Commiteb6c0a7

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Event: Prevent leverageNative from registering duplicate dummy handlers

(cherry-picked from6c1e7db)Closesgh-4353

1 parentddfa837 commiteb6c0a7Copy full SHA for eb6c0a7

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-5

lines changed

-5

lines changed

Lines changed: 5 additions & 5 deletions

Original file line number	Diff line number	Diff line change
`@@ -479,8 +479,7 @@ jQuery.event = {`
`479`	`479`
`480`	`480`	`// Claim the first handler`
`481`	`481`	`if(rcheckableType.test(el.type)&&`
`482`		`-el.click&&nodeName(el,"input")&&`
`483`		`-dataPriv.get(el,"click")===undefined){`
	`482`	`+el.click&&nodeName(el,"input")){`
`484`	`483`
`485`	`484`	`// dataPriv.set( el, "click", ... )`
`486`	`485`	`leverageNative(el,"click",returnTrue);`
`@@ -497,8 +496,7 @@ jQuery.event = {`
`497`	`496`
`498`	`497`	`// Force setup before triggering a click`
`499`	`498`	`if(rcheckableType.test(el.type)&&`
`500`		`-el.click&&nodeName(el,"input")&&`
`501`		`-dataPriv.get(el,"click")===undefined){`
	`499`	`+el.click&&nodeName(el,"input")){`
`502`	`500`
`503`	`501`	`leverageNative(el,"click");`
`504`	`502`	`}`
`@@ -539,7 +537,9 @@ function leverageNative( el, type, expectSync ) {`
`539`	`537`
`540`	`538`	`// Missing expectSync indicates a trigger call, which must force setup through jQuery.event.add`
`541`	`539`	`if(!expectSync){`
`542`		`-jQuery.event.add(el,type,returnTrue);`
	`540`	`+if(dataPriv.get(el,type)===undefined){`
	`541`	`+jQuery.event.add(el,type,returnTrue);`
	`542`	`+}`
`543`	`543`	`return;`
`544`	`544`	`}`
`545`	`545`

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