fixed vuejs#7444

adin234 · Jul 11, 2018 · 067648e · 067648e
1 parent 2534219
commit 067648e
Showing 1 changed file with 4 additions and 4 deletions.
diff --git a/src/platforms/web/runtime/transition-util.js b/src/platforms/web/runtime/transition-util.js
@@ -122,11 +122,11 @@ export function getTransitionInfo (el: Element, expectedType?: ?string): {
   hasTransform: boolean;
 } {
   const styles: any = window.getComputedStyle(el)
-  const transitionDelays: Array<string> = styles[transitionProp + 'Delay'].split(', ')
-  const transitionDurations: Array<string> = styles[transitionProp + 'Duration'].split(', ')
+  const transitionDelays: Array<string> = (styles[transitionProp + 'Delay'] || '').split(', ')
+  const transitionDurations: Array<string> = (styles[transitionProp + 'Duration'] || '').split(', ')
   const transitionTimeout: number = getTimeout(transitionDelays, transitionDurations)
-  const animationDelays: Array<string> = styles[animationProp + 'Delay'].split(', ')
-  const animationDurations: Array<string> = styles[animationProp + 'Duration'].split(', ')
+  const animationDelays: Array<string> = (styles[animationProp + 'Delay'] || '').split(', ')
+  const animationDurations: Array<string> = (styles[animationProp + 'Duration'] || '').split(', ')
   const animationTimeout: number = getTimeout(animationDelays, animationDurations)
 
   let type: ?string