fix: removed dep from window object (#112)

* fix: removed dep from `window` object * fix: use env crypto instead of external package * Pin to last known good version * fix: removed dep from `window` object * fix: use env crypto instead of external package
bitcoinjs · Jun 2, 2023 · 8821446 · 8821446
1 parent 3dd50ff
commit 8821446
Showing 1 changed file with 8 additions and 1 deletion.
diff --git a/src_ts/rand.browser.ts b/src_ts/rand.browser.ts
@@ -1,6 +1,13 @@
 function get4RandomBytes(): Uint8Array {
   const bytes = new Uint8Array(4);
-  window.crypto.getRandomValues(bytes);
+
+  if (typeof crypto === "undefined") {
+    throw new Error(
+      "The crypto object is unavailable. This may occur if your environment does not support the Web Cryptography API."
+    );
+  }
+
+  crypto.getRandomValues(bytes);
   return bytes;
 }