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28 lines
772 B
JavaScript
28 lines
772 B
JavaScript
/**
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* Copyright (c) 2017-present, Facebook, Inc.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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import toSlug from './toSlug';
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export default function anchors(md) {
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const originalRender = md.renderer.rules.heading_close;
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// eslint-disable-next-line
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md.renderer.rules.heading_close = function(tokens, idx, options, env) {
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const textToken = tokens[idx - 1];
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if (textToken.content) {
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const anchor = toSlug(textToken.content, env);
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return ` <a aria-hidden="true" id="${anchor}"></a><a aria-hidden="true" class="hash-link" href="#${anchor}">#</a></h${
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tokens[idx].hLevel
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}>
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`;
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}
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return originalRender(tokens, idx, options, env);
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};
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}
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