Migration to swift 4.2

AppTextviewPlaceholder.podspec

@@ -1,14 +1,15 @@
 
 Pod::Spec.new do |s|
   s.name             = 'AppTextviewPlaceholder'
-  s.version          = '1.0'
+  s.version          = '1.2'
+  s.swift_version    = '4.2'
   s.summary          = 'A candy for Textview Placeholder, TL;DR Plug it, Get It, Use It.'
   s.homepage         = 'https://github.com/monicarajendran/AppTextviewPlaceholder'
   s.license          = { :type => 'MIT', :file => 'LICENSE' }
   s.author           = { 'monicarajendran' => '[email protected]' }
   s.source           = { :git => 'https://github.com/monicarajendran/AppTextviewPlaceholder.git', :tag => s.version.to_s }
-  s.social_media_url = 'https://twitter.com/monicarajendran'
-  s.swift_version = '4.0'
+  s.social_media_url = 'https://twitter.com/monica__raja'
+
 
   s.ios.deployment_target = '10.0'
   s.source_files = 'AppTextviewPlaceholder/Classes/**/*.{swift}'

AppTextviewPlaceholder/Classes/PlaceholderTextView.swift

@@ -63,8 +63,8 @@ private let PlaceholderInset: CGFloat = 8
 
     /** Initializes the placeholder text view, waiting for a notification of text changed */
     func addObservers() {
-        NotificationCenter.default.addObserver(self, selector: #selector(AppPlaceholderTextView.textChangedForPlaceholderTextView(_:)), name:NSNotification.Name.UITextViewTextDidChange , object: self)
-        NotificationCenter.default.addObserver(self, selector: #selector(AppPlaceholderTextView.textChangedForPlaceholderTextView(_:)), name:NSNotification.Name.UITextViewTextDidBeginEditing , object: self)
+        NotificationCenter.default.addObserver(self, selector: #selector(AppPlaceholderTextView.textChangedForPlaceholderTextView(_:)), name:UITextView.textDidChangeNotification , object: self)
+        NotificationCenter.default.addObserver(self, selector: #selector(AppPlaceholderTextView.textChangedForPlaceholderTextView(_:)), name: UITextView.textDidBeginEditingNotification, object: self)
     }
 
     func removeObservers() {
@@ -91,15 +91,14 @@ private let PlaceholderInset: CGFloat = 8
         if text.count == 0 && self.placeholder != nil {
 
             let baseRect = placeholderBoundsContainedIn(self.bounds)
-
-            let font = self.font ?? self.typingAttributes[NSAttributedStringKey.font.rawValue] as? UIFont ?? UIFont.systemFont(ofSize: UIFont.systemFontSize)
+            let font = self.font ?? self.typingAttributes[NSAttributedString.Key.paragraphStyle] ?? UIFont.systemFont(ofSize: UIFont.systemFontSize)
 
             self.placeholderColor.set()
 
             // build the custom paragraph style for our placeholder text
             var customParagraphStyle: NSMutableParagraphStyle!
 
-            if let defaultParagraphStyle =  typingAttributes[NSAttributedStringKey.paragraphStyle.rawValue] as? NSParagraphStyle {
+            if let defaultParagraphStyle =  typingAttributes[NSAttributedString.Key.paragraphStyle] as? NSParagraphStyle {
                 customParagraphStyle = defaultParagraphStyle.mutableCopy() as! NSMutableParagraphStyle
             } else {
                 customParagraphStyle = NSMutableParagraphStyle.default.mutableCopy() as! NSMutableParagraphStyle
@@ -108,9 +107,9 @@ private let PlaceholderInset: CGFloat = 8
             // set attributes
             customParagraphStyle.lineBreakMode = NSLineBreakMode.byTruncatingTail
             customParagraphStyle.alignment = self.textAlignment
-            let attributes = [NSAttributedStringKey.font: font,
-                              NSAttributedStringKey.paragraphStyle: customParagraphStyle.copy() as! NSParagraphStyle,
-                              NSAttributedStringKey.foregroundColor: self.placeholderColor]
+            let attributes = [NSAttributedString.Key.font: font,
+                              NSAttributedString.Key.paragraphStyle: customParagraphStyle.copy() as! NSParagraphStyle,
+                              NSAttributedString.Key.foregroundColor: self.placeholderColor]
 
             // draw in rect.
             self.placeholder?.draw(in: baseRect, withAttributes: attributes)
@@ -120,10 +119,10 @@ private let PlaceholderInset: CGFloat = 8
     func placeholderBoundsContainedIn(_ containerBounds: CGRect) -> CGRect {
 
         // get the base rect with content insets.
-        let baseRect = UIEdgeInsetsInsetRect(containerBounds, UIEdgeInsetsMake(PlaceholderInset, PlaceholderInset/2.0, 0, 0))
+        let baseRect = containerBounds.inset(by: UIEdgeInsets(top: PlaceholderInset, left: PlaceholderInset/2.0, bottom: 0, right: 0))
 
         // adjust typing and selection attributes
-        if let paragraphStyle = typingAttributes[NSAttributedStringKey.paragraphStyle.rawValue] as? NSParagraphStyle {
+        if let paragraphStyle = typingAttributes[NSAttributedString.Key.paragraphStyle] as? NSParagraphStyle {
             baseRect.offsetBy(dx: paragraphStyle.headIndent, dy: paragraphStyle.firstLineHeadIndent)
         }
 

Example/.gitignore

@@ -0,0 +1,123 @@
+# Created by https://www.gitignore.io/api/swift,xcode,swiftpm,carthage,fastlane,cocoapods,appbuilder,swiftpackagemanager
+
+### AppBuilder ###
+.ab/
+
+### Carthage ###
+# Carthage
+#
+# Add this line if you want to avoid checking in source code from Carthage dependencies.
+# Carthage/Checkouts
+
+Carthage/Build
+
+### CocoaPods ###
+## CocoaPods GitIgnore Template
+
+# CocoaPods - Only use to conserve bandwidth / Save time on Pushing
+#           - Also handy if you have a large number of dependant pods
+#           - AS PER https://guides.cocoapods.org/using/using-cocoapods.html NEVER IGNORE THE LOCK FILE
+Pods/
+!Podfile
+!Podfile.lock
+
+### fastlane ###
+# fastlane - A streamlined workflow tool for Cocoa deployment
+#
+# It is recommended to not store the screenshots in the git repo. Instead, use fastlane to re-generate the
+# screenshots whenever they are needed.
+# For more information about the recommended setup visit:
+# https://docs.fastlane.tools/best-practices/source-control/#source-control
+
+# fastlane specific
+fastlane/report.xml
+
+# deliver temporary files
+fastlane/Preview.html
+
+# snapshot generated screenshots
+fastlane/screenshots/**/*.png
+fastlane/screenshots/screenshots.html
+
+# scan temporary files
+fastlane/test_output
+### Swift ###
+# Xcode
+#
+# gitignore contributors: remember to update Global/Xcode.gitignore, Objective-C.gitignore & Swift.gitignore
+
+## Build generated
+build/
+DerivedData/
+
+## Various settings
+*.pbxuser
+!default.pbxuser
+*.mode1v3
+!default.mode1v3
+*.mode2v3
+!default.mode2v3
+*.perspectivev3
+!default.perspectivev3
+xcuserdata/
+
+## Other
+*.moved-aside
+*.xccheckout
+*.xcscmblueprint
+
+## Obj-C/Swift specific
+*.hmap
+*.ipa
+*.dSYM.zip
+*.dSYM
+
+## Playgrounds
+timeline.xctimeline
+playground.xcworkspace
+
+# Swift Package Manager
+#
+# Add this line if you want to avoid checking in source code from Swift Package Manager dependencies.
+# Packages/
+# Package.pins
+.build/
+
+# CocoaPods - Refactored to standalone file
+
+# Carthage - Refactored to standalone file
+
+# fastlane
+#
+# It is recommended to not store the screenshots in the git repo. Instead, use fastlane to re-generate the
+# screenshots whenever they are needed.
+# For more information about the recommended setup visit:
+# https://docs.fastlane.tools/best-practices/source-control/#source-control
+
+fastlane/screenshots
+
+### SwiftPackageManager ###
+Packages
+xcuserdata
+
+### SwiftPM ###
+
+### Xcode ###
+# Xcode
+#
+# gitignore contributors: remember to update Global/Xcode.gitignore, Objective-C.gitignore & Swift.gitignore
+
+## Build generated
+
+## Various settings
+
+## Other
+
+### Xcode Patch ###
+*.xcodeproj/*
+!*.xcodeproj/project.pbxproj
+!*.xcodeproj/xcshareddata/
+!*.xcworkspace/contents.xcworkspacedata
+/*.gcno
+
+# End of https://www.gitignore.io/api/swift,xcode,swiftpm,carthage,fastlane,cocoapods,appbuilder,swiftpackagemanager