From 8964c9df636bcc3f1a450774a140837096ab8010 Mon Sep 17 00:00:00 2001
From: Chris Duncan <chris@zoso.dev>
Date: Tue, 31 Mar 2026 03:16:14 -0700
Subject: [PATCH] Align tsc libs with esbuild targets and remove unsupported
 functions.

---
 src/lib/convert.ts            | 8 ++++----
 src/lib/crypto/bip39.ts       | 4 ++--
 src/lib/vault/passkey.ts      | 2 +-
 src/lib/vault/vault-worker.ts | 4 ++--
 src/lib/wallet/index.ts       | 4 ++--
 tsconfig.json                 | 2 +-
 6 files changed, 12 insertions(+), 12 deletions(-)

diff --git a/src/lib/convert.ts b/src/lib/convert.ts
index af1c3d7..cd1db65 100644
--- a/src/lib/convert.ts
+++ b/src/lib/convert.ts
@@ -81,10 +81,10 @@ export class bytes {
 	*/
 	static erase (bytes?: ArrayBuffer | Uint8Array<ArrayBuffer> | null): void {
 		if (bytes == null) return
-		if (bytes instanceof ArrayBuffer && bytes.detached) return
-		if (bytes instanceof Uint8Array && bytes.buffer.detached) return
+		if (bytes instanceof ArrayBuffer && bytes.byteLength === 0) return
+		if (bytes instanceof Uint8Array && bytes.buffer.byteLength === 0) return
 		bytes = bytes instanceof ArrayBuffer ? new Uint8Array(bytes) : bytes
-		bytes.fill(0).buffer.transfer?.()
+		bytes.fill(0)
 	}
 
 	/**
@@ -153,7 +153,7 @@ export class bytes {
 	*/
 	static toHex (bytes: ArrayBuffer | Uint8Array): string {
 		if (bytes instanceof ArrayBuffer) bytes = new Uint8Array(bytes)
-		if (bytes.buffer instanceof ArrayBuffer && bytes.buffer.detached) return ''
+		if (bytes.buffer instanceof ArrayBuffer && bytes.buffer.byteLength === 0) return ''
 		return [...bytes]
 			.map(byte => byte.toString(16).padStart(2, '0'))
 			.join('')
diff --git a/src/lib/crypto/bip39.ts b/src/lib/crypto/bip39.ts
index 2843821..ba10bf1 100644
--- a/src/lib/crypto/bip39.ts
+++ b/src/lib/crypto/bip39.ts
@@ -157,8 +157,8 @@ export class Bip39 {
 	* Erases seed bytes and releases variable references.
 	*/
 	destroy () {
-		this.#bip39Seed?.fill(0).buffer.transfer?.()
-		this.#blake2bSeed?.fill(0).buffer.transfer?.()
+		this.#bip39Seed?.fill(0)
+		this.#blake2bSeed?.fill(0)
 		this.#bip39Seed = undefined
 		this.#blake2bSeed = undefined
 		this.#phrase = undefined
diff --git a/src/lib/vault/passkey.ts b/src/lib/vault/passkey.ts
index 97d9e98..90a70b8 100644
--- a/src/lib/vault/passkey.ts
+++ b/src/lib/vault/passkey.ts
@@ -22,7 +22,7 @@ export class Passkey {
 			return crypto.subtle
 				.importKey('raw', password, 'PBKDF2', false, ['deriveKey'])
 				.then(derivationKey => {
-					new Uint8Array(password).fill(0).buffer.transfer?.()
+					new Uint8Array(password).fill(0)
 					const derivationAlgorithm: Pbkdf2Params = {
 						name: 'PBKDF2',
 						hash: 'SHA-512',
diff --git a/src/lib/vault/vault-worker.ts b/src/lib/vault/vault-worker.ts
index b740c52..c980c2d 100644
--- a/src/lib/vault/vault-worker.ts
+++ b/src/lib/vault/vault-worker.ts
@@ -87,8 +87,8 @@ const listener = (event: MessageEvent<any>): void => {
 		})
 		.catch((err: any) => {
 			for (let data of Object.values(event.data)) {
-				if (data instanceof ArrayBuffer && !data.detached) {
-					new Uint8Array(data).fill(0).buffer.transfer?.()
+				if (data instanceof ArrayBuffer && data.byteLength !== 0) {
+					new Uint8Array(data).fill(0)
 				}
 				data = undefined
 			}
diff --git a/src/lib/wallet/index.ts b/src/lib/wallet/index.ts
index fce75ba..877433f 100644
--- a/src/lib/wallet/index.ts
+++ b/src/lib/wallet/index.ts
@@ -192,7 +192,7 @@ export class Wallet {
 			const b = new Uint8Array(this.#mnemonic)
 			this.#mnemonic = undefined
 			const m = bytes.toUtf8(b)
-			b.fill(0).buffer.transfer?.()
+			b.fill(0)
 			return m
 		} catch {
 			this.#mnemonic = undefined
@@ -210,7 +210,7 @@ export class Wallet {
 			const b = new Uint8Array(this.#seed)
 			this.#seed = undefined
 			const s = bytes.toHex(b)
-			b.fill(0).buffer.transfer?.()
+			b.fill(0)
 			return s
 		} catch {
 			this.#seed = undefined
diff --git a/tsconfig.json b/tsconfig.json
index 38369a7..9839a27 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -16,7 +16,7 @@
 		"target": "es2024",
 		"lib": [
 			"DOM",
-			"ES2024"
+			"ES2022"
 		],
 		"types": [
 			"node",
-- 
2.47.3