Remove IGListGridCollectionViewLayout

Summary: Follow from #450, this layout has been replaced. You served us well! - [x] All tests pass. Demo project builds and runs. - [x] I added an entry to the `CHANGELOG.md` for any breaking changes, enhancements, or bug fixes. Closes https://github.com/Instagram/IGListKit/pull/482 Differential Revision: D4553897 Pulled By: rnystrom fbshipit-source-id: caccb386ba8914fbbf5e81d997524efb78c6e4ea
2026-04-29 04:15:02 +08:00 · 2017-02-13 14:17:55 -08:00
parent 4eddd4a191
commit a5a08d2e11
11 changed files with 705 additions and 1255 deletions
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -24,6 +24,8 @@ This release closes the [3.0.0 milestone](https://github.com/Instagram/IGListKit

 - Changed `hasChanges` methods in `IGListIndexPathResult` and `IGListIndexSetResult` to read-only properties. [Bofei Zhu](https://github.com/zhubofei) [(#453)](https://github.com/Instagram/IGListKit/pull/453)

+- Replaced `IGListGridCollectionViewLayout` with `IGListCollectionViewLayout`. [[Ryan Nystrom](https://github.com/rnystrom) [(tbd)](https://github.com/Instagram/IGListKit/pull/tbd)
+
 ### Enhancements

 - You can now manually move items (cells) within a section controller, ex: `[self.collectionContext moveInSectionController:self fromIndex:0 toIndex:1]`. [Ryan Nystrom](https://github.com/rnystrom) [(#418)](https://github.com/Instagram/IGListKit/pull/418)
--- a/Examples/Examples-iOS/IGListKitExamples/Storyboard/Demo.storyboard
+++ b/Examples/Examples-iOS/IGListKitExamples/Storyboard/Demo.storyboard
@@ -1,11 +1,11 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="11542" systemVersion="16B2555" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" colorMatched="YES">
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="11762" systemVersion="16D32" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" colorMatched="YES">
    <device id="retina4_7" orientation="portrait">
        <adaptation id="fullscreen"/>
    </device>
    <dependencies>
        <deployment identifier="iOS"/>
-        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="11524"/>
+        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="11757"/>
        <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
    </dependencies>
    <scenes>
@@ -24,7 +24,7 @@
                            <collectionView clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="scaleToFill" dataMode="prototypes" translatesAutoresizingMaskIntoConstraints="NO" id="LKS-vo-Ytk" customClass="IGListCollectionView">
                                <rect key="frame" x="0.0" y="0.0" width="375" height="667"/>
                                <color key="backgroundColor" white="1" alpha="1" colorSpace="calibratedWhite"/>
-                                <collectionViewLayout key="collectionViewLayout" id="fUa-Xb-tfX" customClass="IGListGridCollectionViewLayout">
+                                <collectionViewLayout key="collectionViewLayout" id="fUa-Xb-tfX" customClass="IGListCollectionViewLayout">
                                    <userDefinedRuntimeAttributes>
                                        <userDefinedRuntimeAttribute type="number" keyPath="minimumLineSpacing">
                                            <real key="value" value="1"/>
--- a/Examples/Examples-iOS/Pods/Pods.xcodeproj/project.pbxproj
+++ b/Examples/Examples-iOS/Pods/Pods.xcodeproj/project.pbxproj
@@ -7,88 +7,86 @@
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@@ -474,6 +456,18 @@
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@@ -485,32 +479,32 @@
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+				51B3CA4AC1540B5E8DA89898CC4DB70D /* IGListMoveIndex.m in Sources */,
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+				46051A8745706CF5B544FBC92E03866A /* IGListReloadDataUpdater.m in Sources */,
+				152A99A168FF5698136B3D18FEA18967 /* IGListSectionController.m in Sources */,
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+				D5656F0FC225377B5C38F92E73437B8C /* IGListSingleSectionController.m in Sources */,
+				CC8C52DEF293751F22176AAC9C0991CB /* IGListStackedSectionController.m in Sources */,
+				97205704171378DE46D71CD44F773463 /* IGListWorkingRangeHandler.mm in Sources */,
+				F2F0BA58907DA6AD281BA6DF3B1D1412 /* NSNumber+IGListDiffable.m in Sources */,
+				BA6677A19C565C6C1568C76B4D342AA0 /* NSString+IGListDiffable.m in Sources */,
+				C9C57AAE562F6CA1052D03E98498290A /* UICollectionView+IGListBatchUpdateData.m in Sources */,
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+		};
 /* End PBXSourcesBuildPhase section */

 /* Begin PBXTargetDependency section */
 		36C541B7631C30D80576C418E9F06C18 /* PBXTargetDependency */ = {
 			isa = PBXTargetDependency;
 			name = IGListKit;
-			target = C8FFE709A50B36A8E6CEEFA81A6E808D /* IGListKit */;
+			target = 9CE1FC57ED556647A09C53464FF9EB5A /* IGListKit */;
 			targetProxy = 42B122D03058E7C3E34ACF0AC2A72140 /* PBXContainerItemProxy */;
 		};
 		9B463355891949F736B3B5D678FE8D02 /* PBXTargetDependency */ = {
 			isa = PBXTargetDependency;
 			name = IGListKit;
-			target = C8FFE709A50B36A8E6CEEFA81A6E808D /* IGListKit */;
+			target = 9CE1FC57ED556647A09C53464FF9EB5A /* IGListKit */;
 			targetProxy = A0A5426482C447F640D6A192E71D5F5B /* PBXContainerItemProxy */;
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 			isa = PBXTargetDependency;
 			name = IGListKit;
-			target = C8FFE709A50B36A8E6CEEFA81A6E808D /* IGListKit */;
+			target = 9CE1FC57ED556647A09C53464FF9EB5A /* IGListKit */;
 			targetProxy = 7D332B346FFC0D5E5159546D185DAFEF /* PBXContainerItemProxy */;
 		};
 /* End PBXTargetDependency section */
@@ -889,7 +881,7 @@
 			};
 			name = Debug;
 		};
-		3B15937F52C4B01CF7486D92196B4A47 /* Release */ = {
+		37167DDEF0A6B3C65B30FFC9BC714848 /* Debug */ = {
 			isa = XCBuildConfiguration;
 			baseConfigurationReference = CA234CE99FD05714C2A7AF7708B24C51 /* IGListKit.xcconfig */;
 			buildSettings = {
@@ -898,7 +890,7 @@
 				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "";
 				"CODE_SIGN_IDENTITY[sdk=watchos*]" = "";
 				CURRENT_PROJECT_VERSION = 1;
-				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
+				DEBUG_INFORMATION_FORMAT = dwarf;
 				DEFINES_MODULE = YES;
 				DYLIB_COMPATIBILITY_VERSION = 1;
 				DYLIB_CURRENT_VERSION = 1;
@@ -911,7 +903,7 @@
 				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
 				MODULEMAP_FILE = "Target Support Files/IGListKit/IGListKit.modulemap";
-				MTL_ENABLE_DEBUG_INFO = NO;
+				MTL_ENABLE_DEBUG_INFO = YES;
 				PRODUCT_NAME = IGListKit;
 				SDKROOT = iphoneos;
 				SKIP_INSTALL = YES;
@@ -920,7 +912,7 @@
 				VERSIONING_SYSTEM = "apple-generic";
 				VERSION_INFO_PREFIX = "";
 			};
-			name = Release;
+			name = Debug;
 		};
 		44CDBB6D11DE06DB64D6268622BDC47E /* Release */ = {
 			isa = XCBuildConfiguration;
@@ -997,7 +989,7 @@
 			};
 			name = Debug;
 		};
-		6E258C453331BCCC8EECD9CC99421815 /* Debug */ = {
+		909D59FB2F970BE866F6E5A76B597330 /* Release */ = {
 			isa = XCBuildConfiguration;
 			baseConfigurationReference = CA234CE99FD05714C2A7AF7708B24C51 /* IGListKit.xcconfig */;
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@@ -1006,7 +998,7 @@
 				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "";
 				"CODE_SIGN_IDENTITY[sdk=watchos*]" = "";
 				CURRENT_PROJECT_VERSION = 1;
-				DEBUG_INFORMATION_FORMAT = dwarf;
+				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
 				DEFINES_MODULE = YES;
 				DYLIB_COMPATIBILITY_VERSION = 1;
 				DYLIB_CURRENT_VERSION = 1;
@@ -1019,7 +1011,7 @@
 				IPHONEOS_DEPLOYMENT_TARGET = 8.0;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
 				MODULEMAP_FILE = "Target Support Files/IGListKit/IGListKit.modulemap";
-				MTL_ENABLE_DEBUG_INFO = YES;
+				MTL_ENABLE_DEBUG_INFO = NO;
 				PRODUCT_NAME = IGListKit;
 				SDKROOT = iphoneos;
 				SKIP_INSTALL = YES;
@@ -1028,7 +1020,7 @@
 				VERSIONING_SYSTEM = "apple-generic";
 				VERSION_INFO_PREFIX = "";
 			};
-			name = Debug;
+			name = Release;
 		};
 		ACA8A168549269FFC475C4357D635084 /* Debug */ = {
 			isa = XCBuildConfiguration;
@@ -1212,11 +1204,11 @@
 			defaultConfigurationIsVisible = 0;
 			defaultConfigurationName = Release;
 		};
-		F71F0CDD33B849DD0FE9EF7A6721683A /* Build configuration list for PBXNativeTarget "IGListKit" */ = {
+		8DADDAFB45D948BB78A504DFD61C6FB3 /* Build configuration list for PBXNativeTarget "IGListKit" */ = {
 			isa = XCConfigurationList;
 			buildConfigurations = (
-				6E258C453331BCCC8EECD9CC99421815 /* Debug */,
-				3B15937F52C4B01CF7486D92196B4A47 /* Release */,
+				37167DDEF0A6B3C65B30FFC9BC714848 /* Debug */,
+				909D59FB2F970BE866F6E5A76B597330 /* Release */,
 			);
 			defaultConfigurationIsVisible = 0;
 			defaultConfigurationName = Release;
--- a/Files/IGListKit/IGListKit-umbrella.h
+++ b/Files/IGListKit/IGListKit-umbrella.h
@@ -25,7 +25,6 @@
 #import "IGListCollectionView.h"
 #import "IGListCollectionViewLayout.h"
 #import "IGListDisplayDelegate.h"
-#import "IGListGridCollectionViewLayout.h"
 #import "IGListKit.h"
 #import "IGListReloadDataUpdater.h"
 #import "IGListScrollDelegate.h"
--- a/Examples/Examples-tvOS/Pods/Pods.xcodeproj/project.pbxproj
+++ b/Examples/Examples-tvOS/Pods/Pods.xcodeproj/project.pbxproj
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-			buildSettings = {
-				"CODE_SIGN_IDENTITY[sdk=appletvos*]" = "";
-				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "";
-				"CODE_SIGN_IDENTITY[sdk=watchos*]" = "";
-				CURRENT_PROJECT_VERSION = 1;
-				DEBUG_INFORMATION_FORMAT = dwarf;
-				DEFINES_MODULE = YES;
-				DYLIB_COMPATIBILITY_VERSION = 1;
-				DYLIB_CURRENT_VERSION = 1;
-				DYLIB_INSTALL_NAME_BASE = "@rpath";
-				ENABLE_STRICT_OBJC_MSGSEND = YES;
-				GCC_NO_COMMON_BLOCKS = YES;
-				GCC_PREFIX_HEADER = "Target Support Files/IGListKit/IGListKit-prefix.pch";
-				INFOPLIST_FILE = "Target Support Files/IGListKit/Info.plist";
-				INSTALL_PATH = "$(LOCAL_LIBRARY_DIR)/Frameworks";
-				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
-				MODULEMAP_FILE = "Target Support Files/IGListKit/IGListKit.modulemap";
-				MTL_ENABLE_DEBUG_INFO = YES;
-				PRODUCT_NAME = IGListKit;
-				SDKROOT = appletvos;
-				SKIP_INSTALL = YES;
-				SWIFT_VERSION = 3.0;
-				TARGETED_DEVICE_FAMILY = 3;
-				TVOS_DEPLOYMENT_TARGET = 9.0;
-				VERSIONING_SYSTEM = "apple-generic";
-				VERSION_INFO_PREFIX = "";
-			};
-			name = Debug;
-		};
 		1DD1CFF0DC5554065098F7DC1848365A /* Release */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
@@ -740,7 +700,7 @@
 			};
 			name = Debug;
 		};
-		72E1B26341B85F9DECC7FC8B508397DD /* Release */ = {
+		7ACF955A961A5E8526967ED157855AA4 /* Release */ = {
 			isa = XCBuildConfiguration;
 			baseConfigurationReference = 1DC4F8DCC1835BACB957FEAD24EF8700 /* IGListKit.xcconfig */;
 			buildSettings = {
@@ -816,6 +776,38 @@
 			};
 			name = Debug;
 		};
+		93B6A0432D75A801A8BA6D1EE8CE45C6 /* Debug */ = {
+			isa = XCBuildConfiguration;
+			baseConfigurationReference = 1DC4F8DCC1835BACB957FEAD24EF8700 /* IGListKit.xcconfig */;
+			buildSettings = {
+				"CODE_SIGN_IDENTITY[sdk=appletvos*]" = "";
+				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "";
+				"CODE_SIGN_IDENTITY[sdk=watchos*]" = "";
+				CURRENT_PROJECT_VERSION = 1;
+				DEBUG_INFORMATION_FORMAT = dwarf;
+				DEFINES_MODULE = YES;
+				DYLIB_COMPATIBILITY_VERSION = 1;
+				DYLIB_CURRENT_VERSION = 1;
+				DYLIB_INSTALL_NAME_BASE = "@rpath";
+				ENABLE_STRICT_OBJC_MSGSEND = YES;
+				GCC_NO_COMMON_BLOCKS = YES;
+				GCC_PREFIX_HEADER = "Target Support Files/IGListKit/IGListKit-prefix.pch";
+				INFOPLIST_FILE = "Target Support Files/IGListKit/Info.plist";
+				INSTALL_PATH = "$(LOCAL_LIBRARY_DIR)/Frameworks";
+				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
+				MODULEMAP_FILE = "Target Support Files/IGListKit/IGListKit.modulemap";
+				MTL_ENABLE_DEBUG_INFO = YES;
+				PRODUCT_NAME = IGListKit;
+				SDKROOT = appletvos;
+				SKIP_INSTALL = YES;
+				SWIFT_VERSION = 3.0;
+				TARGETED_DEVICE_FAMILY = 3;
+				TVOS_DEPLOYMENT_TARGET = 9.0;
+				VERSIONING_SYSTEM = "apple-generic";
+				VERSION_INFO_PREFIX = "";
+			};
+			name = Debug;
+		};
 		D04E368E88FCE29BD15438FCE317E815 /* Release */ = {
 			isa = XCBuildConfiguration;
 			baseConfigurationReference = A198E265B2C6E673C7C9C5050F92D9F0 /* Pods-IGListKitExamples.release.xcconfig */;
@@ -872,11 +864,11 @@
 			defaultConfigurationIsVisible = 0;
 			defaultConfigurationName = Release;
 		};
-		F71F0CDD33B849DD0FE9EF7A6721683A /* Build configuration list for PBXNativeTarget "IGListKit" */ = {
+		8DADDAFB45D948BB78A504DFD61C6FB3 /* Build configuration list for PBXNativeTarget "IGListKit" */ = {
 			isa = XCConfigurationList;
 			buildConfigurations = (
-				18D4E12BFCDE69FC40678F1DB3211B6F /* Debug */,
-				72E1B26341B85F9DECC7FC8B508397DD /* Release */,
+				93B6A0432D75A801A8BA6D1EE8CE45C6 /* Debug */,
+				7ACF955A961A5E8526967ED157855AA4 /* Release */,
 			);
 			defaultConfigurationIsVisible = 0;
 			defaultConfigurationName = Release;
--- a/Files/IGListKit/IGListKit-umbrella.h
+++ b/Files/IGListKit/IGListKit-umbrella.h
@@ -25,7 +25,6 @@
 #import "IGListCollectionView.h"
 #import "IGListCollectionViewLayout.h"
 #import "IGListDisplayDelegate.h"
-#import "IGListGridCollectionViewLayout.h"
 #import "IGListKit.h"
 #import "IGListReloadDataUpdater.h"
 #import "IGListScrollDelegate.h"
--- a/IGListKit.xcodeproj/project.pbxproj
+++ b/IGListKit.xcodeproj/project.pbxproj
@@ -80,10 +80,6 @@
 		0B3B93091E08D7F5008390ED /* IGListCollectionView.m in Sources */ = {isa = PBXBuildFile; fileRef = 0B3B92A31E08D7F5008390ED /* IGListCollectionView.m */; };
 		0B3B930A1E08D7F5008390ED /* IGListDisplayDelegate.h in Headers */ = {isa = PBXBuildFile; fileRef = 0B3B92A41E08D7F5008390ED /* IGListDisplayDelegate.h */; settings = {ATTRIBUTES = (Public, ); }; };
 		0B3B930B1E08D7F5008390ED /* IGListDisplayDelegate.h in Headers */ = {isa = PBXBuildFile; fileRef = 0B3B92A41E08D7F5008390ED /* IGListDisplayDelegate.h */; settings = {ATTRIBUTES = (Public, ); }; };
-		0B3B930C1E08D7F5008390ED /* IGListGridCollectionViewLayout.h in Headers */ = {isa = PBXBuildFile; fileRef = 0B3B92A51E08D7F5008390ED /* IGListGridCollectionViewLayout.h */; settings = {ATTRIBUTES = (Public, ); }; };
-		0B3B930D1E08D7F5008390ED /* IGListGridCollectionViewLayout.h in Headers */ = {isa = PBXBuildFile; fileRef = 0B3B92A51E08D7F5008390ED /* IGListGridCollectionViewLayout.h */; settings = {ATTRIBUTES = (Public, ); }; };
-		0B3B930E1E08D7F5008390ED /* IGListGridCollectionViewLayout.m in Sources */ = {isa = PBXBuildFile; fileRef = 0B3B92A61E08D7F5008390ED /* IGListGridCollectionViewLayout.m */; };
-		0B3B930F1E08D7F5008390ED /* IGListGridCollectionViewLayout.m in Sources */ = {isa = PBXBuildFile; fileRef = 0B3B92A61E08D7F5008390ED /* IGListGridCollectionViewLayout.m */; };
 		0B3B93101E08D7F5008390ED /* IGListReloadDataUpdater.h in Headers */ = {isa = PBXBuildFile; fileRef = 0B3B92A71E08D7F5008390ED /* IGListReloadDataUpdater.h */; settings = {ATTRIBUTES = (Public, ); }; };
 		0B3B93111E08D7F5008390ED /* IGListReloadDataUpdater.h in Headers */ = {isa = PBXBuildFile; fileRef = 0B3B92A71E08D7F5008390ED /* IGListReloadDataUpdater.h */; settings = {ATTRIBUTES = (Public, ); }; };
 		0B3B93121E08D7F5008390ED /* IGListReloadDataUpdater.m in Sources */ = {isa = PBXBuildFile; fileRef = 0B3B92A81E08D7F5008390ED /* IGListReloadDataUpdater.m */; };
@@ -208,8 +204,6 @@
 		8240C7F51DC2D99300B3AAE7 /* IGTestStoryboardSupplementarySource.m in Sources */ = {isa = PBXBuildFile; fileRef = 8240C7F41DC2D99300B3AAE7 /* IGTestStoryboardSupplementarySource.m */; };
 		8240C7F81DC2F3FB00B3AAE7 /* IGListTestStoryboardSection.m in Sources */ = {isa = PBXBuildFile; fileRef = 8240C7F71DC2F3FB00B3AAE7 /* IGListTestStoryboardSection.m */; };
 		8240C7FB1DC2F6CF00B3AAE7 /* IGListTestAdapterStoryboardDataSource.m in Sources */ = {isa = PBXBuildFile; fileRef = 8240C7FA1DC2F6CF00B3AAE7 /* IGListTestAdapterStoryboardDataSource.m */; };
-		828540481DDFF5D400118B94 /* IGListGridCollectionViewLayoutTests.m in Sources */ = {isa = PBXBuildFile; fileRef = 828540471DDFF5D400118B94 /* IGListGridCollectionViewLayoutTests.m */; };
-		828540491DDFF5D400118B94 /* IGListGridCollectionViewLayoutTests.m in Sources */ = {isa = PBXBuildFile; fileRef = 828540471DDFF5D400118B94 /* IGListGridCollectionViewLayoutTests.m */; };
 		8285404C1DE40C6E00118B94 /* IGListTestHorizontalSection.m in Sources */ = {isa = PBXBuildFile; fileRef = 8285404B1DE40C6E00118B94 /* IGListTestHorizontalSection.m */; };
 		8285404D1DE40C6E00118B94 /* IGListTestHorizontalSection.m in Sources */ = {isa = PBXBuildFile; fileRef = 8285404B1DE40C6E00118B94 /* IGListTestHorizontalSection.m */; };
 		828540501DE40D2D00118B94 /* IGListTestAdapterHorizontalDataSource.m in Sources */ = {isa = PBXBuildFile; fileRef = 8285404F1DE40D2D00118B94 /* IGListTestAdapterHorizontalDataSource.m */; };
@@ -342,8 +336,6 @@
 		0B3B92A21E08D7F5008390ED /* IGListCollectionView.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = IGListCollectionView.h; sourceTree = "<group>"; };
 		0B3B92A31E08D7F5008390ED /* IGListCollectionView.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = IGListCollectionView.m; sourceTree = "<group>"; };
 		0B3B92A41E08D7F5008390ED /* IGListDisplayDelegate.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = IGListDisplayDelegate.h; sourceTree = "<group>"; };
-		0B3B92A51E08D7F5008390ED /* IGListGridCollectionViewLayout.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = IGListGridCollectionViewLayout.h; sourceTree = "<group>"; };
-		0B3B92A61E08D7F5008390ED /* IGListGridCollectionViewLayout.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = IGListGridCollectionViewLayout.m; sourceTree = "<group>"; };
 		0B3B92A71E08D7F5008390ED /* IGListReloadDataUpdater.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = IGListReloadDataUpdater.h; sourceTree = "<group>"; };
 		0B3B92A81E08D7F5008390ED /* IGListReloadDataUpdater.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = IGListReloadDataUpdater.m; sourceTree = "<group>"; };
 		0B3B92A91E08D7F5008390ED /* IGListScrollDelegate.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = IGListScrollDelegate.h; sourceTree = "<group>"; };
@@ -411,7 +403,6 @@
 		8240C7F71DC2F3FB00B3AAE7 /* IGListTestStoryboardSection.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = IGListTestStoryboardSection.m; sourceTree = "<group>"; };
 		8240C7F91DC2F6CF00B3AAE7 /* IGListTestAdapterStoryboardDataSource.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = IGListTestAdapterStoryboardDataSource.h; sourceTree = "<group>"; };
 		8240C7FA1DC2F6CF00B3AAE7 /* IGListTestAdapterStoryboardDataSource.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = IGListTestAdapterStoryboardDataSource.m; sourceTree = "<group>"; };
-		828540471DDFF5D400118B94 /* IGListGridCollectionViewLayoutTests.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = IGListGridCollectionViewLayoutTests.m; sourceTree = "<group>"; };
 		8285404A1DE40C6E00118B94 /* IGListTestHorizontalSection.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = IGListTestHorizontalSection.h; sourceTree = "<group>"; };
 		8285404B1DE40C6E00118B94 /* IGListTestHorizontalSection.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = IGListTestHorizontalSection.m; sourceTree = "<group>"; };
 		8285404E1DE40D2D00118B94 /* IGListTestAdapterHorizontalDataSource.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = IGListTestAdapterHorizontalDataSource.h; sourceTree = "<group>"; };
@@ -532,8 +523,6 @@
 				298DDA1D1E3B0DC800F76F50 /* IGListCollectionViewLayout.h */,
 				298DDA1E1E3B0DC800F76F50 /* IGListCollectionViewLayout.mm */,
 				0B3B92A41E08D7F5008390ED /* IGListDisplayDelegate.h */,
-				0B3B92A51E08D7F5008390ED /* IGListGridCollectionViewLayout.h */,
-				0B3B92A61E08D7F5008390ED /* IGListGridCollectionViewLayout.m */,
 				0B3B928B1E08D7F5008390ED /* IGListKit.h */,
 				0B3B92A71E08D7F5008390ED /* IGListReloadDataUpdater.h */,
 				0B3B92A81E08D7F5008390ED /* IGListReloadDataUpdater.m */,
@@ -734,7 +723,6 @@
 				88144EE61D870EDC007C7F66 /* IGListDiffSwiftTests.swift */,
 				88144EE81D870EDC007C7F66 /* IGListDiffTests.m */,
 				88144EE91D870EDC007C7F66 /* IGListDisplayHandlerTests.m */,
-				828540471DDFF5D400118B94 /* IGListGridCollectionViewLayoutTests.m */,
 				88144EEB1D870EDC007C7F66 /* IGListKitTests-Bridging-Header.h */,
 				829D7BA81DD1816400549816 /* IGListSectionMapTests.m */,
 				26271C8B1DAE96740073E116 /* IGListSingleNibItemControllerTests.m */,
@@ -800,7 +788,6 @@
 				0B3B92EF1E08D7F5008390ED /* NSNumber+IGListDiffable.h in Headers */,
 				0B3B93411E08D7F5008390ED /* IGListWorkingRangeHandler.h in Headers */,
 				0B3B92E71E08D7F5008390ED /* IGListIndexPathResultInternal.h in Headers */,
-				0B3B930D1E08D7F5008390ED /* IGListGridCollectionViewLayout.h in Headers */,
 				0B3B932F1E08D7F5008390ED /* IGListAdapterProxy.h in Headers */,
 				0B3B92FD1E08D7F5008390ED /* IGListAdapterDelegate.h in Headers */,
 				0B3B92F71E08D7F5008390ED /* IGListAdapter.h in Headers */,
@@ -854,7 +841,6 @@
 				0B3B92EE1E08D7F5008390ED /* NSNumber+IGListDiffable.h in Headers */,
 				0B3B93401E08D7F5008390ED /* IGListWorkingRangeHandler.h in Headers */,
 				0B3B92E61E08D7F5008390ED /* IGListIndexPathResultInternal.h in Headers */,
-				0B3B930C1E08D7F5008390ED /* IGListGridCollectionViewLayout.h in Headers */,
 				0B3B932E1E08D7F5008390ED /* IGListAdapterProxy.h in Headers */,
 				0B3B92FC1E08D7F5008390ED /* IGListAdapterDelegate.h in Headers */,
 				0B3B92F61E08D7F5008390ED /* IGListAdapter.h in Headers */,
@@ -1233,7 +1219,6 @@
 				0B3B93371E08D7F5008390ED /* IGListDisplayHandler.m in Sources */,
 				0B3B92E11E08D7F5008390ED /* IGListMoveIndex.m in Sources */,
 				0B3B93471E08D7F5008390ED /* UICollectionView+IGListBatchUpdateData.m in Sources */,
-				0B3B930F1E08D7F5008390ED /* IGListGridCollectionViewLayout.m in Sources */,
 				0B3B92E51E08D7F5008390ED /* IGListMoveIndexPath.m in Sources */,
 				0B3B933D1E08D7F5008390ED /* IGListSectionMap.m in Sources */,
 				0B3B92F91E08D7F5008390ED /* IGListAdapter.m in Sources */,
@@ -1266,7 +1251,6 @@
 				29C579331DE0DA8A003A149B /* IGTestStoryboardSupplementaryView.m in Sources */,
 				885FE2401DC51B86009CE2B4 /* IGTestSingleItemDataSource.m in Sources */,
 				885FE2451DC51B86009CE2B4 /* IGTestStoryboardCell.m in Sources */,
-				828540491DDFF5D400118B94 /* IGListGridCollectionViewLayoutTests.m in Sources */,
 				885FE22F1DC51B76009CE2B4 /* IGListDiffSwiftTests.swift in Sources */,
 				885FE23F1DC51B86009CE2B4 /* IGTestObject.m in Sources */,
 				828540511DE40D2D00118B94 /* IGListTestAdapterHorizontalDataSource.m in Sources */,
@@ -1314,7 +1298,6 @@
 				0B3B93361E08D7F5008390ED /* IGListDisplayHandler.m in Sources */,
 				0B3B92E01E08D7F5008390ED /* IGListMoveIndex.m in Sources */,
 				0B3B93461E08D7F5008390ED /* UICollectionView+IGListBatchUpdateData.m in Sources */,
-				0B3B930E1E08D7F5008390ED /* IGListGridCollectionViewLayout.m in Sources */,
 				0B3B92E41E08D7F5008390ED /* IGListMoveIndexPath.m in Sources */,
 				0B3B933C1E08D7F5008390ED /* IGListSectionMap.m in Sources */,
 				0B3B92F81E08D7F5008390ED /* IGListAdapter.m in Sources */,
@@ -1334,7 +1317,6 @@
 				88144F181D870EDC007C7F66 /* IGTestDelegateController.m in Sources */,
 				1F0A68C51DF8D5B9009E8ADE /* IGListCollectionViewTests.m in Sources */,
 				298DDA3A1E3B16F600F76F50 /* IGLayoutTestDataSource.m in Sources */,
-				828540481DDFF5D400118B94 /* IGListGridCollectionViewLayoutTests.m in Sources */,
 				88144F0D1D870EDC007C7F66 /* IGListDisplayHandlerTests.m in Sources */,
 				8240C7F51DC2D99300B3AAE7 /* IGTestStoryboardSupplementarySource.m in Sources */,
 				88144F1B1D870EDC007C7F66 /* IGTestSingleItemDataSource.m in Sources */,
--- a/Source/IGListGridCollectionViewLayout.h
+++ b/Source/IGListGridCollectionViewLayout.h
@@ -1,43 +0,0 @@
-/**
- * Copyright (c) 2016-present, Facebook, Inc.
- * All rights reserved.
- *
- * This source code is licensed under the BSD-style license found in the
- * LICENSE file in the root directory of this source tree. An additional grant
- * of patent rights can be found in the PATENTS file in the same directory.
- */
-
-#import <UIKit/UIKit.h>
-#import <IGListKit/IGListMacros.h>
-
-NS_ASSUME_NONNULL_BEGIN
-
-/**
- `IGListGridCollectionViewLayout` provides a vertically-scrolling, section-based grid layout for `UICollectionView`.
- Items in the layout are displayed consecutively in a grid with exactly 1 item per section.
- If items are square, the appearance would be similar to the iOS Photos app.
- However, the size of the items for each section can vary.
- */
-IGLK_SUBCLASSING_RESTRICTED
-@interface IGListGridCollectionViewLayout : UICollectionViewLayout
-
-/**
- The minimum spacing to use between lines of items in the grid. The default value is `0.0`.
- */
-@property (nonatomic, assign) IBInspectable CGFloat minimumLineSpacing;
-
-/**
- The minimum spacing to use between items in the same row. The default value is `0.0`.
- */
-@property (nonatomic, assign) IBInspectable CGFloat minimumInteritemSpacing;
-
-/**
- The default size to use for cells. The default value is `(0.0, 0.0)`.
- If this size is non-zero, the layout will use this item size for all items.
- When the size is zero (the default), then the layout will query the collection view's delegate for the size.
- */
-@property (nonatomic, assign) IBInspectable CGSize itemSize;
-
-@end
-
-NS_ASSUME_NONNULL_END
--- a/Source/IGListGridCollectionViewLayout.m
+++ b/Source/IGListGridCollectionViewLayout.m
@@ -1,335 +0,0 @@
-/**
- * Copyright (c) 2016-present, Facebook, Inc.
- * All rights reserved.
- *
- * This source code is licensed under the BSD-style license found in the
- * LICENSE file in the root directory of this source tree. An additional grant
- * of patent rights can be found in the PATENTS file in the same directory.
- */
-
-#import <IGListKit/IGListAssert.h>
-#import "IGListGridCollectionViewLayout.h"
-
-#pragma mark - IGListGridLayoutLine
-
-@interface _IGListGridLayoutLine : NSObject
-
-@property (nonatomic, assign) CGRect frame;
-@property (nonatomic, assign) CGFloat tailSpace;
-@property (nonatomic, assign, readonly) CGFloat minimumInteritemSpacing;
-@property (nonatomic, assign) NSInteger headIndex;
-@property (nonatomic, copy) NSMutableArray<NSValue *> *itemSizes;
-
- (instancetype)initWithMinimumInteritemSpacing:(CGFloat)spacing
-                                      headIndex:(NSInteger)headIndex
-                                          frame:(CGRect)frame;
- (BOOL)addItemToTailWithSize:(CGSize)size;
- (UICollectionViewLayoutAttributes *)attributesForItemAtIndexPath:(NSIndexPath *)indexPath;
- (NSArray<UICollectionViewLayoutAttributes *> *)attributesForAllItems;
-
-@end
-
-
-#pragma mark - IGListGridCollectionViewLayout
-
-@interface IGListGridCollectionViewLayout ()
-
-@property (nonatomic, copy, nullable, readonly) NSMutableArray<_IGListGridLayoutLine *> *lineCache;
-@property (nonatomic, copy, nullable, readonly) NSMutableArray<NSNumber *> *lineForItem;
-
-@property (nonatomic, assign, readonly) CGFloat contentWidth;
-@property (nonatomic, assign, readonly) CGFloat contentHeight;
-
-@property (nonatomic, assign) NSInteger itemPerLine;
-@property (nonatomic, assign) NSInteger lineNumber;
-
-@end
-
-@implementation IGListGridCollectionViewLayout
-
- (instancetype)init {
-    self = [super init];
-    if (self) {
-        [self commonInit];
-    }
-    return self;
-}
-
- (instancetype)initWithCoder:(nonnull NSCoder *)aDecoder {
-    self = [super initWithCoder:aDecoder];
-    if (self) {
-        [self commonInit];
-    }
-    return self;
-}
-
- (void)commonInit {
-    _minimumLineSpacing = 0.0f;
-    _minimumInteritemSpacing = 0.0f;
-    _lineCache = [NSMutableArray new];
-    _lineForItem = [NSMutableArray new];
-    _itemSize = CGSizeZero;
-}
-
-#pragma mark - Layout Infomation
-
- (void)prepareLayout {
-#if DEBUG
-    IGAssertMainThread();
-    for (NSInteger section = 0; section < [self.collectionView numberOfSections]; section++) {
-        IGAssert([self.collectionView numberOfItemsInSection:section] == 1, @"Each section should have exactly one item for this layout to work.");
-    }
-#endif
-    if (CGSizeEqualToSize(self.itemSize, CGSizeZero)) {
-        [self reloadLayout];
-    } else {
-        [self reloadLayoutWithConstantItemSize:self.itemSize];
-    }
-}
-
- (CGSize)collectionViewContentSize {
-    return CGSizeMake(self.contentWidth, self.contentHeight);
-}
-
- (NSArray<__kindof UICollectionViewLayoutAttributes *> *)layoutAttributesForElementsInRect:(CGRect)rect {
-    NSMutableArray *array = [NSMutableArray array];
-    if (CGSizeEqualToSize(self.itemSize, CGSizeZero)) {
-        BOOL findFirstLine = NO;
-        for (_IGListGridLayoutLine *line in self.lineCache) {
-            if (CGRectIntersectsRect(line.frame, rect)) {
-                findFirstLine = YES;
-                NSArray<UICollectionViewLayoutAttributes *> *lineAttributes = [line attributesForAllItems];
-                for (UICollectionViewLayoutAttributes *attributes in lineAttributes) {
-                    if (CGRectIntersectsRect(attributes.frame, rect)) {
-                        [array addObject:attributes];
-                    }
-                }
-            } else if (findFirstLine) {
-                break;
-            }
-        }
-    } else {
-        NSInteger firstLine = (NSInteger)(rect.origin.y / (self.itemSize.height + self.minimumLineSpacing));
-        NSInteger lastLine = (NSInteger)((rect.origin.y + rect.size.height + self.itemSize.height + self.minimumLineSpacing)
-                                         / (self.itemSize.height + self.minimumLineSpacing));
-        NSInteger firstColumn = (NSInteger)(rect.origin.x / (self.itemSize.width + self.minimumInteritemSpacing));
-        NSInteger LastColumn = (NSInteger)((rect.origin.x + rect.size.width + self.itemSize.width + self.minimumInteritemSpacing)
-                                           / (self.itemSize.width + self.minimumInteritemSpacing));
-        firstLine = firstLine >= 0 ? firstLine : 0;
-        lastLine = lastLine >= 0 ? lastLine : 0;
-        firstColumn = firstColumn >= 0 ? firstColumn : 0;
-        LastColumn = LastColumn >= 0 ? LastColumn : 0;
-        for (NSInteger l = firstLine; l <= lastLine; l++) {
-            NSInteger section = 0;
-            for (NSInteger c = firstColumn; c <= LastColumn; c++) {
-                section = l * self.itemPerLine + c;
-                if (section >= self.collectionView.numberOfSections) {
-                    break;
-                }
-                NSIndexPath *indexPath = [NSIndexPath indexPathForItem:0 inSection:section];
-                UICollectionViewLayoutAttributes *attributes = [self layoutAttributesForItemAtIndexPath:indexPath];
-                if (attributes != nil) {
-                    [array addObject:attributes];
-                }
-            }
-            if (section >= self.collectionView.numberOfSections) {
-                break;
-            }
-        }
-    }
-    return array;
-}
-
- (UICollectionViewLayoutAttributes *)layoutAttributesForItemAtIndexPath:(NSIndexPath *)indexPath {
-    if (CGSizeEqualToSize(self.itemSize, CGSizeZero)) {
-        const NSInteger lineNumber = [self.lineForItem[indexPath.section] integerValue];
-        _IGListGridLayoutLine *line = self.lineCache[lineNumber];
-        return [line attributesForItemAtIndexPath:indexPath];
-    } else {
-        const NSInteger section = indexPath.section;
-        const NSInteger lineNumber = section / self.itemPerLine;
-        const NSInteger column = section - lineNumber * self.itemPerLine;
-        const CGFloat x = column * (self.itemSize.width + self.minimumInteritemSpacing);
-        const CGFloat y = lineNumber * (self.itemSize.height + self.minimumLineSpacing);
-        const CGRect frame = CGRectMake(x, y, self.itemSize.width, self.itemSize.height);
-        UICollectionViewLayoutAttributes *attributes = [UICollectionViewLayoutAttributes layoutAttributesForCellWithIndexPath:indexPath];
-        attributes.frame = frame;
-        return attributes;
-    }
-}
-
- (BOOL)shouldInvalidateLayoutForBoundsChange:(CGRect)newBounds {
-    const CGRect oldBounds = self.collectionView.bounds;
-    return CGRectGetWidth(oldBounds) != CGRectGetWidth(newBounds)
-    || CGRectGetHeight(oldBounds) != CGRectGetHeight(newBounds);
-}
-
-#pragma mark - Getter Setter
-
- (CGFloat)contentWidth {
-    UIEdgeInsets insets = self.collectionView.contentInset;
-    return CGRectGetWidth(self.collectionView.bounds) - (insets.left + insets.right);
-}
-
- (CGFloat)contentHeight {
-    CGFloat height = 0;
-
-    if (CGSizeEqualToSize(self.itemSize, CGSizeZero)) {
-        for (_IGListGridLayoutLine *line in self.lineCache) {
-            height += line.frame.size.height;
-        }
-        height += ([self.lineCache count] - 1) * self.minimumLineSpacing;
-    } else {
-        height = self.lineNumber * (self.itemSize.height + self.minimumLineSpacing) - self.minimumLineSpacing;
-    }
-
-    return height;
-}
-
- (void)setMinimumLineSpacing:(CGFloat)minimumLineSpacing {
-    if (_minimumLineSpacing != minimumLineSpacing) {
-        _minimumLineSpacing = minimumLineSpacing;
-        [self invalidateLayout];
-    }
-}
-
- (void)setMinimumInteritemSpacing:(CGFloat)minimumInteritemSpacing {
-    if (_minimumInteritemSpacing != minimumInteritemSpacing) {
-        _minimumInteritemSpacing = minimumInteritemSpacing;
-        [self invalidateLayout];
-    }
-}
-
-#pragma mark - Private API
-
- (void)reloadLayout {
-    [self.lineCache removeAllObjects];
-    [self.lineForItem removeAllObjects];
-
-    // Init first line and add to lineCache
-    CGRect frame = CGRectMake(0, 0, self.contentWidth, 0);
-    _IGListGridLayoutLine *firstLine = [[_IGListGridLayoutLine alloc] initWithMinimumInteritemSpacing:self.minimumInteritemSpacing
-                                                                                            headIndex:0
-                                                                                                frame:frame];
-    [self.lineCache addObject:firstLine];
-
-    UICollectionView *collectionView = self.collectionView;
-
-    for (NSInteger i = 0; i < collectionView.numberOfSections; i++) {
-        NSIndexPath *indexPath = [NSIndexPath indexPathForItem:0 inSection:i];
-        id<UICollectionViewDelegateFlowLayout> delegate = (id<UICollectionViewDelegateFlowLayout>) collectionView.delegate;
-        const CGSize itemSize = [delegate collectionView:collectionView layout:self sizeForItemAtIndexPath:indexPath];
-        
-        IGAssertMainThread();
-        IGAssert(itemSize.width <= self.contentWidth, @"The width of a single item must not exceed the width of the collection view.");
-        
-        _IGListGridLayoutLine *lastLine = [self.lineCache lastObject];
-        if (![lastLine addItemToTailWithSize:itemSize]) {
-            // Not enough space for the last line
-            CGFloat y = lastLine.frame.origin.y + lastLine.frame.size.height + self.minimumLineSpacing;
-            frame = CGRectMake(0, y, self.contentWidth, 0);
-            _IGListGridLayoutLine *newLine = [[_IGListGridLayoutLine alloc] initWithMinimumInteritemSpacing:self.minimumInteritemSpacing
-                                                                                                  headIndex:i
-                                                                                                      frame:frame];
-            [self.lineCache addObject:newLine];
-            [newLine addItemToTailWithSize:itemSize];
-        }
-        [self.lineForItem addObject:@(self.lineCache.count - 1)];
-    }
-}
-
- (void)reloadLayoutWithConstantItemSize:(CGSize)itemSize {
-    self.itemPerLine = (NSInteger) ((self.contentWidth + self.minimumInteritemSpacing)
-                                    / (itemSize.width + self.minimumInteritemSpacing));
-    self.lineNumber = (self.collectionView.numberOfSections + self.itemPerLine - 1) / self.itemPerLine;
-}
-
-@end
-
-
-#pragma mark - IGListGridLayoutLine
-
-@implementation _IGListGridLayoutLine
-
- (instancetype)initWithMinimumInteritemSpacing:(CGFloat)spacing
-                                      headIndex:(NSInteger)headIndex
-                                          frame:(CGRect)frame {
-    IGAssertMainThread();
-    IGParameterAssert(spacing >= 0);
-    IGParameterAssert(headIndex >= 0);
-
-    self = [super init];
-    if (self) {
-        _frame = frame;
-        _minimumInteritemSpacing = spacing;
-        _itemSizes = [NSMutableArray array];
-        _headIndex = headIndex;
-        _tailSpace = frame.size.width;
-    }
-    return self;
-}
-
- (BOOL)addItemToTailWithSize:(CGSize)size {
-    if (size.width > self.tailSpace) {
-        return NO;
-    }
-
-    self.tailSpace -= size.width + self.minimumInteritemSpacing;
-    if (size.height > self.frame.size.height) {
-        CGRect frame = self.frame;
-        frame.size.height = size.height;
-        self.frame = frame;
-    }
-    NSValue *sizeValue = [NSValue valueWithCGSize:size];
-    [self.itemSizes addObject:sizeValue];
-    return YES;
-}
-
- (UICollectionViewLayoutAttributes *)attributesForItemAtIndexPath:(NSIndexPath *)indexPath {
-    const NSInteger index = indexPath.section - self.headIndex;
-    CGFloat x = 0;
-    NSInteger idx = 0;
-    for (NSValue *sizeValue in self.itemSizes) {
-        if (idx < index) {
-            const CGSize size = [sizeValue CGSizeValue];
-            x += size.width + self.minimumInteritemSpacing;
-        } else {
-            break;
-        }
-        idx++;
-    }
-    UICollectionViewLayoutAttributes *attributes = [self attributesForItemAtIndexPath:indexPath withXOffset:x];
-    return attributes;
-}
-
- (NSArray<UICollectionViewLayoutAttributes *> *)attributesForAllItems {
-    NSMutableArray *array = [NSMutableArray array];
-    CGFloat x = 0;
-    NSInteger idx = 0;
-    for (NSValue *sizeValue in self.itemSizes) {
-        NSIndexPath *indexPath = [NSIndexPath indexPathForItem:0 inSection:(self.headIndex + idx)];
-        UICollectionViewLayoutAttributes *attributes = [self attributesForItemAtIndexPath:indexPath withXOffset:x];
-        [array addObject:attributes];
-        const CGSize size = [sizeValue CGSizeValue];
-        x += size.width + self.minimumInteritemSpacing;
-        idx++;
-    }
-    return array;
-}
-
-#pragma mark - Private API
-
- (UICollectionViewLayoutAttributes *)attributesForItemAtIndexPath:(NSIndexPath *)indexPath withXOffset:(CGFloat)xOffset {
-    const NSInteger index = indexPath.section - self.headIndex;
-    const CGSize itemSize = [self.itemSizes[index] CGSizeValue];
-
-    // Center vertically
-    const CGFloat y = (self.frame.size.height - itemSize.height) / 2;
-
-    const CGRect frame = CGRectMake(self.frame.origin.x + xOffset, self.frame.origin.y + y, itemSize.width, itemSize.height);
-    UICollectionViewLayoutAttributes *attributes = [UICollectionViewLayoutAttributes layoutAttributesForCellWithIndexPath:indexPath];
-    attributes.frame = frame;
-    return attributes;
-}
-
-@end
--- a/Source/IGListKit.h
+++ b/Source/IGListKit.h
@@ -32,7 +32,6 @@ FOUNDATION_EXPORT const unsigned char IGListKitVersionString[];
 #import <IGListKit/IGListCollectionView.h>
 #import <IGListKit/IGListDisplayDelegate.h>
 #import <IGListKit/IGListExperiments.h>
-#import <IGListKit/IGListGridCollectionViewLayout.h>
 #import <IGListKit/IGListSectionController.h>
 #import <IGListKit/IGListSectionType.h>
 #import <IGListKit/IGListReloadDataUpdater.h>
--- a/Tests/IGListGridCollectionViewLayoutTests.m
+++ b/Tests/IGListGridCollectionViewLayoutTests.m
@@ -1,137 +0,0 @@
-/**
- * Copyright (c) 2016-present, Facebook, Inc.
- * All rights reserved.
- *
- * This source code is licensed under the BSD-style license found in the
- * LICENSE file in the root directory of this source tree. An additional grant
- * of patent rights can be found in the PATENTS file in the same directory.
- */
-
-#import <XCTest/XCTest.h>
-
-#import "IGListGridCollectionViewLayout.h"
-#import "IGTestCell.h"
-#import "IGTestSingleItemDataSource.h"
-
-
-#define genTestObject(k, v) [[IGTestObject alloc] initWithKey:k value:v]
-
-#define genExpectation [self expectationWithDescription:NSStringFromSelector(_cmd)]
-
-#define IGAssertEqualFrame(frame, x, y, w, h, ...) \
-do { \
-CGRect expected = CGRectMake(x, y, w, h); \
-XCTAssertEqual(CGRectGetMinX(expected), CGRectGetMinX(frame)); \
-XCTAssertEqual(CGRectGetMinY(expected), CGRectGetMinY(frame)); \
-XCTAssertEqual(CGRectGetWidth(expected), CGRectGetWidth(frame)); \
-XCTAssertEqual(CGRectGetHeight(expected), CGRectGetHeight(frame)); \
-} while(0)
-
-@interface IGListGridCollectionViewLayoutTests : XCTestCase
-
-@property (nonatomic, strong) IGListCollectionView *collectionView;
-@property (nonatomic, strong) IGListAdapter *adapter;
-@property (nonatomic, strong) IGListAdapterUpdater *updater;
-@property (nonatomic, strong) IGTestSingleItemDataSource *dataSource;
-@property (nonatomic, strong) UIWindow *window;
-@property (nonatomic, strong) IGListGridCollectionViewLayout *layout;
-
-@end
-
-@implementation IGListGridCollectionViewLayoutTests
-
- (void)setUp {
-    [super setUp];
-    self.window = [[UIWindow alloc] initWithFrame:CGRectMake(0, 0, 100, 100)];
-    self.layout = [[IGListGridCollectionViewLayout alloc] init];
-    self.collectionView = [[IGListCollectionView alloc] initWithFrame:CGRectMake(0, 0, 100, 100) collectionViewLayout:self.layout];
-    [self.window addSubview:self.collectionView];
-    self.dataSource = [[IGTestSingleItemDataSource alloc] init];
-    self.updater = [[IGListAdapterUpdater alloc] init];
-    self.adapter = [[IGListAdapter alloc] initWithUpdater:self.updater viewController:nil workingRangeSize:2];
-}
-
- (void)tearDown {
-    [super tearDown];
-    self.window = nil;
-    self.collectionView = nil;
-    self.adapter = nil;
-    self.dataSource = nil;
-    self.layout = nil;
-}
-
- (void)setupWithObjects:(NSArray *)objects {
-    self.dataSource.objects = objects;
-    self.adapter.collectionView = self.collectionView;
-    self.adapter.dataSource = self.dataSource;
-    [self.collectionView layoutIfNeeded];
-}
-
- (void)test_whenDisplayingCollectionView_thatHasOneItem {
-    [self setupWithObjects:@[genTestObject(@1, @"Foo")]];
-    CGSize contentSize = self.layout.collectionViewContentSize;
-    NSIndexPath *indexPath = [NSIndexPath indexPathForItem:0 inSection:0];
-    UICollectionViewLayoutAttributes *attributes = [self.layout layoutAttributesForItemAtIndexPath:indexPath];
-    XCTAssertEqual(contentSize.width, 100.0f);
-    XCTAssertEqual(contentSize.height, 44.0f);
-    IGAssertEqualFrame(attributes.frame, 0, 0, 100, 44);
-}
-
- (void)test_whenDisplayingCollectionView_thatLayoutHasItemSize {
-    self.layout.itemSize = CGSizeMake(44.0f, 44.0f);
-    [self setupWithObjects:@[genTestObject(@1, @"Foo")]];
-    NSIndexPath *indexPath = [NSIndexPath indexPathForItem:0 inSection:0];
-    UICollectionViewLayoutAttributes *attributes = [self.layout layoutAttributesForItemAtIndexPath:indexPath];
-    IGAssertEqualFrame(attributes.frame, 0, 0, 44, 44);
-}
-
- (void)test_whenDisplayingCollectionView_thatHasMultipleItems {
-    self.layout.itemSize = CGSizeMake(44.0f, 44.0f);
-    self.layout.minimumInteritemSpacing = 12.0f;
-    self.layout.minimumLineSpacing = 6.0f;
-    [self setupWithObjects:@[
-                             genTestObject(@1, @"Foo"),
-                             genTestObject(@2, @"Bar"),
-                             genTestObject(@3, @"Baz"),
-                             genTestObject(@4, @"Foo"),
-                             genTestObject(@5, @"Bar"),
-                             genTestObject(@6, @"Baz")
-                             ]];
-    CGSize contentSize = self.layout.collectionViewContentSize;
-    NSIndexPath *indexPath0 = [NSIndexPath indexPathForItem:0 inSection:0];
-    NSIndexPath *indexPath2 = [NSIndexPath indexPathForItem:0 inSection:2];
-    NSIndexPath *indexPath3 = [NSIndexPath indexPathForItem:0 inSection:3];
-    NSIndexPath *indexPath5 = [NSIndexPath indexPathForItem:0 inSection:5];
-    UICollectionViewLayoutAttributes *attributes0 = [self.layout layoutAttributesForItemAtIndexPath:indexPath0];
-    UICollectionViewLayoutAttributes *attributes2 = [self.layout layoutAttributesForItemAtIndexPath:indexPath2];
-    UICollectionViewLayoutAttributes *attributes3 = [self.layout layoutAttributesForItemAtIndexPath:indexPath3];
-    UICollectionViewLayoutAttributes *attributes5 = [self.layout layoutAttributesForItemAtIndexPath:indexPath5];
-    XCTAssertEqual(contentSize.width, 100.0f);
-    XCTAssertEqual(contentSize.height, 144.0f);
-    IGAssertEqualFrame(attributes0.frame, 0, 0, 44, 44);
-    IGAssertEqualFrame(attributes2.frame, 0, 50, 44, 44);
-    IGAssertEqualFrame(attributes3.frame, 56, 50, 44, 44);
-    IGAssertEqualFrame(attributes5.frame, 56, 100, 44, 44);
-}
-
- (void)test_whenDisplayingCollectionView_thatUsesDelegateSize {
-    self.layout.minimumLineSpacing = 6.0f;
-    [self setupWithObjects:@[
-                             genTestObject(@1, @"Foo"),
-                             genTestObject(@2, @"Bar"),
-                             genTestObject(@3, @"Baz")
-                             ]];
-    CGSize contentSize = self.layout.collectionViewContentSize;
-    NSIndexPath *indexPath0 = [NSIndexPath indexPathForItem:0 inSection:0];
-    NSIndexPath *indexPath1 = [NSIndexPath indexPathForItem:0 inSection:1];
-    NSIndexPath *indexPath2 = [NSIndexPath indexPathForItem:0 inSection:2];
-    UICollectionViewLayoutAttributes *attributes0 = [self.layout layoutAttributesForItemAtIndexPath:indexPath0];
-    UICollectionViewLayoutAttributes *attributes1 = [self.layout layoutAttributesForItemAtIndexPath:indexPath1];
-    UICollectionViewLayoutAttributes *attributes2 = [self.layout layoutAttributesForItemAtIndexPath:indexPath2];
-    XCTAssertEqual(contentSize.width, 100.0f);
-    XCTAssertEqual(contentSize.height, 144.0f);
-    IGAssertEqualFrame(attributes0.frame, 0, 0, 100, 44);
-    IGAssertEqualFrame(attributes1.frame, 0, 50, 100, 44);
-    IGAssertEqualFrame(attributes2.frame, 0, 100, 100, 44);
-}
-@end