Commitc355319

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fix: clean up target variables to avoid memory leaks (vuejs#6932)

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Lines changed: 2 additions & 1 deletion

Original file line number	Diff line number	Diff line change
`@@ -19,7 +19,7 @@ export function initEvents (vm: Component) {`
`19`	`19`	`}`
`20`	`20`	`}`
`21`	`21`
`22`		`-lettarget:Component`
	`22`	`+lettarget:any`
`23`	`23`
`24`	`24`	`functionadd(event,fn,once){`
`25`	`25`	`if(once){`
`@@ -40,6 +40,7 @@ export function updateComponentListeners (`
`40`	`40`	`){`
`41`	`41`	`target=vm`
`42`	`42`	`updateListeners(listeners,oldListeners\|\|{},add,remove,vm)`
	`43`	`+target=undefined`
`43`	`44`	`}`
`44`	`45`
`45`	`46`	`exportfunctioneventsMixin(Vue:Class<Component>){`

Lines changed: 2 additions & 1 deletion

Original file line number	Diff line number	Diff line change
`@@ -26,7 +26,7 @@ function normalizeEvents (on) {`
`26`	`26`	`}`
`27`	`27`	`}`
`28`	`28`
`29`		`-lettarget:HTMLElement`
	`29`	`+lettarget:any`
`30`	`30`
`31`	`31`	`functioncreateOnceHandler(handler,event,capture){`
`32`	`32`	`const_target=target// save current target element in closure`
`@@ -78,6 +78,7 @@ function updateDOMListeners (oldVnode: VNodeWithData, vnode: VNodeWithData) {`
`78`	`78`	`target=vnode.elm`
`79`	`79`	`normalizeEvents(on)`
`80`	`80`	`updateListeners(on,oldOn,add,remove,vnode.context)`
	`81`	`+target=undefined`
`81`	`82`	`}`
`82`	`83`
`83`	`84`	`exportdefault{`

Lines changed: 1 addition & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -46,6 +46,7 @@ function updateDOMListeners (oldVnode: VNodeWithData, vnode: VNodeWithData) {`
`46`	`46`	`constoldOn=oldVnode.data.on\|\|{}`
`47`	`47`	`target=vnode.elm`
`48`	`48`	`updateListeners(on,oldOn,add,remove,vnode.context)`
	`49`	`+target=undefined`
`49`	`50`	`}`
`50`	`51`
`51`	`52`	`exportdefault{`

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