From 28d7fbaca1e0d9e98893718124088f6af3d77a36 Mon Sep 17 00:00:00 2001
From: Subhadeep <musashim580@gmail.com>
Date: Wed, 10 Jun 2026 14:47:20 +0530
Subject: [PATCH] Update XORChecksum.mjs

---
 src/core/operations/XORChecksum.mjs | 84 ++++++++++++++---------------
 1 file changed, 42 insertions(+), 42 deletions(-)

diff --git a/src/core/operations/XORChecksum.mjs b/src/core/operations/XORChecksum.mjs
index be154802..876717a1 100644
--- a/src/core/operations/XORChecksum.mjs
+++ b/src/core/operations/XORChecksum.mjs
@@ -13,54 +13,54 @@ import OperationError from "../errors/OperationError.mjs"; // 1. Added import fo
  * XOR Checksum operation
  */
 class XORChecksum extends Operation {
-  /**
-   * XORChecksum constructor
-   */
-  constructor() {
-    super();
+    /**
+     * XORChecksum constructor
+     */
+    constructor() {
+        super();
 
-    this.name = "XOR Checksum";
-    this.module = "Crypto";
-    this.description =
-      "XOR Checksum splits the input into blocks of a configurable size and performs the XOR operation on these blocks.";
-    this.infoURL = "https://wikipedia.org/wiki/XOR";
-    this.inputType = "ArrayBuffer";
-    this.outputType = "string";
-    this.args = [
-      {
-        name: "Blocksize",
-        type: "number",
-        value: 4,
-      },
-    ];
-  }
-
-  /**
-   * @param {ArrayBuffer} input
-   * @param {Object[]} args
-   * @returns {string}
-   */
-  run(input, args) {
-    const blocksize = args[0];
-
-    // 2. Added validation check
-    if (!Number.isInteger(blocksize) || blocksize <= 0) {
-      throw new OperationError("Blocksize must be a positive integer.");
+        this.name = "XOR Checksum";
+        this.module = "Crypto";
+        this.description =
+            "XOR Checksum splits the input into blocks of a configurable size and performs the XOR operation on these blocks.";
+        this.infoURL = "https://wikipedia.org/wiki/XOR";
+        this.inputType = "ArrayBuffer";
+        this.outputType = "string";
+        this.args = [
+            {
+                name: "Blocksize",
+                type: "number",
+                value: 4,
+            },
+        ];
     }
 
-    input = new Uint8Array(input);
+    /**
+     * @param {ArrayBuffer} input
+     * @param {Object[]} args
+     * @returns {string}
+     */
+    run(input, args) {
+        const blocksize = args[0];
 
-    const res = Array(blocksize);
-    res.fill(0);
+        // 2. Added validation check
+        if (!Number.isInteger(blocksize) || blocksize <= 0) {
+            throw new OperationError("Blocksize must be a positive integer.");
+        }
 
-    for (const chunk of Utils.chunked(input, blocksize)) {
-      for (let i = 0; i < blocksize; i++) {
-        res[i] ^= chunk[i];
-      }
+        input = new Uint8Array(input);
+
+        const res = Array(blocksize);
+        res.fill(0);
+
+        for (const chunk of Utils.chunked(input, blocksize)) {
+            for (let i = 0; i < blocksize; i++) {
+                res[i] ^= chunk[i];
+            }
+        }
+
+        return toHex(res, "");
     }
-
-    return toHex(res, "");
-  }
 }
 
 export default XORChecksum;