Add support for SPM

.gitignore

@@ -0,0 +1,5 @@
+.DS_Store
+/.build
+/Packages
+/*.xcodeproj
+xcuserdata/

Package.swift

@@ -0,0 +1,28 @@
+// swift-tools-version:5.3
+// The swift-tools-version declares the minimum version of Swift required to build this package.
+
+import PackageDescription
+
+let package = Package(
+    name: "DecodeHTML",
+    products: [
+        // Products define the executables and libraries a package produces, and make them visible to other packages.
+        .library(
+            name: "DecodeHTML",
+            targets: ["DecodeHTML"]),
+    ],
+    dependencies: [
+        // Dependencies declare other packages that this package depends on.
+        // .package(url: /* package url */, from: "1.0.0"),
+    ],
+    targets: [
+        // Targets are the basic building blocks of a package. A target can define a module or a test suite.
+        // Targets can depend on other targets in this package, and on products in packages this package depends on.
+        .target(
+            name: "DecodeHTML",
+            dependencies: []),
+        .testTarget(
+            name: "DecodeHTMLTests",
+            dependencies: ["DecodeHTML"]),
+    ]
+)

README.md

@@ -1,24 +1,31 @@
-# DecodeHTML.swift
-A String extension to decode HTML entities to string
+# DecodeHTML
+
+Simply convert HTML to readable strings or attributed string in Swift!
 
 ## Installation
-Just drag DecodeHTML.swift file to your project (you might want to check "Copy items if needed")
+
+Installation can be done via Swift Package Manager or by dragging Sources/DecodeHTML into your project.
+```swift
+dependencies: [
+    .package(url: "https://github.com/flowbe/DecodeHTML.git", .upToNextMajor(from: "1.0.0"))
+]
+```
 
 ## Usage
 
-This extension add 2 properties to String.
+This extension add 2 properties to `String`.
 
-### htmlToString
+- `htmlToString`:
 
-```
+```swift
 let myHtmlString = "C’est la France"
-println("\(myHtmlString.htmlToString)") // prints "C'est la France"
+print("\(myHtmlString.htmlToString)") // prints "C'est la France"
 ```
 
-### htmlToNSAttributedString
+- `htmlToAttributedString`:
 
-```
+```swift
 let myHtmlString = "C’est la France"
 let label = UILabel()
-label.attributedText = myHtmlString.htmlToNSAttributedString
-```
+label.attributedText = myHtmlString.htmlToAttributedString
+```

DecodeHTML.swift → Sources/DecodeHTML/DecodeHTML.swift

@@ -9,13 +9,12 @@ import Foundation
 
 extension String {
     var htmlToString: String? {
-        return htmlToNSAttributedString?.string
+        return htmlToAttributedString?.string
     }
 
-    var htmlToNSAttributedString: NSAttributedString? {
+    var htmlToAttributedString: NSAttributedString? {
         if let data = data(using: .utf8) {
             return try? NSAttributedString(data: data, options: [.documentType: NSAttributedString.DocumentType.html, .characterEncoding: Encoding.utf8], documentAttributes: nil)
-
         }
         return nil
     }