expect } = require('aegir/utils/chai')
 const blobToIt = require('blob-to-it')
 const uint8ArrayFromString = require('uint8arrays/from-string')
 const all = require('it-all')
+const { File } = require('@web-std/file')
 const { Blob, ReadableStream } = globalThis
 const { isBrowser, isWebWorker, isElectronRenderer } = require('ipfs-utils/src/env')
 
@@ -35,7 +36,12 @@ async function verifyNormalisation (input) {
   let content = input[0].content
 
   if (isBrowser || isWebWorker || isElectronRenderer) {
-    expect(content).to.be.an.instanceOf(Blob)
+    try {
+      expect(content).to.be.an.instanceOf(Blob)
+    } catch (err) {
+      // Fallback to instance of File
+      expect(content).to.be.an.instanceOf(File)
+    }
     content = blobToIt(content)
   }
 
@@ -173,6 +179,14 @@ describe('normalise-input', function () {
     testInputType(BLOB, 'Blob', false)
   })
 
+  describe('@web-std/file', () => {
+    it('normalizes File input', async () => {
+      const FILE = new File([BUFFER()], 'test-file.txt')
+
+      await testContent(FILE)
+    })
+  })
+
   describe('Iterable<Number>', () => {
     testInputType(ARRAY, 'Iterable<Number>', false)
   })