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forked fromvuejs/vue

Commit3a9bfff

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call attach/detach hooks for transcluded components inside v-if (fixvuejs#684)
1 parent1df5eb6 commit3a9bfff

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2 files changed

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2 files changed

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‎src/directives/if.js‎

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@@ -53,6 +53,14 @@ module.exports = {
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;(this.contentPositions=this.contentPositions||[]).push(i)
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}
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}
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// keep track of any transcluded components contained within
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// the conditional block. we need to call attach/detach hooks
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// for them.
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this.transCpnts=
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this.vm._transCpnts&&
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this.vm._transCpnts.filter(function(c){
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returnel.contains(c.$el)
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})
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},
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update:function(value){
@@ -87,6 +95,9 @@ module.exports = {
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:vm.$compile(frag)
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transition.blockAppend(frag,this.end,vm)
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this.children=vm._children.slice(originalChildLength)
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if(this.transCpnts){
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this.children=this.children.concat(this.transCpnts)
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}
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if(this.children.length&&_.inDoc(vm.$el)){
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this.children.forEach(function(child){
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child._callHook('attached')

‎test/unit/specs/directives/if_spec.js‎

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@@ -212,5 +212,32 @@ if (_.inBrowser) {
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})
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})
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it('call attach/detach for transcluded components',function(done){
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document.body.appendChild(el)
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varattachSpy=jasmine.createSpy('attached')
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vardetachSpy=jasmine.createSpy('detached')
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varvm=newVue({
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el:el,
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data:{show:true},
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template:'<div v-component="outer"><div v-component="transcluded"></div></div>',
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components:{
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outer:{
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template:'<div v-if="$parent.show"><content></content></div>'
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},
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transcluded:{
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template:'transcluded',
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attached:attachSpy,
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detached:detachSpy
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}
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}
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})
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expect(attachSpy).toHaveBeenCalled()
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vm.show=false
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_.nextTick(function(){
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expect(detachSpy).toHaveBeenCalled()
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done()
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})
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})
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})
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}

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