From ab11b5fd35b00bcce3b8ca582c945ba19e49263d Mon Sep 17 00:00:00 2001
From: Frederik Zwilling <frederik.zwilling@gmail.com>
Date: Thu, 3 Oct 2024 11:30:40 +0200
Subject: [PATCH] zkCert: more readable switch syntax in merkle proof
 evaluation

---
 packages/snap/snap.manifest.json           | 2 +-
 packages/zk-certificates/lib/merkleTree.ts | 5 +++--
 2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/packages/snap/snap.manifest.json b/packages/snap/snap.manifest.json
index 046d20d9..06efb59a 100644
--- a/packages/snap/snap.manifest.json
+++ b/packages/snap/snap.manifest.json
@@ -7,7 +7,7 @@
     "url": "https://github.com/Galactica-corp/galactica-snap.git"
   },
   "source": {
-    "shasum": "IO/CbcUgpiGpLwBqHmMv9wcKcKEYb0vU49++/y3lts4=",
+    "shasum": "0Ag1aW0b/3d1m5Y9uB8kkSxfiEIdP0scL5VNacsHobs=",
     "location": {
       "npm": {
         "filePath": "dist/bundle.js",
diff --git a/packages/zk-certificates/lib/merkleTree.ts b/packages/zk-certificates/lib/merkleTree.ts
index 2fce1ca2..29a62e50 100644
--- a/packages/zk-certificates/lib/merkleTree.ts
+++ b/packages/zk-certificates/lib/merkleTree.ts
@@ -177,8 +177,9 @@ export function getMerkleRootFromProof(
   // hash up the tree to the root
   for (let i = 0; i < proof.pathElements.length; i++) {
     const isNodeOnRight = (proof.leafIndex >> i) % 2 === 1;
-    const left = isNodeOnRight ? proof.pathElements[i] : currentNode;
-    const right = isNodeOnRight ? currentNode : proof.pathElements[i];
+    const [left, right] = isNodeOnRight
+      ? [proof.pathElements[i], currentNode]
+      : [currentNode, proof.pathElements[i]];
     currentNode = dummyTree.calculateNodeHash(left, right);
   }
   return currentNode;