24 lines
594 B
JavaScript
24 lines
594 B
JavaScript
|
/**
|
||
|
|
* @typedef {import('nlcst').Paragraph} Paragraph
|
||
|
|
* @typedef {import('nlcst').Root} Root
|
||
|
|
*/
|
||
|
|
|
||
|
|
import {modifyChildren} from 'unist-util-modify-children'
|
||
|
|
|
||
|
|
// Remove empty children.
|
||
|
|
export const removeEmptyNodes = modifyChildren(
|
||
|
|
/**
|
||
|
|
* @type {import('unist-util-modify-children').Modifier<Paragraph | Root>}
|
||
|
|
*/
|
||
|
|
|
||
|
|
function (child, index, parent) {
|
||
|
|
if ('children' in child && child.children.length === 0) {
|
||
|
|
parent.children.splice(index, 1)
|
||
|
|
|
||
|
|
// Next, iterate over the node *now* at the current position (which was the
|
||
|
|
// next node).
|
||
|
|
return index
|
||
|
|
}
|
||
|
|
}
|
||
|
|
)
|