Merge pull request #261 from heyzooi/master

update Package.swift to Swift 4

Package.swift

@@ -1,9 +1,34 @@
+// swift-tools-version:4.0
+// The swift-tools-version declares the minimum version of Swift required to build this package.
+
 import PackageDescription
 
 let package = Package(
-	name: "XCGLogger",
-	targets: [
-		Target(name: "XCGLogger", dependencies: ["ObjcExceptionBridging"]),
-		Target(name: "ObjcExceptionBridging")
-	]
+    name: "XCGLogger",
+    products: [
+        // Products define the executables and libraries produced by a package, and make them visible to other packages.
+        .library(
+            name: "XCGLogger",
+            targets: ["XCGLogger"]),
+        .library(
+            name: "ObjcExceptionBridging",
+            targets: ["ObjcExceptionBridging"]),
+    ],
+    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: "XCGLogger",
+            dependencies: ["ObjcExceptionBridging"]),
+        .testTarget(
+            name: "XCGLoggerTests",
+            dependencies: ["XCGLogger"]),
+        .target(
+            name: "ObjcExceptionBridging",
+            dependencies: []),
+    ]
 )