55 lines
1.2 KiB
JavaScript
55 lines
1.2 KiB
JavaScript
"use strict";
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// V A R I A B L E S
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const idRegex = /(".*")/g;
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const numberRegex = /^[0-9]/g;
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const renderedHeaderRegex = /(<h\d\sid.*h\d>)/g;
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const titleRegex = /(>.*<)/g;
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// E X P O R T
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module.exports = exports = (state, emit, markdown) => {
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const collectionOfTocElements = [];
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const tocElements = markdown.match(renderedHeaderRegex);
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for (const item of tocElements) {
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const id = item.match(idRegex)[0].replace(/"/g, "");
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const title = item.match(titleRegex)[0].replace(">", "").replace("<", "");
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collectionOfTocElements.push(`
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<li><a href="${slugify(id)}" title="Go to '${title}'">${title}</a></li>
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`);
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}
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return `
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<ul class="component--glossary-toc">
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${collectionOfTocElements.join("")}
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</ul>
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<button class="component--glossary-toc-toggle" data-action="toggle glossary sidebar" type="button">Toggle</button>
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`;
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};
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// H E L P E R
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function slugify(stringToSlugify) {
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let finalString = stringToSlugify
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.toLowerCase()
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.replace(/###\s/g, "")
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.replace(/\s\/\s/g, "-")
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.replace(/\s/g, "-")
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.replace(/%/g, "")
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.replace(/\(/g, "")
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.replace(/\)/g, "")
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.replace(/,/g, "");
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if (finalString.match(numberRegex)) finalString = `_${finalString}`;
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return `#${finalString}`;
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}
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