Merge pull request #3 from twbs/v4-dev

update from official repo

1 files changed, 8 insertions, 4 deletions

diff --git a/js/src/tooltip.js b/js/src/tooltip.js
index 2060cebbb..37573cf49 100644
--- a/js/src/tooltip.js
+++ b/js/src/tooltip.js
@@ -184,6 +184,10 @@ const Tooltip = (($) => {
     }
 
     toggle(event) {
+      if (!this._isEnabled) {
+        return
+      }
+
       if (event) {
         const dataKey = this.constructor.DATA_KEY
         let context = $(event.currentTarget).data(dataKey)
@@ -234,8 +238,8 @@ const Tooltip = (($) => {
       if (this._popper !== null) {
         this._popper.destroy()
       }
-      this._popper        = null
 
+      this._popper = null
       this.element = null
       this.config  = null
       this.tip     = null
@@ -415,7 +419,8 @@ const Tooltip = (($) => {
     }
 
     getTipElement() {
-      return this.tip = this.tip || $(this.config.template)[0]
+      this.tip = this.tip || $(this.config.template)[0]
+      return this.tip
     }
 
     setContent() {
@@ -698,14 +703,13 @@ const Tooltip = (($) => {
         }
 
         if (typeof config === 'string') {
-          if (data[config] === undefined) {
+          if (typeof data[config] === 'undefined') {
             throw new Error(`No method named "${config}"`)
           }
           data[config]()
         }
       })
     }
-
   }