Support number[] in uint8ArrayToHexString

dfinity · Nov 24, 2023 · 193b775 · 193b775
1 parent 6bf9c68
commit 193b775
Show file tree

Hide file tree

Showing 2 changed files with 13 additions and 2 deletions.
diff --git a/packages/utils/src/utils/arrays.utils.spec.ts b/packages/utils/src/utils/arrays.utils.spec.ts
@@ -71,4 +71,8 @@ describe("arrays-utils", () => {
   it("should convert hex uint8array to string", () => {
     expect(uint8ArrayToHexString(hexArray)).toEqual(hex);
   });
+
+  it("should convert array of numbers to string", () => {
+    expect(uint8ArrayToHexString(Array.from(hexArray))).toEqual(hex);
+  });
 });
diff --git a/packages/utils/src/utils/arrays.utils.ts b/packages/utils/src/utils/arrays.utils.ts
@@ -57,5 +57,12 @@ export const hexStringToUint8Array = (hexString: string): Uint8Array => {
   return Uint8Array.from(matches.map((byte) => parseInt(byte, 16)));
 };
 
-export const uint8ArrayToHexString = (bytes: Uint8Array) =>
-  bytes.reduce((str, byte) => str + byte.toString(16).padStart(2, "0"), "");
+export const uint8ArrayToHexString = (bytes: Uint8Array | number[]) => {
+  if (!(bytes instanceof Uint8Array)) {
+    bytes = Uint8Array.from(bytes);
+  }
+  return bytes.reduce(
+    (str, byte) => str + byte.toString(16).padStart(2, "0"),
+    "",
+  );
+};