Make interface state delegate non optional (#1112)

* fix SIMULATE_WEB_RESPONSE not imported #449

* Fix to make rangeMode update in right time

* remove uncessary assert

* Fix collection cell editing bug for iOS 9 & 10

* Revert "Fix collection cell editing bug for iOS 9 & 10"

This reverts commit 06e18a10596622ff8a68835c95a23986d7bf61ea.

* Make interface state delegate protocol non-optional.

* add change log

* add missing removal

* add required method to ASNodeController

* fix indentation

* Update CHANGELOG.md

CHANGELOG.md

@@ -1,5 +1,6 @@
 ## master
 * Add your own contributions to the next release on the line below this with your name.
+- [Breaking][ASDisplayNode] Make interface state delegate protocol required. [Max Wang](https://github.com/wsdwsd0829). [#1112](https://github.com/TextureGroup/Texture/pull/1112)
 - [ASCollectionView] Fix reording of cells manually for iOS 9 & 10. [Max Wang](https://github.com/wsdwsd0829). [#1081](https://github.com/TextureGroup/Texture/pull/1081)
 - [ASDisplayNode] Allow add/remove interface state delegates on background thread. [Max Wang](https://github.com/wsdwsd0829). [#1090](https://github.com/TextureGroup/Texture/pull/1090)
 - [License] Simplify the Texture license to be pure Apache 2 (removing ASDK-Licenses).[Scott Goodson](https://github.com/appleguy) [#1077](https://github.com/TextureGroup/Texture/pull/1077) 

Source/ASDisplayNode+InterfaceState.h

@@ -40,7 +40,6 @@ typedef NS_OPTIONS(NSUInteger, ASInterfaceState)
 };
 
 @protocol ASInterfaceStateDelegate <NSObject>
-@optional
 
 /**
  * @abstract Called whenever any bit in the ASInterfaceState bitfield is changed.

Source/ASDisplayNode.mm

@@ -460,9 +460,7 @@ ASSynthesizeLockingMethodsWithMutex(__instanceLock__);
     } \
     __instanceLock__.unlock(); \
     for (id <ASInterfaceStateDelegate> delegate in delegates) { \
-      if ([delegate respondsToSelector:@selector(method)]) { \
-        [delegate method]; \
-      } \
+      [delegate method]; \
     }
 
 - (BOOL)_locked_shouldLoadViewOrLayer
@@ -3220,9 +3218,7 @@ ASDISPLAYNODE_INLINE BOOL subtreeIsRasterized(ASDisplayNode *node) {
   NSHashTable *delegates = [_interfaceStateDelegates copy];
   __instanceLock__.unlock();
   for (id <ASInterfaceStateDelegate> delegate in delegates) {
-    if ([delegate respondsToSelector:@selector(interfaceStateDidChange:fromState:)]) {
-      [delegate interfaceStateDidChange:newState fromState:oldState];
-    }
+    [delegate interfaceStateDidChange:newState fromState:oldState];
   }
 }
 

Source/ASNodeController+Beta.h

@@ -38,6 +38,8 @@
 - (void)interfaceStateDidChange:(ASInterfaceState)newState
                       fromState:(ASInterfaceState)oldState ASDISPLAYNODE_REQUIRES_SUPER;
 
+- (void)hierarchyDisplayDidFinish ASDISPLAYNODE_REQUIRES_SUPER;
+
 @end
 
 @interface ASDisplayNode (ASNodeController)

Source/ASNodeController+Beta.mm

@@ -80,6 +80,8 @@
 - (void)interfaceStateDidChange:(ASInterfaceState)newState
                       fromState:(ASInterfaceState)oldState {}
 
+- (void)hierarchyDisplayDidFinish {}
+
 @end
 
 @implementation ASDisplayNode (ASNodeController)