From c2a00c2b100045b0918e23db8adb3026d3ba83ba Mon Sep 17 00:00:00 2001
From: Nikita Vasilev <nv3212@gmail.com>
Date: Mon, 6 Nov 2023 11:31:28 +0300
Subject: [PATCH] Update `pre-commit` hook (#5)

* Update `pre-commit` hook

* Fix `SwiftLint` warnings

* Update `CHANGELOG.md`
---
 CHANGELOG.md                                  |  2 ++
 .../Atomic/Classes/Core/Atomic/Atomic.swift   |  2 +-
 .../Classes/Helpers/Lock/UnfairLock.swift     |  2 +-
 hooks/pre-commit                              | 29 ++++++++++++++++++-
 4 files changed, 32 insertions(+), 3 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 51b251f..3b612d7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,8 @@ All notable changes to this project will be documented in this file.
 ## [Unreleased]
 
 ## Added
+- Updating pre-commit hook rules
+  - Added in Pull Request [#5](https://github.com/space-code/atomic/pull/5).
 
 - Integrate `CodeCov`
   - Added in Pull Request [#4](https://github.com/space-code/atomic/pull/4).
diff --git a/Sources/Atomic/Classes/Core/Atomic/Atomic.swift b/Sources/Atomic/Classes/Core/Atomic/Atomic.swift
index 5afe16c..d9d2709 100644
--- a/Sources/Atomic/Classes/Core/Atomic/Atomic.swift
+++ b/Sources/Atomic/Classes/Core/Atomic/Atomic.swift
@@ -68,7 +68,7 @@ public final class Atomic<Value> {
 
 extension Atomic: Equatable where Value: Equatable {
     public static func == (lhs: Atomic<Value>, rhs: Atomic<Value>) -> Bool {
-        lhs.read { left in rhs.read { right in left == right }}
+        lhs.read { left in rhs.read { right in left == right } }
     }
 }
 
diff --git a/Sources/Atomic/Classes/Helpers/Lock/UnfairLock.swift b/Sources/Atomic/Classes/Helpers/Lock/UnfairLock.swift
index 97c1f08..3b7a768 100644
--- a/Sources/Atomic/Classes/Helpers/Lock/UnfairLock.swift
+++ b/Sources/Atomic/Classes/Helpers/Lock/UnfairLock.swift
@@ -17,7 +17,7 @@ final class UnfairLock {
     // MARK: Initialization
 
     /// Initializes an UnfairLock instance.
-    public init() {
+    init() {
         unfairLock = .allocate(capacity: 1)
         unfairLock.initialize(to: os_unfair_lock())
     }
diff --git a/hooks/pre-commit b/hooks/pre-commit
index 89b3319..956fdcb 100755
--- a/hooks/pre-commit
+++ b/hooks/pre-commit
@@ -8,4 +8,31 @@ git diff --diff-filter=d --staged --name-only | grep -e '\.swift$' | while read
   fi
 done
 
-swiftlint
\ No newline at end of file
+LINT=$(which mint)
+if [[ -e "${LINT}" ]]; then
+    # Export files in SCRIPT_INPUT_FILE_$count to lint against later
+    count=0
+    while IFS= read -r file_path; do
+        export SCRIPT_INPUT_FILE_$count="$file_path"
+        count=$((count + 1))
+    done < <(git diff --name-only --cached --diff-filter=d | grep ".swift$")
+    export SCRIPT_INPUT_FILE_COUNT=$count
+
+    if [ "$count" -eq 0 ]; then
+        echo "No files to lint!"
+        exit 0
+    fi
+
+    echo "Found $count lintable files! Linting now.."
+    mint run swiftlint --use-script-input-files --strict --config .swiftlint.yml
+    RESULT=$? # swiftline exit value is number of errors
+
+    if [ $RESULT -eq 0 ]; then
+        echo "🎉  Well done. No violation."
+    fi
+    exit $RESULT
+else
+    echo "⚠️  WARNING: SwiftLint not found"
+    echo "⚠️  You might want to edit .git/hooks/pre-commit to locate your swiftlint"
+    exit 0
+fi
\ No newline at end of file