fix(VMenu): ignore elements with 0 or NaN z-index (#7532)

KaelWD · johnleider · commit df96de0b6d68 · 2019-06-18T10:43:21.000-05:00
fixes #5351
diff --git a/packages/vuetify/src/util/helpers.ts b/packages/vuetify/src/util/helpers.ts
@@ -251,7 +251,7 @@ export function getZIndex (el?: Element | null): number {
 
   const index = +window.getComputedStyle(el).getPropertyValue('z-index')
 
-  if (isNaN(index)) return getZIndex(el.parentNode as Element)
+  if (!index) return getZIndex(el.parentNode as Element)
   return index
 }
 

Original file line number	Diff line number	Diff line change
`@@ -251,7 +251,7 @@ export function getZIndex (el?: Element \| null): number {`
`251`	`251`
`252`	`252`	`const index = +window.getComputedStyle(el).getPropertyValue('z-index')`
`253`	`253`
`254`		`- if (isNaN(index)) return getZIndex(el.parentNode as Element)`
	`254`	`+ if (!index) return getZIndex(el.parentNode as Element)`
`255`	`255`	`return index`
`256`	`256`	`}`
`257`	`257`