needs to be rawValue for NSUnderlineStyle

README.md

@@ -30,6 +30,12 @@ Take a look here:
 * **[SwiftScanner](https://github.com/malcommac/SwiftScanner)** - String scanner in pure Swift with full unicode support
 * **[SwiftSimplify](https://github.com/malcommac/SwiftSimplify)** - Tiny high-performance Swift Polyline Simplification Library
 
+On Medium
+-------
+
+I've just wrote an article which cover the basic concepts of SwiftRichString.
+You can found it on Medium at [Attributed String in Swift: the right way](https://medium.com/breakfastcode/attributed-strings-in-swift-6d4b37db59a5#.gwdgbjzot).
+
 Documentation
 -------
 

Sources/Style.swift

@@ -219,7 +219,7 @@ public class Style: Equatable {
 				self.remove(key: NSStrokeWidthAttributeName)
 				return
 			}
-			self.set(key: NSUnderlineStyleAttributeName, value: underline.style)
+            self.set(key: NSUnderlineStyleAttributeName, value: underline.style?.rawValue)
 			self.set(key: NSUnderlineColorAttributeName, value: underline.color)
 		}
 		get {

SwiftRichString/SwiftRichString.xcodeproj/xcuserdata/user.xcuserdatad/xcschemes/DemoApp.xcscheme

@@ -0,0 +1,91 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Scheme
+   LastUpgradeVersion = "0810"
+   version = "1.3">
+   <BuildAction
+      parallelizeBuildables = "YES"
+      buildImplicitDependencies = "YES">
+      <BuildActionEntries>
+         <BuildActionEntry
+            buildForTesting = "YES"
+            buildForRunning = "YES"
+            buildForProfiling = "YES"
+            buildForArchiving = "YES"
+            buildForAnalyzing = "YES">
+            <BuildableReference
+               BuildableIdentifier = "primary"
+               BlueprintIdentifier = "081833081DF993FF0076E9EE"
+               BuildableName = "DemoApp.app"
+               BlueprintName = "DemoApp"
+               ReferencedContainer = "container:SwiftRichString.xcodeproj">
+            </BuildableReference>
+         </BuildActionEntry>
+      </BuildActionEntries>
+   </BuildAction>
+   <TestAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      shouldUseLaunchSchemeArgsEnv = "YES">
+      <Testables>
+      </Testables>
+      <MacroExpansion>
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "081833081DF993FF0076E9EE"
+            BuildableName = "DemoApp.app"
+            BlueprintName = "DemoApp"
+            ReferencedContainer = "container:SwiftRichString.xcodeproj">
+         </BuildableReference>
+      </MacroExpansion>
+      <AdditionalOptions>
+      </AdditionalOptions>
+   </TestAction>
+   <LaunchAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      launchStyle = "0"
+      useCustomWorkingDirectory = "NO"
+      ignoresPersistentStateOnLaunch = "NO"
+      debugDocumentVersioning = "YES"
+      debugServiceExtension = "internal"
+      allowLocationSimulation = "YES">
+      <BuildableProductRunnable
+         runnableDebuggingMode = "0">
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "081833081DF993FF0076E9EE"
+            BuildableName = "DemoApp.app"
+            BlueprintName = "DemoApp"
+            ReferencedContainer = "container:SwiftRichString.xcodeproj">
+         </BuildableReference>
+      </BuildableProductRunnable>
+      <AdditionalOptions>
+      </AdditionalOptions>
+   </LaunchAction>
+   <ProfileAction
+      buildConfiguration = "Release"
+      shouldUseLaunchSchemeArgsEnv = "YES"
+      savedToolIdentifier = ""
+      useCustomWorkingDirectory = "NO"
+      debugDocumentVersioning = "YES">
+      <BuildableProductRunnable
+         runnableDebuggingMode = "0">
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "081833081DF993FF0076E9EE"
+            BuildableName = "DemoApp.app"
+            BlueprintName = "DemoApp"
+            ReferencedContainer = "container:SwiftRichString.xcodeproj">
+         </BuildableReference>
+      </BuildableProductRunnable>
+   </ProfileAction>
+   <AnalyzeAction
+      buildConfiguration = "Debug">
+   </AnalyzeAction>
+   <ArchiveAction
+      buildConfiguration = "Release"
+      revealArchiveInOrganizer = "YES">
+   </ArchiveAction>
+</Scheme>

SwiftRichString/SwiftRichString.xcodeproj/xcuserdata/user.xcuserdatad/xcschemes/xcschememanagement.plist

@@ -0,0 +1,47 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>SchemeUserState</key>
+	<dict>
+		<key>DemoApp.xcscheme</key>
+		<dict>
+			<key>orderHint</key>
+			<integer>2</integer>
+		</dict>
+		<key>SwiftRichString tvOS.xcscheme_^#shared#^_</key>
+		<dict>
+			<key>orderHint</key>
+			<integer>1</integer>
+		</dict>
+		<key>SwiftRichString.xcscheme_^#shared#^_</key>
+		<dict>
+			<key>orderHint</key>
+			<integer>0</integer>
+		</dict>
+	</dict>
+	<key>SuppressBuildableAutocreation</key>
+	<dict>
+		<key>081833081DF993FF0076E9EE</key>
+		<dict>
+			<key>primary</key>
+			<true/>
+		</dict>
+		<key>081833361DFAF4F40076E9EE</key>
+		<dict>
+			<key>primary</key>
+			<true/>
+		</dict>
+		<key>084347821DF982B500D4AB24</key>
+		<dict>
+			<key>primary</key>
+			<true/>
+		</dict>
+		<key>0843478B1DF982B500D4AB24</key>
+		<dict>
+			<key>primary</key>
+			<true/>
+		</dict>
+	</dict>
+</dict>
+</plist>