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Refactored file jsguide.js

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khaidao000 2023-09-28 03:11:28 -05:00
parent cf722264e7
commit dea1cc92ab
1 changed files with 30 additions and 48 deletions
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include/jsguide.js
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@ -1,63 +1,45 @@
// Defining a style guide initialization function
window.initStyleGuide = function(init) {
// Runs the callback on every element matched by the query selector.
// Utility function to iterate over elements matching a query selector
function find(querySelector, callback) {
var elements = [].slice.call(document.querySelectorAll(querySelector));
for (var i = 0; i < elements.length; i++) {
callback(elements[i]);
}
// Using forEach directly on NodeList using Array.prototype.forEach.call
Array.prototype.forEach.call(document.querySelectorAll(querySelector), callback);
}
// Add the tocDiv at the top.
var title = document.getElementsByTagName('h1')[0];
var toc = document.createElement('div');
// Adding the tocDiv below the title
const title = document.querySelector('h1'); // Using querySelector for simplicity
const toc = document.createElement('div');
toc.id = 'tocDiv';
toc.className = 'vertical_toc';
title.parentNode.insertBefore(toc, title.nextSibling);
// If a paragraph starts with (e.g.) "Note:" or "Tip:" then add
// that "callout class" to its element.
// Adding "callout class" to paragraph elements starting with "Note:" or "Tip:"
find('p', function(paragraph) {
var match = /^([a-z]+):/i.exec(paragraph.textContent);
if (match) {
paragraph.classList.add(match[1].toLowerCase());
}
const match = /^([a-z]+):/i.exec(paragraph.textContent);
if (match) paragraph.classList.add(match[1].toLowerCase());
});
// Fill in text for intra-document links, ensuring that links
// remain up-to-date even if sections are moved or renumbered.
// This triggers on any link with "??" as its text and a URL
// starting with "#", and the filled-in text is exactly the same
// as the text of the referenced section heading.
// Filling in text for intra-document links
find('a[href^="#"]', function(link) {
var href = link.getAttribute('href');
var heading = document.getElementById(href.substring(1));
// Fill in link text with heading title
if (heading && link.textContent == '??') {
link.textContent = heading.textContent;
}
const heading = document.getElementById(link.getAttribute('href').substring(1));
if (heading && link.textContent == '??') link.textContent = heading.textContent;
});
// Hoedown renders fenced code blocks incompatibly with what
// prettify expects. As a result, prettify doesn't handle them
// properly. Fix it by moving the code directly into the pre.
// Adjusting code blocks for compatibility with prettify
find('pre > code', function(code) {
var pre = code.parentElement;
// Internal HTML/CSS & TS style guides do not use prettyprint.
if (code.classList.contains('language-css') ||
code.classList.contains('language-django') ||
code.classList.contains('language-html') ||
code.classList.contains('language-ts')) {
code.classList.add('prettyprint');
}
pre.className = code.className;
pre.innerHTML = code.innerHTML;
const pre = code.parentElement;
if (['language-css', 'language-django', 'language-html', 'language-ts'].includes(code.className)) {
code.classList.add('prettyprint');
}
pre.className = code.className;
pre.innerHTML = code.innerHTML;
});
// Run the normal init function.
// Running the normal init function
init();
// Call the pretty-printer after we've fixed up the code blocks.
var pretty = document.createElement('script');
pretty.src = 'https://cdn.rawgit.com/google/code-prettify/master/loader/' +
'run_prettify.js';
// Appending the pretty-print script to the document body
const pretty = document.createElement('script');
pretty.src = 'https://cdn.rawgit.com/google/code-prettify/master/loader/run_prettify.js';
document.body.appendChild(pretty);
}.bind(null, window.initStyleGuide);