Add bundle parameter to route

Backfills turbo-ios PR #207:
hotwired/turbo-ios#207

Source/Router.swift

@@ -10,9 +10,13 @@ import Foundation
 ///
 /// - Note: See `NumbersViewController` in the demo app for an example.
 public protocol Router: AnyObject {
-    func route(_: URL)
+    func route(_ url: URL)
 
     func route(_ proposal: VisitProposal)
 }
 
-extension Navigator: Router {}
+extension Navigator: Router {
+    public func route(_ url: URL) {
+        route(url, parameters: nil)
+    }
+}

Source/Turbo/Navigator/Navigator.swift

@@ -42,10 +42,11 @@ public class Navigator {
     /// Convenience function to routing a proposal directly.
     ///
     /// - Parameter url: the URL to visit
-    public func route(_ url: URL) {
+    /// - Parameter parameters: provide context relevant to `url`
+    public func route(_ url: URL, parameters: [String: Any]? = nil) {
         let options = VisitOptions(action: .advance, response: nil)
         let properties = session.pathConfiguration?.properties(for: url) ?? PathProperties()
-        route(VisitProposal(url: url, options: options, properties: properties))
+        route(VisitProposal(url: url, options: options, properties: properties, parameters: parameters))
     }
 
     /// Transforms `VisitProposal` -> `UIViewController`

Source/Turbo/Visit/VisitProposal.swift

@@ -4,10 +4,12 @@ public struct VisitProposal {
     public let url: URL
     public let options: VisitOptions
     public let properties: PathProperties
+    public let parameters: [String: Any]?
 
-    public init(url: URL, options: VisitOptions, properties: PathProperties = [:]) {
+    public init(url: URL, options: VisitOptions, properties: PathProperties = [:], parameters: [String: Any]? = nil) {
         self.url = url
         self.options = options
         self.properties = properties
+        self.parameters = parameters
     }
 }