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- /* @flow */
- import { makeMap } from 'shared/util'
- // The "unitary tag" means that the tag node and its children
- // must be sent to the native together.
- const isUnitaryTag = makeMap('cell,header,cell-slot,recycle-list', true)
- function preTransformNode (el: ASTElement) {
- if (isUnitaryTag(el.tag) && !el.attrsList.some(item => item.name === 'append')) {
- el.attrsMap.append = 'tree'
- el.attrsList.push({ name: 'append', value: 'tree' })
- }
- if (el.attrsMap.append === 'tree') {
- el.appendAsTree = true
- }
- }
- function genData (el: ASTElement): string {
- return el.appendAsTree ? `appendAsTree:true,` : ''
- }
- export default {
- staticKeys: ['appendAsTree'],
- preTransformNode,
- genData
- }
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