closes #2436

lib/browser/tag/tag.js

@@ -64,12 +64,23 @@ function updateOpts(isLoop, parent, isAnonymous, opts, instAttrs) {
 }
 
 /**
- * Toggle the isMounted flag
+ * Manage the mount state of a tag triggering also the observable events
  * @this Tag
  * @param { Boolean } value - ..of the isMounted flag
  */
-function setIsMounted(value) {
+function setMountState(value) {
+  const { isAnonymous } = this.__
+
   defineProperty(this, 'isMounted', value)
+
+  if (!isAnonymous) {
+    if (value) this.trigger('mount')
+    else {
+      this.trigger('unmount')
+      this.off('*')
+      this.__.wasCreated = false
+    }
+  }
 }
 
 
@@ -104,7 +115,7 @@ export default function Tag(impl = {}, conf = {}, innerHTML) {
   if (impl.name && root._tag) root._tag.unmount(true)
 
   // not yet mounted
-  setIsMounted.call(this, false)
+  defineProperty(this, 'isMounted', false)
 
   defineProperty(this, '__', {
     isAnonymous,
@@ -282,13 +293,11 @@ export default function Tag(impl = {}, conf = {}, innerHTML) {
     if (!skipAnonymous && this.parent) {
       const p = getImmediateCustomParentTag(this.parent)
       p.one(!p.isMounted ? 'mount' : 'updated', () => {
-        setIsMounted.call(this, true)
-        this.trigger('mount')
+        setMountState.call(this, true)
       })
     } else {
       // otherwise it's not a child tag we can trigger its mount event
-      setIsMounted.call(this, true)
-      if (!skipAnonymous) this.trigger('mount')
+      setMountState.call(this, true)
     }
 
     this.__.wasCreated = true
@@ -365,15 +374,10 @@ export default function Tag(impl = {}, conf = {}, innerHTML) {
     // custom internal unmount function to avoid relying on the observable
     if (this.__.onUnmount) this.__.onUnmount()
 
-    if (!skipAnonymous) {
-      // weird fix for a weird edge case #2409
-      if (!this.isMounted) this.trigger('mount')
-      this.trigger('unmount')
-      this.off('*')
-    }
+    // weird fix for a weird edge case #2409
+    if (!this.isMounted) setMountState.call(this, true)
 
-    defineProperty(this, 'isMounted', false)
-    this.__.wasCreated = false
+    setMountState.call(this, false)
 
     delete this.root._tag