sass-site/source/helpers/type.ts
2023-05-31 10:06:00 -04:00

88 lines
2.6 KiB
TypeScript

import { LoremIpsum } from 'lorem-ipsum';
import stripIndent from 'strip-indent';
import truncate from 'truncate-html';
import { typogrify } from 'typogr';
import { markdownEngine } from './engines';
const lorem = new LoremIpsum();
/**
* Returns block of generated `lorem ipsum` text.
*
* @see https://github.com/knicklabs/lorem-ipsum.js
*/
export const getLorem = (type: string, number = 1) => {
switch (type) {
case 'sentence':
case 'sentences':
return lorem.generateSentences(number);
case 'paragraph':
case 'paragraphs':
return lorem.generateParagraphs(number);
case 'word':
case 'words':
return lorem.generateWords(number);
}
return '';
};
/**
* Truncates an HTML string without breaking tags.
*
* @see https://github.com/oe/truncate-html
*/
export const truncateHTML = (html: string, words = 170) =>
truncate(html, words, { byWords: true, keepWhitespaces: true });
/**
* Renders block of Markdown into HTML.
*/
export const markdown = (content: string) =>
markdownEngine.render(stripIndent(content));
/**
* Renders single line of Markdown into HTML, without wrapping `<p>`.
*/
export const markdownInline = (content: string) =>
markdownEngine.renderInline(content);
/**
* Applies various transformations to plain text in order to yield
* typographically-improved HTML.
*
* @see https://github.com/ekalinin/typogr.js
*/
export const typogr = (content: string) => typogrify(content);
/**
* Appends full page URL to internal links (for embedding in another page).
*/
export const replaceInternalLinks = (content: string, url: string) =>
content.replace(/href="#/g, `href="${url}#`);
/**
* Checks if a given string starts with a comparison string.
*/
export const startsWith = (str: string, check: string) => str.startsWith(check);
/* eslint-disable @typescript-eslint/no-unsafe-member-access,
@typescript-eslint/no-unsafe-call,
@typescript-eslint/no-explicit-any */
export default function typePlugin(eleventyConfig: any) {
// filters...
eleventyConfig.addLiquidFilter('truncateHTML', truncateHTML);
eleventyConfig.addLiquidFilter('markdown', markdown);
eleventyConfig.addLiquidFilter('markdownInline', markdownInline);
eleventyConfig.addLiquidFilter('typogr', typogr);
eleventyConfig.addLiquidFilter('replaceInternalLinks', replaceInternalLinks);
eleventyConfig.addLiquidFilter('startsWith', startsWith);
// shortcodes...
eleventyConfig.addLiquidShortcode('lorem', getLorem);
// paired shortcodes...
eleventyConfig.addPairedLiquidShortcode('markdown', markdown);
eleventyConfig.addPairedLiquidShortcode('typogr', typogr);
}