Merge pull request #254 from hirschfl/swift_package_manger

Add support for Swift Package Manager

Package.swift

@@ -0,0 +1,23 @@
+// swift-tools-version:4.0
+
+import PackageDescription
+
+let package = Package(
+    name: "Macaw",
+     products: [
+        .library(
+            name: "Macaw",
+            targets: ["Macaw"]),
+    ],
+    dependencies: [],
+    targets: [
+        .target(
+            name: "SWXMLHash",
+            dependencies: [],
+            path: "Dependencies/SWXMLHash"),
+        .target(
+            name: "Macaw",
+            dependencies: ["SWXMLHash"],
+            path: "Source")
+    ]
+)

README.md

@@ -89,6 +89,16 @@ pod "Macaw", "0.9.1"
 github "Exyte/Macaw" ~> 0.9.1
 ```
 
+## [Swift Package Manager] (https://swift.org/package-manager/)
+
+To install it, simply add the following line to to the `dependencies` value of your `Package.swift`:
+
+```swift
+dependencies: [
+    .package(url: "https://github.com/exyte/Macaw.git", from: "0.9.2")
+]
+```
+
 ## Building from sources
 
 To build Macaw from sources:

Source/render/TextRenderer.swift

@@ -71,6 +71,11 @@ class TextRenderer: NodeRenderer {
     }
 
     fileprivate func getMFont() -> MFont {
+        guard #available(iOS 9.0, macOS 10.11, *) else {
+            // This case should never happen, since the deployment target is set to iOS 9.0/macOS 10.11.
+            // However it is needed for the Swift Package Manager to work accordingly.
+            return MFont()
+        }
         guard let text = text else {
             return MFont.systemFont(ofSize: 18.0)
         }
@@ -89,6 +94,11 @@ class TextRenderer: NodeRenderer {
     }
 
     fileprivate func getWeight(_ weight: String) -> MFont.Weight? {
+        guard #available(iOS 9.0, macOS 10.11, *) else {
+            // This case should never happen, since the deployment target is set to iOS 9.0/macOS 10.11.
+            // However it is needed for the Swift Package Manager to work accordingly.
+             return .none
+        }
         switch weight {
         case "normal":
             return MFont.Weight.regular