50 lines
1.1 KiB
JavaScript
50 lines
1.1 KiB
JavaScript
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/**
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* @import {ElementContent} from 'hast'
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* @import {Reference, Nodes} from 'mdast'
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* @import {State} from './state.js'
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*/
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/**
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* Return the content of a reference without definition as plain text.
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*
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* @param {State} state
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* Info passed around.
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* @param {Extract<Nodes, Reference>} node
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* Reference node (image, link).
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* @returns {Array<ElementContent>}
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* hast content.
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*/
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export function revert(state, node) {
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const subtype = node.referenceType
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let suffix = ']'
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if (subtype === 'collapsed') {
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suffix += '[]'
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} else if (subtype === 'full') {
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suffix += '[' + (node.label || node.identifier) + ']'
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}
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if (node.type === 'imageReference') {
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return [{type: 'text', value: '![' + node.alt + suffix}]
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}
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const contents = state.all(node)
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const head = contents[0]
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if (head && head.type === 'text') {
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head.value = '[' + head.value
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} else {
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contents.unshift({type: 'text', value: '['})
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}
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const tail = contents[contents.length - 1]
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if (tail && tail.type === 'text') {
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tail.value += suffix
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} else {
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contents.push({type: 'text', value: suffix})
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}
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return contents
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}
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