Improve Package.swift with modules 🦵

Package.swift

@@ -1,5 +1,58 @@
+// swift-tools-version:5.1
+
 import PackageDescription
 
 let package = Package(
-    name: "Alicerce"
+    name: "Alicerce",
+    platforms: [
+        .iOS(.v10)
+    ],
+    products: [
+        .library(
+            name: "Alicerce",
+            targets: [
+                "Analytics",
+                "Core",
+                "DeepLinking",
+                "Extensions",
+                "Logging",
+                "Network",
+                "Observers",
+                "PerformanceMetrics",
+                "Persistence",
+                "Resource",
+                "Stores",
+                "View"]
+        ),
+        .library(name: "AlicerceAnalytics", targets: ["Analytics"]),
+        .library(name: "AlicerceCore", targets: ["Core"]),
+        .library(name: "AlicerceDeepLinking", targets: ["DeepLinking"]),
+        .library(name: "AlicerceExtensions", targets: ["Extensions"]),
+        .library(name: "AlicerceLogging", targets: ["Logging"]),
+        .library(name: "AlicerceNetwork", targets: ["Network"]),
+        .library(name: "AlicerceObservers", targets: ["Observers"]),
+        .library(name: "AlicercePerformanceMetrics", targets: ["PerformanceMetrics"]),
+        .library(name: "AlicercePersistence", targets: ["Persistence"]),
+        .library(name: "AlicerceResource", targets: ["Resource"]),
+        .library(name: "AlicerceStores", targets: ["Stores"]),
+        .library(name: "AlicerceView", targets: ["View"]),
+    ],
+    targets: [
+        .target(name: "Analytics", dependencies: ["Core"]),
+        .target(name: "Core", dependencies: ["Extensions"], path: "Sources", sources: ["Shared", "Utils"]),
+        .target(name: "DeepLinking", dependencies: ["Core"]),
+        .target(name: "Extensions"),
+        .target(name: "Logging", dependencies: ["Core"]),
+        .target(name: "Network", dependencies: ["Resource"]),
+        .target(name: "Observers", dependencies: ["Core"]),
+        .target(name: "PerformanceMetrics", dependencies: ["Core"]),
+        .target(name: "Persistence", dependencies: ["Core", "Logging", "PerformanceMetrics"]),
+        .target(name: "Resource", dependencies: ["Core"]),
+        .target(
+            name: "Stores",
+            dependencies: ["Core", "Logging", "Network", "PerformanceMetrics", "Persistence", "Resource"]
+        ),
+        .target(name: "View", dependencies: ["Core"])
+    ],
+    swiftLanguageVersions: [ .version("5") ]
 )

Sources/DeepLinking/Route+Tree.swift

@@ -76,7 +76,7 @@ public extension Route {
 
         public mutating func remove(route: [Component]) throws -> Handler {
             switch self {
-            case var .node(edges):
+            case let .node(edges):
                 let currentComponent = route.first ?? .empty
                 let remainingRoute = Array(route.dropFirst())
                 let childTree: Tree<Handler>