From 676045c3adf883c046d79af0a5d8bf34f2d9f165 Mon Sep 17 00:00:00 2001
From: dule-git <61541725+dule-git@users.noreply.github.com>
Date: Tue, 6 Feb 2024 16:42:43 +0100
Subject: [PATCH] Return accumulator from reduce function fix (#179)

We haven't returned the accumulator from `contracts.reduce` function resulting in an `undefined` new array.
This PR fixes that error.
---
 .changeset/silly-shirts-do.md             | 5 +++++
 packages/tenderly-hardhat/src/Tenderly.ts | 5 +++--
 2 files changed, 8 insertions(+), 2 deletions(-)
 create mode 100644 .changeset/silly-shirts-do.md

diff --git a/.changeset/silly-shirts-do.md b/.changeset/silly-shirts-do.md
new file mode 100644
index 00000000..c8157cd6
--- /dev/null
+++ b/.changeset/silly-shirts-do.md
@@ -0,0 +1,5 @@
+---
+"@tenderly/hardhat-tenderly": patch
+---
+
+Fix empty array to verify
diff --git a/packages/tenderly-hardhat/src/Tenderly.ts b/packages/tenderly-hardhat/src/Tenderly.ts
index 856907b1..286ceeaf 100644
--- a/packages/tenderly-hardhat/src/Tenderly.ts
+++ b/packages/tenderly-hardhat/src/Tenderly.ts
@@ -60,9 +60,10 @@ export class Tenderly {
 
     const flatContracts: ContractByName[] = contracts.reduce(
       (accumulator, value) => {
-        if (value.address !== ProxyPlaceholderName) {
-          accumulator.concat(value);
+        if (value.name !== ProxyPlaceholderName) {
+          accumulator = accumulator.concat(value);
         }
+        return accumulator;
       },
       [],
     );