From 1fd0363a1e1aba64bab0a60d614b30445a5001fe Mon Sep 17 00:00:00 2001
From: StrahilKazlachev <strahil.kazlachev@gmail.com>
Date: Thu, 6 Sep 2018 21:04:03 +0300
Subject: [PATCH] fix(view): skip view distribution on slot fallback fix #639
 let ShadowSlot and PassThroughSlot handle nodes/view distribution themselves

---
 src/shadow-dom.js | 2 ++
 src/view.js       | 3 ++-
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/shadow-dom.js b/src/shadow-dom.js
index ca3f036c..6403fa70 100644
--- a/src/shadow-dom.js
+++ b/src/shadow-dom.js
@@ -40,6 +40,7 @@ export class PassThroughSlot {
   renderFallbackContent(view, nodes, projectionSource, index) {
     if (this.contentView === null) {
       this.contentView = this.fallbackFactory.create(this.ownerView.container);
+      this.contentView._isSlotFallback = true;
       this.contentView.bind(this.ownerView.bindingContext, this.ownerView.overrideContext);
 
       let slots = Object.create(null);
@@ -277,6 +278,7 @@ export class ShadowSlot {
   renderFallbackContent(view, nodes, projectionSource, index) {
     if (this.contentView === null) {
       this.contentView = this.fallbackFactory.create(this.ownerView.container);
+      this.contentView._isSlotFallback = true;
       this.contentView.bind(this.ownerView.bindingContext, this.ownerView.overrideContext);
       this.contentView.insertNodesBefore(this.anchor);
     }
diff --git a/src/view.js b/src/view.js
index fb1af83c..b506cec6 100644
--- a/src/view.js
+++ b/src/view.js
@@ -88,6 +88,7 @@ export class View {
     this.viewModelScope = null;
     this.animatableElement = undefined;
     this._isUserControlled = false;
+    this._isSlotFallback = false;
     this.contentView = null;
 
     for (let key in slots) {
@@ -166,7 +167,7 @@ export class View {
       children[i].bind(bindingContext, overrideContext, true);
     }
 
-    if (this.hasSlots) {
+    if (this.hasSlots && !this._isSlotFallback) {
       ShadowDOM.distributeView(this.contentView, this.slots);
     }
   }