Add an ASEditableTextNode initializer that allows customization of its ASTextKitComponents

AsyncDisplayKit/ASEditableTextNode.h

@@ -7,6 +7,7 @@
  */
 
 #import <AsyncDisplayKit/ASDisplayNode.h>
+#import <AsyncDisplayKit/ASTextKitHelpers.h>
 
 NS_ASSUME_NONNULL_BEGIN
 
@@ -18,6 +19,17 @@ NS_ASSUME_NONNULL_BEGIN
  */
 @interface ASEditableTextNode : ASDisplayNode
 
+/**
+ * @abstract Initializes a editable text node with a provided TextKit stack.
+ *
+ * @param textKitComponents The TextKit stack used to render text.
+ * @param placeholderTextKitComponents The TextKit stack used to render placeholder text.
+ *
+ * @returns An initialized ASEditableTextNode.
+ */
+- (instancetype)initWithTextKitComponents:(ASTextKitComponents *)textKitComponents
+             placeholderTextKitComponents:(ASTextKitComponents *)placeholderTextKitComponents;
+
 //! @abstract The text node's delegate, which must conform to the <ASEditableTextNodeDelegate> protocol.
 @property (nonatomic, readwrite, weak) id <ASEditableTextNodeDelegate> delegate;
 

AsyncDisplayKit/ASEditableTextNode.mm

@@ -12,7 +12,6 @@
 
 #import "ASDisplayNode+Subclasses.h"
 #import "ASEqualityHelpers.h"
-#import "ASTextKitHelpers.h"
 #import "ASTextNodeWordKerner.h"
 #import "ASThread.h"
 
@@ -93,6 +92,13 @@
 
 #pragma mark - NSObject Overrides
 - (instancetype)init
+{
+  return [self initWithTextKitComponents:[ASTextKitComponents componentsWithAttributedSeedString:nil textContainerSize:CGSizeZero]
+            placeholderTextKitComponents:[ASTextKitComponents componentsWithAttributedSeedString:nil textContainerSize:CGSizeZero]];
+}
+
+- (instancetype)initWithTextKitComponents:(ASTextKitComponents *)textKitComponents
+             placeholderTextKitComponents:(ASTextKitComponents *)placeholderTextKitComponents
 {
   if (!(self = [super init]))
     return nil;
@@ -101,14 +107,14 @@
   _scrollEnabled = YES;
 
   // Create the scaffolding for the text view.
-  _textKitComponents = [ASTextKitComponents componentsWithAttributedSeedString:nil textContainerSize:CGSizeZero];
+  _textKitComponents = textKitComponents;
   _textKitComponents.layoutManager.delegate = self;
   _wordKerner = [[ASTextNodeWordKerner alloc] init];
   _returnKeyType = UIReturnKeyDefault;
   _textContainerInset = UIEdgeInsetsZero;
   
   // Create the placeholder scaffolding.
-  _placeholderTextKitComponents = [ASTextKitComponents componentsWithAttributedSeedString:nil textContainerSize:CGSizeZero];
+  _placeholderTextKitComponents = placeholderTextKitComponents;
   _placeholderTextKitComponents.layoutManager.delegate = self;
 
   return self;

AsyncDisplayKit/AsyncDisplayKit.h

@@ -15,7 +15,6 @@
 #import <AsyncDisplayKit/ASButtonNode.h>
 #import <AsyncDisplayKit/ASMapNode.h>
 #import <AsyncDisplayKit/ASVideoNode.h>
-
 #import <AsyncDisplayKit/ASEditableTextNode.h>
 
 #import <AsyncDisplayKit/ASBasicImageDownloader.h>
@@ -77,5 +76,6 @@
 #import <AsyncDisplayKit/UICollectionViewLayout+ASConvenience.h>
 #import <AsyncDisplayKit/UIView+ASConvenience.h>
 #import <AsyncDisplayKit/ASRunLoopQueue.h>
+#import <AsyncDisplayKit/ASTextKitHelpers.h>
 
 #import <AsyncDisplayKit/AsyncDisplayKit+Debug.h>