From b453224d50c14dbf7aeeef003f2cea03e10a1e80 Mon Sep 17 00:00:00 2001
From: Nazar Oleksiv <nol@jooble.com>
Date: Thu, 14 Nov 2024 22:32:37 +0200
Subject: [PATCH] Add pre-commit hook

---
 .githooks/pre-commit | 24 ++++++++++++++++++++++++
 eng/build.ps1        |  4 ++++
 eng/build.sh         |  4 ++++
 3 files changed, 32 insertions(+)
 create mode 100644 .githooks/pre-commit

diff --git a/.githooks/pre-commit b/.githooks/pre-commit
new file mode 100644
index 000000000000..63583a624ea0
--- /dev/null
+++ b/.githooks/pre-commit
@@ -0,0 +1,24 @@
+#!/bin/sh
+LC_ALL=C
+
+# Get the list of staged files
+staged_files=$(git diff --cached --name-only --diff-filter=ACM | grep '\.cs$')
+
+# Exit if no staged C# files
+[ -z "$staged_files" ] && exit 0
+
+# Stash unstaged changes
+stash_message="pre-commit-$(date +%s)"
+git stash push -k -u -m "$stash_message"
+
+# Run dotnet format on the staged files
+dotnet format --include $(echo "$staged_files" | xargs)
+
+# Add the formatted files back to staging
+git add $staged_files
+
+# Restore unstaged changes
+git stash pop -q $(git stash list | grep "$stash_message" | head -n 1 | awk -F: '{print $1}')
+
+# Exit with success
+exit 0
diff --git a/eng/build.ps1 b/eng/build.ps1
index 3696fe11e0df..fb79046300a5 100644
--- a/eng/build.ps1
+++ b/eng/build.ps1
@@ -322,6 +322,10 @@ $performDotnetBuild = $BuildJava -or $BuildManaged -or $BuildNodeJS -or `
     ($All -and -not ($NoBuildJava -and $NoBuildManaged -and $NoBuildNodeJS)) -or `
     ($Projects -and -not ($BuildInstallers -or $specifiedBuildNative))
 
+# We need to change default git hooks directory as .git folder is not tracked. And by default hooks are stored in .git/hooks folder.
+# So we are setting git hooks default directory to .githooks, so that we can track and version the git hooks.
+& git config core.hooksPath .githooks
+
 # Initialize global variables need to be set before the import of Arcade is imported
 $restore = $RunRestore
 
diff --git a/eng/build.sh b/eng/build.sh
index 1275859dfaf0..c95a766d0802 100755
--- a/eng/build.sh
+++ b/eng/build.sh
@@ -321,6 +321,10 @@ if [ ! -z "$runtime_source_feed$runtime_source_feed_key" ]; then
     toolset_build_args[${#toolset_build_args[*]}]=$runtimeFeedKeyArg
 fi
 
+# We need to change default git hooks directory as .git folder is not tracked. And by default hooks are stored in .git/hooks folder.
+# So we are setting git hooks default directory to .githooks, so that we can track and version the git hooks.
+git config core.hooksPath .githooks
+
 # Initialize global variables need to be set before the import of Arcade is imported
 restore=$run_restore