From dcebe734df4a4702a638bc8f822f3a9137b8375a Mon Sep 17 00:00:00 2001
From: Sander Declerck <sander@sdsoftware.be>
Date: Tue, 27 Jan 2026 07:42:36 +0100
Subject: [PATCH] Don't insert empty line in rc file when it already ends with
 an empty line

---
 packages/safe-chain/src/shell-integration/helpers.js | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/packages/safe-chain/src/shell-integration/helpers.js b/packages/safe-chain/src/shell-integration/helpers.js
index 064aca1..3e71d71 100644
--- a/packages/safe-chain/src/shell-integration/helpers.js
+++ b/packages/safe-chain/src/shell-integration/helpers.js
@@ -99,7 +99,7 @@ export const knownAikidoTools = [
     aikidoCommand: "aikido-pipx",
     ecoSystem: ECOSYSTEM_PY,
     internalPackageManagerName: "pipx",
-  }
+  },
   // When adding a new tool here, also update the documentation for the new tool in the README.md
 ];
 
@@ -216,7 +216,13 @@ export function addLineToFile(filePath, line, eol) {
   eol = eol || os.EOL;
 
   const fileContent = fs.readFileSync(filePath, "utf-8");
-  const updatedContent = fileContent + eol + line + eol;
+  let updatedContent = fileContent;
+
+  if (!fileContent.endsWith(eol)) {
+    updatedContent += eol;
+  }
+
+  updatedContent += line + eol;
   fs.writeFileSync(filePath, updatedContent, "utf-8");
 }