39 lines
1018 B
JavaScript
39 lines
1018 B
JavaScript
/**
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* @import {Parents, Text} from 'hast'
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* @import {Raw} from 'mdast-util-to-hast'
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* @import {State} from '../index.js'
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*/
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import {stringifyEntities} from 'stringify-entities'
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// Declare array as variable so it can be cached by `stringifyEntities`
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const textEntitySubset = ['<', '&']
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/**
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* Serialize a text node.
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*
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* @param {Raw | Text} node
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* Node to handle.
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* @param {number | undefined} _
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* Index of `node` in `parent.
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* @param {Parents | undefined} parent
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* Parent of `node`.
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* @param {State} state
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* Info passed around about the current state.
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* @returns {string}
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* Serialized node.
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*/
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export function text(node, _, parent, state) {
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// Check if content of `node` should be escaped.
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return parent &&
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parent.type === 'element' &&
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(parent.tagName === 'script' || parent.tagName === 'style')
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? node.value
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: stringifyEntities(
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node.value,
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Object.assign({}, state.settings.characterReferences, {
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subset: textEntitySubset
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})
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)
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}
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