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25 lines
719 B
25 lines
719 B
import { MergeNodeOperation, Node } from 'slate'
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import { SyncValue } from '../../model'
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import { getParent, getChildren } from '../../path'
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import { toJS, cloneNode } from '../../utils'
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const mergeNode = (doc: SyncValue, op: MergeNodeOperation): SyncValue => {
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const [parent, index]: [any, number] = getParent(doc, op.path)
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const prev = parent[index - 1] || parent.children[index - 1]
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const next = parent[index] || parent.children[index]
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if (prev.text) {
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prev.text.insertAt(prev.text.length, ...toJS(next.text).split(''))
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} else {
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getChildren(next).forEach((n: Node) => getChildren(prev).push(cloneNode(n)))
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}
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getChildren(parent).deleteAt(index, 1)
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return doc
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}
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export default mergeNode
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