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react.dev/plugins/remark-smartypants.js
lauren bd03b86c02 Update copyright on all files (#7992)
* Add copyright script

Copied over our copyright script from the react repo. I made a small fix to handle shebangs.

* Update copyright on all files

Run the script.
2025-09-18 14:42:36 -04:00

70 lines
2.0 KiB
JavaScript

/**
* Copyright (c) Meta Platforms, Inc. and affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
/*!
* Based on 'silvenon/remark-smartypants'
* https://github.com/silvenon/remark-smartypants/pull/80
*/
const visit = require('unist-util-visit');
const retext = require('retext');
const smartypants = require('retext-smartypants');
function check(parent) {
if (parent.tagName === 'script') return false;
if (parent.tagName === 'style') return false;
return true;
}
module.exports = function (options) {
const processor = retext().use(smartypants, {
...options,
// Do not replace ellipses, dashes, backticks because they change string
// length, and we couldn't guarantee right splice of text in second visit of
// tree
ellipses: false,
dashes: false,
backticks: false,
});
const processor2 = retext().use(smartypants, {
...options,
// Do not replace quotes because they are already replaced in the first
// processor
quotes: false,
});
function transformer(tree) {
let allText = '';
let startIndex = 0;
const textOrInlineCodeNodes = [];
visit(tree, ['text', 'inlineCode'], (node, _, parent) => {
if (check(parent)) {
if (node.type === 'text') allText += node.value;
// for the case when inlineCode contains just one part of quote: `foo'bar`
else allText += 'A'.repeat(node.value.length);
textOrInlineCodeNodes.push(node);
}
});
// Concat all text into one string, to properly replace quotes around non-"text" nodes
allText = String(processor.processSync(allText));
for (const node of textOrInlineCodeNodes) {
const endIndex = startIndex + node.value.length;
if (node.type === 'text') {
const processedText = allText.slice(startIndex, endIndex);
node.value = String(processor2.processSync(processedText));
}
startIndex = endIndex;
}
}
return transformer;
};