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test.html
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test.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8" />
<link rel="icon" href="assets/favicon.png" />
<title>Test drive ▲ Prism</title>
<link rel="stylesheet" href="assets/style.css" />
<link rel="stylesheet" href="themes/prism.css" data-noprefix />
<style>
#theme {
margin-right: -9em;
}
textarea {
width: 100%;
height: 10em;
padding: 1em;
box-sizing: border-box;
margin: .5em 0;
background: #f5f2f0;
color: black;
text-shadow: 0 1px white;
tab-size: 4;
font: 100% Consolas, Monaco, monospace;
white-space: pre;
word-wrap: normal;
}
#language {
column-count: 4;
}
#language label {
display: block;
padding: .2em;
}
#language label[data-id="javascript"] {
border-bottom: 1px solid #aaa;
padding-bottom: 1em;
margin-bottom: 1em;
}
#language input {
margin-right: 1em;
}
#language strong {
display: block;
column-span: all;
}
pre.show-tokens {
line-height: calc(1.5em + 12px);
}
.show-tokens .token:not(:first-child) {
margin-left: 1px;
}
.show-tokens .token:empty {
background: red;
}
.show-tokens .token:empty::before {
color: white;
content: 'empty';
font-style: italic;
text-shadow: black 0 0 .3em;
}
.show-tokens .token {
border: 1px solid;
padding: 6px 1px;
}
.show-tokens .token > .token {
padding: 4px 1px;
}
.show-tokens .token > .token > .token {
padding: 2px 1px;
}
.show-tokens .token > .token > .token > .token {
padding: 0 1px;
}
.show-tokens .token > .token > .token > .token > .token {
border: none;
border-left: 1px solid;
border-right: 1px solid;
padding: 0;
margin: 0 1px;
}
#options {
position: relative;
}
.link-wrapper {
position: absolute;
top: 0;
right: 0;
background-color: white;
}
.link-wrapper .hidden-wrapper {
display: none;
}
.link-wrapper:hover {
top: -.5em;
right: -1em;
width: 300px;
padding: .5em 1em;
outline: 1px solid #888;
}
.link-wrapper:hover .hidden-wrapper {
display: block;
}
.link-wrapper input {
width: 100%;
box-sizing: border-box;
}
.link-wrapper button {
border: none;
background: none;
font: inherit;
text-decoration: underline;
cursor: pointer;
}
</style>
<script src="assets/prefixfree.min.js"></script>
<script>var _gaq = [['_setAccount', 'UA-33746269-1'], ['_trackPageview']];</script>
<script src="https://www.google-analytics.com/ga.js" async></script>
</head>
<body>
<header>
<div class="intro" data-src="assets/templates/header-main.html" data-type="text/html"></div>
<h2>Test drive</h2>
<p>Take Prism for a spin!</p>
</header>
<section>
<form>
<p>
<textarea><p class="hey">Type some code here</p></textarea>
</p>
<p>Result:</p>
<pre><code></code></pre>
<div id="options" style="margin: 1em 0">
<label><input type="checkbox" id="option-show-tokens"> Show tokens</label>
<div class="link-wrapper">
<a id="share-link" href="" style="float: right;">Share</a>
<div class="hidden-wrapper">
<input id="share-link-input" type="text" readonly onClick="this.select();"/>
<button type="button" id="copy-share-link" onclick="copyShare();">Copy to clipboard</button>
</div>
</div>
</div>
<p id="language">
<strong>Language:</strong>
</p>
</form>
</section>
<footer data-src="assets/templates/footer.html" data-type="text/html"></footer>
<script src="assets/utopia.js"></script>
<script src="components/prism-core.js"></script>
<script src="components.js"></script>
<script src="assets/code.js"></script>
<script src="assets/vendor/promise.js"></script>
<script>
(function() {
/** @type {HTMLFormElement} */
var form = $('form');
/** @type {HTMLElement} */
var code = $('code', form);
var languages = components.languages;
function highlightCode() {
var newCode = document.createElement('code');
newCode.textContent = code.textContent;
newCode.className = code.className;
Prism.highlightElement(newCode);
code.parentElement.replaceChild(newCode, code);
code = newCode;
};
function getHashParams() {
return parseUrlParams((location.hash || '').substr(1));
}
function setHashParams(params) {
location.hash = stringifyUrlParams(params);
}
function updateHashLanguage(lang) {
var params = getHashParams();
params.language = lang;
setHashParams(params);
}
function getHashLanguage() {
return getHashParams().language;
}
function getRadio(lang) {
return $('input[name=language][value="' + lang + '"]');
}
function copyShare() {
const link = $('#share-link').href;
try {
navigator.clipboard.writeText(link).then(function () {
$('#copy-share-link').textContent = 'Copied!';
}, function () {
$('#copy-share-link').textContent = 'Failed to copy!';
});
} catch (e) {
$('#copy-share-link').textContent = 'Failed to copy!';
}
setTimeout(function () {
$('#copy-share-link').textContent = 'Copy to clipboard';
}, 5000);
}
window.copyShare = copyShare;
window.onhashchange = function () {
var input = getRadio(getHashLanguage());
if (input && !input.checked) {
input.checked = true;
input.onclick();
}
}
for (var id in languages) {
if (id == 'meta') {
continue;
}
var name = languages[id].title || languages[id];
$u.element.create('label', {
attributes: {
'data-id': id
},
contents: [
{
tag: 'input',
properties: {
type: 'radio',
name: 'language',
value: id,
onclick: function () {
var lang = this.value;
code.className = 'language-' + lang;
code.textContent = code.textContent;
updateHashLanguage(lang);
updateShareLink();
// loadLanguage() returns a promise, so we use highlightCode()
// as resolve callback. The promise will be immediately
// resolved if there is nothing to load.
loadLanguage(lang).then(highlightCode);
}
}
}, name
],
inside: '#language'
});
}
/**
* Loads a language, including all dependencies
*
* @param {string} lang the language to load
* @type {Promise} the promise which resolves as soon as everything is loaded
*/
function loadLanguage (lang)
{
// at first we need to fetch all dependencies for the main language
// Note: we need to do this, even if the main language already is loaded (just to be sure..)
//
// We load an array of all dependencies and call recursively this function on each entry
//
// dependencies is now an (possibly empty) array of loading-promises
var dependencies = getDependenciesOfLanguage(lang).map(loadLanguage);
// We create a promise, which will resolve, as soon as all dependencies are loaded.
// They need to be fully loaded because the main language may extend them.
return Promise.all(dependencies)
.then(function () {
// If the main language itself isn't already loaded, load it now
// and return the newly created promise (we chain the promises).
// If the language is already loaded, just do nothing - the next .then()
// will immediately be called
if (!Prism.languages[lang]) {
return new Promise(function (resolve) {
$u.script('components/prism-' + lang + '.js', resolve);
});
}
});
}
/**
* Returns all dependencies (as identifiers) of a specific language
*
* @param {string} lang
* @returns {Array.<string>} the list of dependencies. Empty if the language has none.
*/
function getDependenciesOfLanguage (lang)
{
if (!components.languages[lang] || !components.languages[lang].require)
{
return [];
}
return ($u.type(components.languages[lang].require) === "array")
? components.languages[lang].require
: [components.languages[lang].require];
}
var radios = $$('input[name=language]');
var selectedRadio = radios[0];
var lastLanguageRadio = getRadio(getHashLanguage());
if (lastLanguageRadio) {
selectedRadio = lastLanguageRadio;
}
selectedRadio.checked = true;
selectedRadio.onclick();
var textarea = $('textarea', form);
try {
var hashText = getHashParams().text;
if (hashText) {
textarea.value = hashText;
} else {
var lastCode = sessionStorage.getItem('test-code');
if (lastCode) {
textarea.value = lastCode;
}
}
} catch (e) {
// ignore sessionStorage errors
}
textarea.oninput = function() {
var codeText = this.value || '';
code.textContent = codeText;
highlightCode();
updateShareLink();
try {
sessionStorage.setItem('test-code', codeText);
} catch (error) {
// ignore sessionStorage errors
}
}
textarea.oninput();
$('#option-show-tokens').onchange = function () {
var cls = 'show-tokens';
if (this.checked) {
$('pre').classList.add(cls);
} else {
$('pre').classList.remove(cls);
}
};
$('#option-show-tokens').onchange();
function updateShareLink() {
var params = {
language: /\blang(?:uage)?-([\w-]+)\b/i.exec(code.className)[1],
text: code.textContent,
};
$('#share-link').href = '#' + stringifyUrlParams(params);
$('#share-link-input').value = $('#share-link').href;
}
/**
* @param {Record<string, string | number | boolean>} params
* @returns {string}
*/
function stringifyUrlParams(params) {
var parts = [];
for (var name in params) {
if (params.hasOwnProperty(name)) {
var value = params[name];
if (typeof value === 'boolean') {
if (value) {
parts.push(name);
}
} else {
parts.push(name + '=' + encodeURIComponent(value));
}
}
}
return parts.join('&');
}
/**
* @param {string} str
* @returns {Record<string, string | boolean>}
*/
function parseUrlParams(str) {
/** @type {Record<string, string | boolean>} */
var params = {};
str.split(/&/g).filter(Boolean).forEach(function (part) {
var parts = part.split(/=/);
var name = parts[0];
if (parts.length === 1) {
params[name] = true;
} else {
params[name] = decodeURIComponent(parts[1]);
}
});
return params;
}
})();
</script>
</body>
</html>