From 46cdd3d93d19eedeaf7bae4848a1b1394dcd5060 Mon Sep 17 00:00:00 2001
From: Brendan <2bndy5@gmail.com>
Date: Fri, 8 Dec 2023 03:19:08 -0800
Subject: [PATCH] ensure clang-tidy YML output file exists

fixes unit test about main-mock
---
 lib/clang_tidy.dart | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/lib/clang_tidy.dart b/lib/clang_tidy.dart
index bb722b2..5c5f7c5 100644
--- a/lib/clang_tidy.dart
+++ b/lib/clang_tidy.dart
@@ -247,7 +247,12 @@ Future<List<TidyNotification>> runClangTidy(
   List<String>? extraArgs,
   bool debug,
 ) async {
-  File(clangTidyYamlCache).writeAsBytesSync([]);
+  var cacheFile = File(clangTidyYamlCache);
+  if (!cacheFile.existsSync()) {
+    cacheFile.createSync();
+  } else {
+    cacheFile.writeAsBytesSync([]);
+  }
   if (checks == '-*') return <TidyNotification>[];
   var exe = makeClangToolExeVersion('clang-tidy', version);
   var args = [