Add Swift package

Readme.markdown

@@ -15,7 +15,7 @@ Features
 
 Core features:
 
-* Available in 6 programming languages, all with nearly equal functionality: Java, TypeScript/JavaScript, Python, Rust, C++, C
+* Available in 7 programming languages, all with nearly equal functionality: Java, TypeScript/JavaScript, Python, Rust, Swift, C++, C
 * Significantly shorter code but more documentation comments compared to competing libraries
 * Supports encoding all 40 versions (sizes) and all 4 error correction levels, as per the QR Code Model 2 standard
 * Output formats: Raw modules/pixels of the QR symbol (all languages), SVG XML string (all languages except C), `BufferedImage` raster bitmap (Java only), HTML5 canvas (TypeScript/JavaScript only)

swift/.gitignore

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

swift/Package.swift

@@ -0,0 +1,31 @@
+// swift-tools-version:5.1
+// The swift-tools-version declares the minimum version of Swift required to build this package.
+
+import PackageDescription
+
+let package = Package(
+    name: "QRCodeGenerator",
+    products: [
+        // Products define the executables and libraries produced by a package, and make them visible to other packages.
+        .library(
+            name: "QRCodeGenerator",
+            targets: ["QRCodeGenerator"]
+        ),
+    ],
+    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 which this package depends on.
+        .target(
+            name: "QRCodeGenerator",
+            dependencies: []
+        ),
+        .testTarget(
+            name: "QRCodeGeneratorTests",
+            dependencies: ["QRCodeGenerator"]
+        ),
+    ]
+)

swift/Sources/QRCodeGenerator/QRCodeGenerator.swift

@@ -0,0 +1,3 @@
+struct QRCodeGenerator {
+    var text = "Hello, World!"
+}

swift/Tests/LinuxMain.swift

@@ -0,0 +1,7 @@
+import XCTest
+
+import QRCodeGeneratorTests
+
+var tests = [XCTestCaseEntry]()
+tests += QRCodeGeneratorTests.allTests()
+XCTMain(tests)

swift/Tests/QRCodeGeneratorTests/QRCodeGeneratorTests.swift

@@ -0,0 +1,15 @@
+import XCTest
+@testable import QRCodeGenerator
+
+final class QRCodeGeneratorTests: XCTestCase {
+    func testExample() {
+        // This is an example of a functional test case.
+        // Use XCTAssert and related functions to verify your tests produce the correct
+        // results.
+        XCTAssertEqual(QRCodeGenerator().text, "Hello, World!")
+    }
+
+    static var allTests = [
+        ("testExample", testExample),
+    ]
+}

swift/Tests/QRCodeGeneratorTests/XCTestManifests.swift

@@ -0,0 +1,9 @@
+import XCTest
+
+#if !canImport(ObjectiveC)
+public func allTests() -> [XCTestCaseEntry] {
+    return [
+        testCase(QRCodeGeneratorTests.allTests),
+    ]
+}
+#endif