Update project's Xcode version to 12.2, Swiftlint changes

Author: amirdew

.swiftlint.yml

@@ -38,6 +38,8 @@ excluded:
   - Package.swift
   - Pods
   - PagingLayoutSamples/SampleProject.bundle/SampleProject
+  - Samples/Pods
+  - Samples/PagingLayoutSamples/SampleProject.bundle/SampleProject
 
 # adjusting rules
 

CollectionViewPagingLayout.xcodeproj/project.pbxproj

@@ -220,7 +220,7 @@
 		298DBBED2441C94900341D8E /* Project object */ = {
 			isa = PBXProject;
 			attributes = {
-				LastUpgradeCheck = 1130;
+				LastUpgradeCheck = 1220;
 				ORGANIZATIONNAME = Amir;
 				TargetAttributes = {
 					298DBBF52441C94900341D8E = {
@@ -333,6 +333,7 @@
 				CLANG_WARN_OBJC_IMPLICIT_RETAIN_SELF = YES;
 				CLANG_WARN_OBJC_LITERAL_CONVERSION = YES;
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
+				CLANG_WARN_QUOTED_INCLUDE_IN_FRAMEWORK_HEADER = YES;
 				CLANG_WARN_RANGE_LOOP_ANALYSIS = YES;
 				CLANG_WARN_STRICT_PROTOTYPES = YES;
 				CLANG_WARN_SUSPICIOUS_MOVE = YES;
@@ -396,6 +397,7 @@
 				CLANG_WARN_OBJC_IMPLICIT_RETAIN_SELF = YES;
 				CLANG_WARN_OBJC_LITERAL_CONVERSION = YES;
 				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
+				CLANG_WARN_QUOTED_INCLUDE_IN_FRAMEWORK_HEADER = YES;
 				CLANG_WARN_RANGE_LOOP_ANALYSIS = YES;
 				CLANG_WARN_STRICT_PROTOTYPES = YES;
 				CLANG_WARN_SUSPICIOUS_MOVE = YES;

CollectionViewPagingLayout.xcodeproj/xcshareddata/xcschemes/CollectionViewPagingLayout.xcscheme

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "1130"
+   LastUpgradeVersion = "1220"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"

Lib/CollectionViewPagingLayout.swift

@@ -70,7 +70,7 @@ public class CollectionViewPagingLayout: UICollectionViewLayout {
     }
 
     private var currentPageCache: Int?
-    private var attributesCache: [(page: Int, attributes:UICollectionViewLayoutAttributes)]?
+    private var attributesCache: [(page: Int, attributes: UICollectionViewLayoutAttributes)]?
     private var scrollToSelectedCell: Bool = false
 
 
@@ -123,7 +123,7 @@ public class CollectionViewPagingLayout: UICollectionViewLayout {
         let startIndex = max(0, initialStartIndex - endIndexOutOfBounds)
         let endIndex = min(numberOfItems, initialEndIndex + startIndexOutOfBounds)
 
-        var attributesArray: [(page: Int, attributes:UICollectionViewLayoutAttributes)] = []
+        var attributesArray: [(page: Int, attributes: UICollectionViewLayoutAttributes)] = []
         var section = 0
         var numberOfItemsInSection = collectionView?.numberOfItems(inSection: section) ?? 0
         var numberOfItemsInPrevSections = 0
@@ -243,7 +243,7 @@ public class CollectionViewPagingLayout: UICollectionViewLayout {
             }
             let rect = selectableView.superview?.convert(selectableView.frame, to: collectionView) ?? .zero
             return (cell: cell, rect: rect, attributes: attributesAndPage.attributes, page: attributesAndPage.page)
-            } ?? []
+        } ?? []
 
         items.sort { $0.attributes.zIndex > $1.attributes.zIndex }
 

Lib/Snapshot/SnapshotTransformView.swift

@@ -98,8 +98,7 @@ public extension SnapshotTransformView {
         if let snapshot = snapshot,
             (snapshot.identifier != identifier ||
                 snapshot.snapshotSize != targetView.bounds.size ||
-                snapshot.pieceSizeRatio != snapshotOptions.pieceSizeRatio)
-        {
+                snapshot.pieceSizeRatio != snapshotOptions.pieceSizeRatio) {
             snapshot.removeFromSuperview()
             return nil
         }

Lib/TransformableView.swift

@@ -50,4 +50,3 @@ public extension TransformableView where Self: UICollectionViewCell {
         contentView.subviews.first
     }
 }
-

Samples/PagingLayoutSamples/Modules/LayoutDesigner/LayoutDesignerViewController.swift

@@ -48,10 +48,6 @@ class LayoutDesignerViewController: UIViewController, ViewModelBased, NibBased {
         }
     }
 
-    deinit {
-        NotificationCenter.default.removeObserver(self)
-    }
-    
 
     // MARK: Event listeners