Temp

submodules/Display/Source/EditableTextNode.swift

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+import Foundation
+import UIKit
+import AsyncDisplayKit
+
+public class EditableTextNode: ASEditableTextNode {
+    override public var keyboardAppearance: UIKeyboardAppearance {
+        get {
+            return super.keyboardAppearance
+        }
+        set {
+            guard newValue != self.keyboardAppearance else {
+                return
+            }
+            super.keyboardAppearance = newValue
+            self.textView.reloadInputViews()
+        }
+    }
+    
+    public var isRTL: Bool {
+        if let text = self.textView.text, !text.isEmpty {
+            let tagger = NSLinguisticTagger(tagSchemes: [.language], options: 0)
+            tagger.string = text
+            
+            let lang = tagger.tag(at: 0, scheme: .language, tokenRange: nil, sentenceRange: nil)
+            if let lang = lang?.rawValue, lang.contains("he") || lang.contains("ar") || lang.contains("fa") {
+                return true
+            } else {
+                return false
+            }
+        } else {
+            return false
+        }
+    }
+}
+
+public extension UITextView {
+    var numberOfLines: Int {
+        let layoutManager = self.layoutManager
+        let numberOfGlyphs = layoutManager.numberOfGlyphs
+        var lineRange: NSRange = NSMakeRange(0, 1)
+        var index = 0
+        var numberOfLines = 0
+        
+        while index < numberOfGlyphs {
+            layoutManager.lineFragmentRect(forGlyphAt: index, effectiveRange: &lineRange)
+            index = NSMaxRange(lineRange)
+            numberOfLines += 1
+        }
+        return numberOfLines
+    }
+}