Remove unused headers

* Improve compilation time by reducing unnecessary compilation dependencies
* More clean code

Source/ASButtonNode+Yoga.mm

@@ -11,7 +11,6 @@
 #import <AsyncDisplayKit/ASButtonNode+Private.h>
 #import <AsyncDisplayKit/ASDisplayNodeInternal.h>
 #import <AsyncDisplayKit/ASStackLayoutSpecUtilities.h>
-#import <AsyncDisplayKit/ASThread.h>
 
 #if YOGA
 static void ASButtonNodeResolveHorizontalAlignmentForStyle(ASLayoutElementStyle *style, ASStackLayoutDirection _direction, ASHorizontalAlignment _horizontalAlignment, ASStackLayoutJustifyContent _justifyContent, ASStackLayoutAlignItems _alignItems) {

Source/ASMapNode.mm

@@ -16,7 +16,6 @@
 #import <AsyncDisplayKit/ASDisplayNode+Subclasses.h>
 #import <AsyncDisplayKit/ASDisplayNodeExtras.h>
 #import <AsyncDisplayKit/ASGraphicsContext.h>
-#import <AsyncDisplayKit/ASInsetLayoutSpec.h>
 #import <AsyncDisplayKit/ASInternalHelpers.h>
 #import <AsyncDisplayKit/ASLayout.h>
 #import <AsyncDisplayKit/ASThread.h>

Source/ASTextNode2.mm

@@ -20,15 +20,8 @@
 #import <AsyncDisplayKit/ASHighlightOverlayLayer.h>
 
 #import <AsyncDisplayKit/ASTextKitRenderer+Positioning.h>
-#import <AsyncDisplayKit/ASTextKitShadower.h>
-#import <AsyncDisplayKit/ASEqualityHelpers.h>
 
-#import <AsyncDisplayKit/ASInternalHelpers.h>
-
-#import <AsyncDisplayKit/CoreGraphics+ASConvenience.h>
-#import <AsyncDisplayKit/ASObjectDescriptionHelpers.h>
 #import <AsyncDisplayKit/ASTextLayout.h>
-#import <AsyncDisplayKit/ASThread.h>
 
 @interface ASTextCacheValue : NSObject {
   @package

Source/Debug/AsyncDisplayKit+Debug.mm

@@ -10,7 +10,6 @@
 #import <AsyncDisplayKit/AsyncDisplayKit+Debug.h>
 #import <AsyncDisplayKit/ASAbstractLayoutController.h>
 #import <AsyncDisplayKit/ASLayout.h>
-#import <AsyncDisplayKit/ASWeakSet.h>
 #import <AsyncDisplayKit/UIImage+ASConvenience.h>
 #import <AsyncDisplayKit/ASDisplayNode+Subclasses.h>
 #import <AsyncDisplayKit/ASGraphicsContext.h>

Source/Details/ASBasicImageDownloader.mm

@@ -9,7 +9,6 @@
 
 #import <AsyncDisplayKit/ASBasicImageDownloader.h>
 
-#import <Foundation/NSURLSession.h>
 #import <objc/runtime.h>
 
 #import <AsyncDisplayKit/ASBasicImageDownloaderInternal.h>

Source/Details/ASCollectionGalleryLayoutDelegate.mm

@@ -10,7 +10,6 @@
 
 #import <AsyncDisplayKit/_ASCollectionGalleryLayoutInfo.h>
 #import <AsyncDisplayKit/_ASCollectionGalleryLayoutItem.h>
-#import <AsyncDisplayKit/ASAssert.h>
 #import <AsyncDisplayKit/ASCellNode.h>
 #import <AsyncDisplayKit/ASCollectionElement.h>
 #import <AsyncDisplayKit/ASCollections.h>
@@ -19,7 +18,6 @@
 #import <AsyncDisplayKit/ASCollectionLayoutState.h>
 #import <AsyncDisplayKit/ASElementMap.h>
 #import <AsyncDisplayKit/ASLayout.h>
-#import <AsyncDisplayKit/ASLayoutRangeType.h>
 #import <AsyncDisplayKit/ASInsetLayoutSpec.h>
 #import <AsyncDisplayKit/ASStackLayoutSpec.h>
 

Source/Details/ASCollectionLayoutContext.mm

@@ -9,7 +9,6 @@
 #import <AsyncDisplayKit/ASCollectionLayoutContext.h>
 #import <AsyncDisplayKit/ASCollectionLayoutContext+Private.h>
 
-#import <AsyncDisplayKit/ASAssert.h>
 #import <AsyncDisplayKit/ASCollectionLayoutDelegate.h>
 #import <AsyncDisplayKit/ASCollectionLayoutCache.h>
 #import <AsyncDisplayKit/ASElementMap.h>

Source/Details/ASCollectionLayoutState.mm

@@ -7,9 +7,7 @@
 //
 
 #import <AsyncDisplayKit/ASCollectionLayoutState.h>
-#import <AsyncDisplayKit/ASCollectionLayoutState+Private.h>
 
-#import <AsyncDisplayKit/ASAssert.h>
 #import <AsyncDisplayKit/ASCellNode.h>
 #import <AsyncDisplayKit/ASCollectionElement.h>
 #import <AsyncDisplayKit/ASCollectionLayoutContext.h>

Source/Details/ASCollectionViewLayoutController.mm

@@ -12,8 +12,6 @@
 #import <AsyncDisplayKit/ASAssert.h>
 #import <AsyncDisplayKit/ASCollectionView+Undeprecated.h>
 #import <AsyncDisplayKit/ASElementMap.h>
-#import <AsyncDisplayKit/CoreGraphics+ASConvenience.h>
-#import <AsyncDisplayKit/UICollectionViewLayout+ASConvenience.h>
 
 struct ASRangeGeometry {
   CGRect rangeBounds;

Source/Details/ASCollectionViewLayoutInspector.mm

@@ -10,7 +10,6 @@
 #import <AsyncDisplayKit/ASCollectionViewLayoutInspector.h>
 
 #import <AsyncDisplayKit/ASCollectionView.h>
-#import <AsyncDisplayKit/ASCollectionView+Undeprecated.h>
 #import <AsyncDisplayKit/ASCollectionNode.h>
 
 #pragma mark - Helper Functions

Source/Details/ASDataController.mm

@@ -9,26 +9,20 @@
 
 #import <AsyncDisplayKit/ASDataController.h>
 
-#include <atomic>
-
 #import <AsyncDisplayKit/_ASHierarchyChangeSet.h>
 #import <AsyncDisplayKit/_ASScopeTimer.h>
-#import <AsyncDisplayKit/ASAssert.h>
 #import <AsyncDisplayKit/ASCellNode.h>
 #import <AsyncDisplayKit/ASCollectionElement.h>
 #import <AsyncDisplayKit/ASCollectionLayoutContext.h>
-#import <AsyncDisplayKit/ASCollectionLayoutState.h>
 #import <AsyncDisplayKit/ASDispatch.h>
 #import <AsyncDisplayKit/ASDisplayNodeExtras.h>
 #import <AsyncDisplayKit/ASElementMap.h>
 #import <AsyncDisplayKit/ASLayout.h>
-#import <AsyncDisplayKit/ASLog.h>
 #import <AsyncDisplayKit/ASSignpost.h>
 #import <AsyncDisplayKit/ASMainSerialQueue.h>
 #import <AsyncDisplayKit/ASMutableElementMap.h>
 #import <AsyncDisplayKit/ASRangeManagingNode.h>
 #import <AsyncDisplayKit/ASThread.h>
-#import <AsyncDisplayKit/ASTwoDimensionalArrayUtils.h>
 #import <AsyncDisplayKit/ASSection.h>
 
 #import <AsyncDisplayKit/ASInternalHelpers.h>

Source/Details/ASDelegateProxy.mm

@@ -10,7 +10,6 @@
 #import <AsyncDisplayKit/ASDelegateProxy.h>
 #import <AsyncDisplayKit/ASTableNode.h>
 #import <AsyncDisplayKit/ASCollectionNode.h>
-#import <AsyncDisplayKit/ASAssert.h>
 
 // UIKit performs a class check for UIDataSourceModelAssociation protocol conformance rather than an instance check, so
 //  the implementation of conformsToProtocol: below never gets called. We need to declare the two as conforming to the protocol here, then

Source/Details/ASElementMap.mm

@@ -13,7 +13,6 @@
 #import <AsyncDisplayKit/ASTwoDimensionalArrayUtils.h>
 #import <AsyncDisplayKit/ASMutableElementMap.h>
 #import <AsyncDisplayKit/ASSection.h>
-#import <AsyncDisplayKit/NSIndexSet+ASHelpers.h>
 #import <AsyncDisplayKit/ASObjectDescriptionHelpers.h>
 
 @interface ASElementMap () <ASDescriptionProvider>

Source/Details/ASIntegerMap.mm

@@ -9,7 +9,6 @@
 #import "ASIntegerMap.h"
 #import <AsyncDisplayKit/ASAssert.h>
 #import <unordered_map>
-#import <AsyncDisplayKit/NSIndexSet+ASHelpers.h>
 #import <AsyncDisplayKit/ASObjectDescriptionHelpers.h>
 
 /**

Source/Details/ASPhotosFrameworkImageRequest.mm

@@ -11,8 +11,6 @@
 
 #if AS_USE_PHOTOS
 
-#import <AsyncDisplayKit/ASBaseDefines.h>
-
 NSString *const ASPhotosURLScheme = @"ph";
 
 static NSString *const _ASPhotosURLQueryKeyWidth = @"width";

Source/Details/ASRangeController.mm

@@ -16,14 +16,9 @@
 #import <AsyncDisplayKit/ASDisplayNodeExtras.h>
 #import <AsyncDisplayKit/ASDisplayNodeInternal.h> // Required for interfaceState and hierarchyState setter methods.
 #import <AsyncDisplayKit/ASElementMap.h>
-#import <AsyncDisplayKit/ASInternalHelpers.h>
 #import <AsyncDisplayKit/ASSignpost.h>
-#import <AsyncDisplayKit/ASTwoDimensionalArrayUtils.h>
-#import <AsyncDisplayKit/ASWeakSet.h>
 
 #import <AsyncDisplayKit/ASCellNode+Internal.h>
-#import <AsyncDisplayKit/ASCollectionView+Undeprecated.h>
-#import <AsyncDisplayKit/ASDisplayNode+FrameworkPrivate.h>
 #import <AsyncDisplayKit/AsyncDisplayKit+Debug.h>
 
 #define AS_RANGECONTROLLER_LOG_UPDATE_FREQ 0

Source/Details/Transactions/_ASAsyncTransaction.mm

@@ -14,7 +14,6 @@
 #import <AsyncDisplayKit/ASThread.h>
 #import <list>
 #import <map>
-#import <mutex>
 
 #ifndef __STRICT_ANSI__
   #warning "Texture must be compiled with std=c++11 to prevent layout issues. gnu++ is not supported. This is hopefully temporary."

Source/Details/Transactions/_ASAsyncTransactionContainer.mm

@@ -10,7 +10,6 @@
 #import <AsyncDisplayKit/_ASAsyncTransactionContainer.h>
 #import <AsyncDisplayKit/_ASAsyncTransactionContainer+Private.h>
 
-#import <AsyncDisplayKit/ASConfigurationInternal.h>
 #import <AsyncDisplayKit/ASInternalHelpers.h>
 #import <AsyncDisplayKit/_ASAsyncTransaction.h>
 #import <AsyncDisplayKit/_ASAsyncTransactionGroup.h>

Source/Details/Transactions/_ASAsyncTransactionGroup.mm

@@ -12,7 +12,6 @@
 #import <AsyncDisplayKit/_ASAsyncTransaction.h>
 #import <AsyncDisplayKit/_ASAsyncTransactionGroup.h>
 #import <AsyncDisplayKit/_ASAsyncTransactionContainer.h>
-#import <AsyncDisplayKit/_ASAsyncTransactionContainer+Private.h>
 
 @implementation _ASAsyncTransactionGroup {
   NSHashTable<id<ASAsyncTransactionContainer>> *_containers;

Source/Details/_ASDisplayLayer.mm

@@ -9,15 +9,10 @@
 
 #import <AsyncDisplayKit/_ASDisplayLayer.h>
 
-#import <objc/runtime.h>
-
 #import <AsyncDisplayKit/_ASAsyncTransactionContainer.h>
 #import <AsyncDisplayKit/ASAssert.h>
 #import <AsyncDisplayKit/ASDisplayNode.h>
 #import <AsyncDisplayKit/ASDisplayNodeInternal.h>
-#import <AsyncDisplayKit/ASDisplayNode+FrameworkPrivate.h>
-#import <AsyncDisplayKit/ASObjectDescriptionHelpers.h>
-#import <AsyncDisplayKit/ASLog.h>
 
 @implementation _ASDisplayLayer
 {

Source/Details/_ASDisplayView.mm

@@ -8,17 +8,13 @@
 //
 
 #import <AsyncDisplayKit/_ASDisplayView.h>
-#import <AsyncDisplayKit/_ASDisplayViewAccessiblity.h>
 
 #import <AsyncDisplayKit/_ASCoreAnimationExtras.h>
 #import <AsyncDisplayKit/_ASDisplayLayer.h>
 #import <AsyncDisplayKit/ASDisplayNodeInternal.h>
 #import <AsyncDisplayKit/ASDisplayNode+Convenience.h>
-#import <AsyncDisplayKit/ASDisplayNode+FrameworkPrivate.h>
 #import <AsyncDisplayKit/ASDisplayNode+Subclasses.h>
-#import <AsyncDisplayKit/ASInternalHelpers.h>
 #import <AsyncDisplayKit/ASLayout.h>
-#import <AsyncDisplayKit/ASObjectDescriptionHelpers.h>
 #import <AsyncDisplayKit/ASViewController.h>
 
 #pragma mark - _ASDisplayView

Source/Details/_ASDisplayViewAccessiblity.mm

@@ -14,7 +14,6 @@
 #import <AsyncDisplayKit/ASCollectionNode.h>
 #import <AsyncDisplayKit/ASDisplayNodeExtras.h>
 #import <AsyncDisplayKit/ASDisplayNode+FrameworkPrivate.h>
-#import <AsyncDisplayKit/ASDisplayNode+Ancestry.h>
 #import <AsyncDisplayKit/ASDisplayNodeInternal.h>
 #import <AsyncDisplayKit/ASTableNode.h>
 

Source/Layout/ASAbsoluteLayoutSpec.mm

@@ -12,7 +12,6 @@
 #import <AsyncDisplayKit/ASCollections.h>
 #import <AsyncDisplayKit/ASLayout.h>
 #import <AsyncDisplayKit/ASLayoutSpec+Subclasses.h>
-#import <AsyncDisplayKit/ASLayoutSpecUtilities.h>
 #import <AsyncDisplayKit/ASLayoutElementStylePrivate.h>
 
 #pragma mark - ASAbsoluteLayoutSpec

Source/Layout/ASAsciiArtBoxCreator.mm

@@ -10,7 +10,6 @@
 #import <AsyncDisplayKit/ASAsciiArtBoxCreator.h>
 
 #import <CoreGraphics/CoreGraphics.h>
-#import <cmath>
 
 static const NSUInteger kDebugBoxPadding = 2;
 

Source/Layout/ASBackgroundLayoutSpec.mm

@@ -11,7 +11,6 @@
 
 #import <AsyncDisplayKit/ASLayoutSpec+Subclasses.h>
 
-#import <AsyncDisplayKit/ASAssert.h>
 #import <AsyncDisplayKit/ASCollections.h>
 
 static NSUInteger const kForegroundChildIndex = 0;

Source/Layout/ASCenterLayoutSpec.mm

@@ -9,8 +9,6 @@
 
 #import <AsyncDisplayKit/ASCenterLayoutSpec.h>
 
-#import <AsyncDisplayKit/ASLayout.h>
-
 @implementation ASCenterLayoutSpec
 {
   ASCenterLayoutSpecCenteringOptions _centeringOptions;

Source/Layout/ASCornerLayoutSpec.mm

@@ -9,7 +9,6 @@
 #import <AsyncDisplayKit/ASCornerLayoutSpec.h>
 #import <AsyncDisplayKit/ASLayout.h>
 #import <AsyncDisplayKit/ASLayoutSpec+Subclasses.h>
-#import <AsyncDisplayKit/ASDisplayNode.h>
 
 CGPoint as_calculatedCornerOriginIn(CGRect baseFrame, CGSize cornerSize, ASCornerLayoutLocation cornerLocation, CGPoint offset)
 {

Source/Layout/ASDimension.mm

@@ -11,8 +11,6 @@
 
 #import <AsyncDisplayKit/CoreGraphics+ASConvenience.h>
 
-#import <AsyncDisplayKit/ASAssert.h>
-
 #pragma mark - ASDimension
 
 ASDimension const ASDimensionAuto = {ASDimensionUnitAuto, 0};

Source/Layout/ASInsetLayoutSpec.mm

@@ -11,7 +11,6 @@
 
 #import <AsyncDisplayKit/ASLayoutSpec+Subclasses.h>
 
-#import <AsyncDisplayKit/ASAssert.h>
 #import <AsyncDisplayKit/ASInternalHelpers.h>
 
 @interface ASInsetLayoutSpec ()

Source/Layout/ASLayout.mm

@@ -13,13 +13,11 @@
 #import <queue>
 
 #import <AsyncDisplayKit/ASCollections.h>
-#import <AsyncDisplayKit/ASDimension.h>
 #import <AsyncDisplayKit/ASLayoutSpecUtilities.h>
 #import <AsyncDisplayKit/ASLayoutSpec+Subclasses.h>
 
 #import <AsyncDisplayKit/ASEqualityHelpers.h>
 #import <AsyncDisplayKit/ASInternalHelpers.h>
-#import <AsyncDisplayKit/ASObjectDescriptionHelpers.h>
 
 NSString *const ASThreadDictMaxConstraintSizeKey = @"kASThreadDictMaxConstraintSizeKey";
 

Source/Layout/ASLayoutElement.mm

@@ -8,15 +8,9 @@
 //
 
 #import <AsyncDisplayKit/ASDisplayNode+FrameworkPrivate.h>
-#import <AsyncDisplayKit/ASAvailability.h>
-#import <AsyncDisplayKit/ASLayout.h>
-#import <AsyncDisplayKit/ASLayoutElement.h>
 #import <AsyncDisplayKit/ASThread.h>
-#import <AsyncDisplayKit/ASObjectDescriptionHelpers.h>
 #import <AsyncDisplayKit/ASInternalHelpers.h>
 
-#import <atomic>
-
 using AS::MutexLocker;
 
 #if YOGA

Source/Layout/ASLayoutSpec+Subclasses.mm

@@ -9,7 +9,6 @@
 
 #import <AsyncDisplayKit/ASLayoutSpec+Subclasses.h>
 
-#import <AsyncDisplayKit/ASLayoutSpec.h>
 #import <AsyncDisplayKit/ASLayoutSpecPrivate.h>
 
 #pragma mark - ASNullLayoutSpec

Source/Layout/ASLayoutSpec.mm

@@ -14,13 +14,7 @@
 
 #import <AsyncDisplayKit/ASCollections.h>
 #import <AsyncDisplayKit/ASLayoutElementStylePrivate.h>
-#import <AsyncDisplayKit/ASTraitCollection.h>
 #import <AsyncDisplayKit/ASEqualityHelpers.h>
-#import <AsyncDisplayKit/ASInternalHelpers.h>
-
-#import <objc/runtime.h>
-#import <map>
-#import <vector>
 
 @implementation ASLayoutSpec
 

Source/Layout/ASOverlayLayoutSpec.mm

@@ -9,7 +9,6 @@
 
 #import <AsyncDisplayKit/ASOverlayLayoutSpec.h>
 #import <AsyncDisplayKit/ASLayoutSpec+Subclasses.h>
-#import <AsyncDisplayKit/ASAssert.h>
 #import <AsyncDisplayKit/ASCollections.h>
 
 static NSUInteger const kUnderlayChildIndex = 0;

Source/Layout/ASRatioLayoutSpec.mm

@@ -15,7 +15,6 @@
 
 #import <AsyncDisplayKit/ASLayoutSpec+Subclasses.h>
 
-#import <AsyncDisplayKit/ASAssert.h>
 #import <AsyncDisplayKit/ASInternalHelpers.h>
 
 #pragma mark - ASRatioLayoutSpec

Source/Layout/ASStackLayoutSpec.mm

@@ -13,14 +13,11 @@
 #import <vector>
 
 #import <AsyncDisplayKit/ASCollections.h>
-#import <AsyncDisplayKit/ASDimension.h>
 #import <AsyncDisplayKit/ASLayout.h>
-#import <AsyncDisplayKit/ASLayoutElement.h>
 #import <AsyncDisplayKit/ASLayoutElementStylePrivate.h>
 #import <AsyncDisplayKit/ASLayoutSpecUtilities.h>
 #import <AsyncDisplayKit/ASLog.h>
 #import <AsyncDisplayKit/ASStackPositionedLayout.h>
-#import <AsyncDisplayKit/ASStackUnpositionedLayout.h>
 
 @implementation ASStackLayoutSpec
 

Source/Private/ASCollectionViewFlowLayoutInspector.mm

@@ -9,9 +9,7 @@
 
 #import <AsyncDisplayKit/ASCollectionViewFlowLayoutInspector.h>
 #import <AsyncDisplayKit/ASCollectionView.h>
-#import <AsyncDisplayKit/ASAssert.h>
 #import <AsyncDisplayKit/ASEqualityHelpers.h>
-#import <AsyncDisplayKit/ASCollectionView+Undeprecated.h>
 #import <AsyncDisplayKit/ASCollectionNode.h>
 
 #define kDefaultItemSize CGSizeMake(50, 50)