references to NSAttributedStringKey clean up

Sources/iOS/Material+NSMutableAttributedString.swift

@@ -33,44 +33,44 @@ import UIKit
 extension NSMutableAttributedString {
     /**
      Adds a Dictionary of NSAttributedStringKeys for a given range.
-     - Parameter _ stringKeys: A Dictionary of NSAttributedStringKey type keys and Any type values.
+     - Parameter _ keys: A Dictionary of NSAttributedStringKey type keys and Any type values.
      - Parameter range: A NSRange.
      */
-    open func addAttributes(_ stringKeys: [NSAttributedStringKey: Any], range: NSRange) {
-        for (k, v) in stringKeys {
+    open func addAttributes(_ keys: [NSAttributedStringKey: Any], range: NSRange) {
+        for (k, v) in keys {
             addAttribute(k, value: v, range: range)
         }
     }
     
     /**
      Updates a NSAttributedStringKey for a given range.
-     - Parameter _ stringKey: A NSAttributedStringKey.
+     - Parameter _ key: A NSAttributedStringKey.
      - Parameter value: Any type.
      - Parameter range: A NSRange.
      */
-    open func updateAttribute(_ stringKey: NSAttributedStringKey, value: Any, range: NSRange) {
-        removeAttribute(stringKey, range: range)
-        addAttribute(stringKey, value: value, range: range)
+    open func updateAttribute(_ key: NSAttributedStringKey, value: Any, range: NSRange) {
+        removeAttribute(key, range: range)
+        addAttribute(key, value: value, range: range)
     }
     
     /**
      Updates a Dictionary of NSAttributedStringKeys for a given range.
-     - Parameter _ stringKeys: A Dictionary of NSAttributedStringKey type keys and Any type values.
+     - Parameter _ keys: A Dictionary of NSAttributedStringKey type keys and Any type values.
      - Parameter range: A NSRange.
      */
-    open func updateAttributes(_ stringKeys: [NSAttributedStringKey: Any], range: NSRange) {
-        for (k, v) in stringKeys {
+    open func updateAttributes(_ keys: [NSAttributedStringKey: Any], range: NSRange) {
+        for (k, v) in keys {
             updateAttribute(k, value: v, range: range)
         }
     }
     
     /**
      Removes a Dictionary of NSAttributedStringKeys for a given range.
-     - Parameter _ stringKeys: An Array of attributedStringKeys.
+     - Parameter _ keys: An Array of attributedStringKeys.
      - Parameter range: A NSRange.
      */
-    open func removeAttributes(_ stringKeys: [NSAttributedStringKey], range: NSRange) {
-        for k in stringKeys {
+    open func removeAttributes(_ keys: [NSAttributedStringKey], range: NSRange) {
+        for k in keys {
             removeAttribute(k, range: range)
         }
     }

Sources/iOS/Material+UIFont.swift

@@ -40,8 +40,8 @@ extension UIFont {
      */
     open func stringSize(string: String, constrainedTo width: CGFloat) -> CGSize {
 		return string.boundingRect(with: CGSize(width: width, height: CGFloat(Double.greatestFiniteMagnitude)),
-			options: NSStringDrawingOptions.usesLineFragmentOrigin,
-			attributes: [NSAttributedStringKey.font: self],
+			options: .usesLineFragmentOrigin,
+			attributes: [.font: self],
 			context: nil).size
 	}
 }

Sources/iOS/SearchBar.swift

@@ -109,7 +109,7 @@ open class SearchBar: Bar {
     open var placeholder: String? {
 		didSet {
 			if let v = placeholder {
-				textField.attributedPlaceholder = NSAttributedString(string: v, attributes: [NSAttributedStringKey.foregroundColor: placeholderColor])
+				textField.attributedPlaceholder = NSAttributedString(string: v, attributes: [.foregroundColor: placeholderColor])
 			}
 		}
 	}
@@ -119,7 +119,7 @@ open class SearchBar: Bar {
     open var placeholderColor = Color.darkText.others {
 		didSet {
 			if let v = placeholder {
-				textField.attributedPlaceholder = NSAttributedString(string: v, attributes: [NSAttributedStringKey.foregroundColor: placeholderColor])
+				textField.attributedPlaceholder = NSAttributedString(string: v, attributes: [.foregroundColor: placeholderColor])
 			}
 		}
 	}