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c20f20c | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 | import { getTextContent } from '../helpers.js'
import { walker } from '../walker.js'
export function mroot(element, targetParent, previousSibling, nextSibling, ancestors) {
// Root
if (element.children.length !== 2) {
// treat as mrow
return targetParent
}
ancestors = [...ancestors]
ancestors.unshift(element)
const base = element.children[0]
const root = element.children[1]
const baseTarget = {
type: 'tag',
name: 'm:e',
attribs: {},
children: []
}
walker(base, baseTarget, false, false, ancestors)
const rootTarget = {
type: 'tag',
name: 'm:deg',
attribs: {},
children: []
}
walker(root, rootTarget, false, false, ancestors)
const rootText = getTextContent(root)
targetParent.children.push({
type: 'tag',
name: 'm:rad',
attribs: {},
children: [
{
type: 'tag',
name: 'm:radPr',
attribs: {},
children: [
{
type: 'tag',
name: 'm:degHide',
attribs: { 'm:val': rootText.length ? 'off' : 'on' },
children: []
}
]
},
rootTarget,
baseTarget
]
})
}
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