add initial state support (#574)

* add initial state support * clean up initial state from window * fix initial state if none
2017-10-20 16:30:58 +02:00
parent 2f970403d5
commit 5561566dd5
2 changed files with 35 additions and 3 deletions
@@ -45,7 +45,16 @@ function Choo (opts) {
  // properties that are part of the API
  this.router = nanorouter({ curry: true })
  this.emitter = nanobus('choo.emit')
-  this.state = { events: this._events }
+
+  var events = { events: this._events }
+  if (this.hasWindow) {
+    this.state = window.initialState
+      ? xtend(window.initialState, events)
+      : events
+    delete window.initialState
+  } else {
+    this.state = events
+  }

  // listen for title changes; available even when calling .toString()
  if (this._hasWindow) this.state.title = document.title