type BufferSource has changed, causing my project to not pass #62168
Description
🔎 Search Terms
error TS2322: Type 'Uint8Array' is not assignable to type 'BufferSource'.
🕗 Version & Regression Information
- This changed between versions 5.8.2__ and 5.9.2_
- This changed in commit or PR _______
- This is the behavior in every version I tried, and I reviewed the FAQ for entries about _________
- I was unable to test this on prior versions because _______
⏯ Playground Link
No response
💻 Code
// TypeScript Crypto API Demo - Reproducing iv parameter type error // For reporting issue to TypeScript team // Simplified test function async function testCryptoDecrypt() { // Create a Uint8Array as iv const iv = new Uint8Array([1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12]); // Mock key and data const key = {} as CryptoKey; const data = new Uint8Array([1, 2, 3, 4, 5]); try { // This should report TypeScript error const result = await window.crypto.subtle.decrypt( { name: "AES-GCM", iv, // ❌ TypeScript error: Type 'Uint8Array' is not assignable to type 'BufferSource' tagLength: 128, additionalData: new Uint8Array([1, 2]), }, key, data ); console.log("Decryption successful:", result); } catch (error) { console.error("Decryption failed:", error); } }🙁 Actual behavior
When I upgraded ts to the latest version 5.9.2, I found that my project failed to compile with the error message
🙂 Expected behavior
I would like to confirm that this behavior is expected
Additional information about the issue
No response