Add path merger, and routers with parents

outwatch-router/src/main/scala/outwatch/router/Path.scala

@@ -7,6 +7,7 @@ import java.nio.{ByteBuffer, CharBuffer}
 import java.nio.charset.Charset
 import java.nio.charset.StandardCharsets.UTF_8
 
+
 /** Base class for path extractors. */
 trait Path {
   def /(child: String) = new /(this, child)
@@ -63,6 +64,9 @@ object Path {
   def apply(list: List[String]): Path =
     list.foldLeft(Root: Path)(_ / _)
 
+  def apply(left: Path, right: Path): Path =
+    right.toList.foldLeft(left)(_ / _)
+
   def unapplySeq(path: Path): Some[List[String]] =
     Some(path.toList)
 //

outwatch-router/src/main/scala/outwatch/router/Router.scala

@@ -3,7 +3,8 @@ package outwatch.router
 import cats.effect.LiftIO
 import monix.execution.Scheduler
 import org.scalajs.dom.window
-import outwatch.dom._, dsl._
+import outwatch.dom._
+import monix.reactive.Observable
 import outwatch.util.Store
 
 sealed trait Action
@@ -11,11 +12,10 @@ final case class Replace(path: Path) extends Action
 
 final case class RouterState[P](page: P)
 
-class AppRouter[F[_]: LiftIO, P](f: Path => P) {
+class AppRouter[F[_]: LiftIO, P](root: Path, f: Path => P) {
   def routerReducer(state: RouterState[P], action: Action): RouterState[P] = action match {
     case Replace(path) =>
-      println(s"Going to $path")
-      Path.unapplySeq(path).foreach(p => window.history.replaceState("", "", p.mkString("/")))
+      Path.unapplySeq(Path(root, path)).foreach(p => window.history.replaceState("", "", p.mkString("/")))
       state.copy(page = f(path))
     case _ => state
   }
@@ -30,11 +30,14 @@ class AppRouter[F[_]: LiftIO, P](f: Path => P) {
   }
 }
 
-
 object AppRouter{
-  def render[P](resolver: RouterResolve[P])(implicit store: RouterStore[P]): VDomModifier =
-    div(store.map(state => resolver(state.page)))
+  def render[P](resolver: RouterResolve[P])(implicit store: RouterStore[P]): Observable[VDomModifier] =
+    store.map(state => resolver(state.page))
 
   def create[F[_]: LiftIO, P](notFound: P)(f: PartialFunction[Path, P]): AppRouter[F, P] =
-    new AppRouter[F, P](f.lift.andThen(_.getOrElse(notFound)))
+    create[F, P](Root, notFound)(f)
+
+  def create[F[_]: LiftIO, P](parent: Path, notFound: P)(f: PartialFunction[Path, P]): AppRouter[F, P] =
+    new AppRouter[F, P](parent, f.lift.andThen(_.getOrElse(notFound)))
+
 }

project/Version.scala

@@ -1,4 +1,4 @@
 object Version{
-  val version = "0.0.2"
+  val version = "0.0.3"
   val scalaVersion = "2.12.8"
 }