34 lines
962 B
JavaScript
34 lines
962 B
JavaScript
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/**
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* @typedef {import('nlcst').Paragraph} Paragraph
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* @typedef {import('nlcst').Root} Root
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*/
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import {modifyChildren} from 'unist-util-modify-children'
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// Move white space ending a paragraph up, so they are the siblings of
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// paragraphs.
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export const makeFinalWhiteSpaceSiblings = modifyChildren(
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/**
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* @type {import('unist-util-modify-children').Modifier<Paragraph | Root>}
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*/
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function (child, index, parent) {
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if ('children' in child) {
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const tail = child.children[child.children.length - 1]
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if (tail && tail.type === 'WhiteSpaceNode') {
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child.children.pop() // Remove `tail`.
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parent.children.splice(index + 1, 0, tail)
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const previous = child.children[child.children.length - 1]
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if (previous && previous.position && child.position) {
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child.position.end = previous.position.end
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}
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// Next, iterate over the current node again.
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return index
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}
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}
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}
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)
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