Expose public setter for typingAttributes; update protocol and AppKit/UIKit

#14 (reply in thread)

- STTextViewProtocol: typingAttributes is now get/set
- STTextView (AppKit/UIKit): change from public internal(set) to public var
- Enables clients to set typing attributes directly (API-breaking)

Author: krzyzanowskim

Sources/STTextViewAppKit/STTextView.swift

@@ -167,7 +167,7 @@ open class STTextView: NSView, NSTextInput, NSTextContent, STTextViewProtocol {
     /// This dictionary contains the attribute keys (and corresponding values) to apply to newly typed text.
     /// When the text view’s selection changes, the contents of the dictionary are reset automatically.
     @objc
-    public internal(set) var typingAttributes: [NSAttributedString.Key: Any] {
+    public var typingAttributes: [NSAttributedString.Key: Any] {
         get {
             _typingAttributes.merging(_defaultTypingAttributes) { (current, _) in current }
         }

Sources/STTextViewCommon/STTextViewProtocol.swift

@@ -38,7 +38,7 @@ package protocol STTextViewProtocol {
     var textColor: Color { get set }
     var defaultParagraphStyle: NSParagraphStyle { get set }
 
-    var typingAttributes: [NSAttributedString.Key: Any] { get }
+    var typingAttributes: [NSAttributedString.Key: Any] { get set }
 
     var text: String? { get set }
     var attributedText: NSAttributedString? { get set }

Sources/STTextViewUIKit/STTextView.swift

@@ -389,7 +389,7 @@ open class STTextView: UIScrollView, STTextViewProtocol {
     /// This dictionary contains the attribute keys (and corresponding values) to apply to newly typed text.
     /// When the text view’s selection changes, the contents of the dictionary are reset automatically.
     @objc
-    public internal(set) var typingAttributes: [NSAttributedString.Key: Any] {
+    public var typingAttributes: [NSAttributedString.Key: Any] {
         get {
             _typingAttributes.merging(_defaultTypingAttributes) { (current, _) in current }
         }