Locally add prismjs
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node_modules/prismjs/plugins/line-numbers/prism-line-numbers.css
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node_modules/prismjs/plugins/line-numbers/prism-line-numbers.css
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pre[class*="language-"].line-numbers {
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position: relative;
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padding-left: 3.8em;
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counter-reset: linenumber;
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}
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pre[class*="language-"].line-numbers > code {
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position: relative;
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white-space: inherit;
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}
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.line-numbers .line-numbers-rows {
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position: absolute;
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pointer-events: none;
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top: 0;
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font-size: 100%;
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left: -3.8em;
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width: 3em; /* works for line-numbers below 1000 lines */
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letter-spacing: -1px;
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border-right: 1px solid #999;
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-webkit-user-select: none;
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-moz-user-select: none;
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-ms-user-select: none;
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user-select: none;
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}
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.line-numbers-rows > span {
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display: block;
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counter-increment: linenumber;
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}
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.line-numbers-rows > span:before {
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content: counter(linenumber);
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color: #999;
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display: block;
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padding-right: 0.8em;
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text-align: right;
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}
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252
node_modules/prismjs/plugins/line-numbers/prism-line-numbers.js
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node_modules/prismjs/plugins/line-numbers/prism-line-numbers.js
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(function () {
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if (typeof Prism === 'undefined' || typeof document === 'undefined') {
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return;
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}
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/**
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* Plugin name which is used as a class name for <pre> which is activating the plugin
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*
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* @type {string}
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*/
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var PLUGIN_NAME = 'line-numbers';
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/**
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* Regular expression used for determining line breaks
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*
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* @type {RegExp}
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*/
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var NEW_LINE_EXP = /\n(?!$)/g;
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/**
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* Global exports
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*/
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var config = Prism.plugins.lineNumbers = {
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/**
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* Get node for provided line number
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*
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* @param {Element} element pre element
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* @param {number} number line number
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* @returns {Element|undefined}
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*/
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getLine: function (element, number) {
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if (element.tagName !== 'PRE' || !element.classList.contains(PLUGIN_NAME)) {
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return;
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}
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var lineNumberRows = element.querySelector('.line-numbers-rows');
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if (!lineNumberRows) {
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return;
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}
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var lineNumberStart = parseInt(element.getAttribute('data-start'), 10) || 1;
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var lineNumberEnd = lineNumberStart + (lineNumberRows.children.length - 1);
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if (number < lineNumberStart) {
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number = lineNumberStart;
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}
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if (number > lineNumberEnd) {
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number = lineNumberEnd;
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}
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var lineIndex = number - lineNumberStart;
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return lineNumberRows.children[lineIndex];
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},
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/**
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* Resizes the line numbers of the given element.
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*
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* This function will not add line numbers. It will only resize existing ones.
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*
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* @param {HTMLElement} element A `<pre>` element with line numbers.
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* @returns {void}
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*/
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resize: function (element) {
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resizeElements([element]);
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},
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/**
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* Whether the plugin can assume that the units font sizes and margins are not depended on the size of
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* the current viewport.
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*
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* Setting this to `true` will allow the plugin to do certain optimizations for better performance.
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*
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* Set this to `false` if you use any of the following CSS units: `vh`, `vw`, `vmin`, `vmax`.
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*
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* @type {boolean}
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*/
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assumeViewportIndependence: true
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};
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/**
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* Resizes the given elements.
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*
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* @param {HTMLElement[]} elements
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*/
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function resizeElements(elements) {
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elements = elements.filter(function (e) {
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var codeStyles = getStyles(e);
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var whiteSpace = codeStyles['white-space'];
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return whiteSpace === 'pre-wrap' || whiteSpace === 'pre-line';
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});
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if (elements.length == 0) {
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return;
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}
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var infos = elements.map(function (element) {
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var codeElement = element.querySelector('code');
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var lineNumbersWrapper = element.querySelector('.line-numbers-rows');
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if (!codeElement || !lineNumbersWrapper) {
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return undefined;
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}
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/** @type {HTMLElement} */
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var lineNumberSizer = element.querySelector('.line-numbers-sizer');
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var codeLines = codeElement.textContent.split(NEW_LINE_EXP);
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if (!lineNumberSizer) {
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lineNumberSizer = document.createElement('span');
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lineNumberSizer.className = 'line-numbers-sizer';
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codeElement.appendChild(lineNumberSizer);
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}
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lineNumberSizer.innerHTML = '0';
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lineNumberSizer.style.display = 'block';
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var oneLinerHeight = lineNumberSizer.getBoundingClientRect().height;
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lineNumberSizer.innerHTML = '';
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return {
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element: element,
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lines: codeLines,
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lineHeights: [],
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oneLinerHeight: oneLinerHeight,
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sizer: lineNumberSizer,
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};
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}).filter(Boolean);
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infos.forEach(function (info) {
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var lineNumberSizer = info.sizer;
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var lines = info.lines;
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var lineHeights = info.lineHeights;
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var oneLinerHeight = info.oneLinerHeight;
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lineHeights[lines.length - 1] = undefined;
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lines.forEach(function (line, index) {
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if (line && line.length > 1) {
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var e = lineNumberSizer.appendChild(document.createElement('span'));
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e.style.display = 'block';
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e.textContent = line;
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} else {
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lineHeights[index] = oneLinerHeight;
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}
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});
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});
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infos.forEach(function (info) {
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var lineNumberSizer = info.sizer;
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var lineHeights = info.lineHeights;
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var childIndex = 0;
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for (var i = 0; i < lineHeights.length; i++) {
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if (lineHeights[i] === undefined) {
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lineHeights[i] = lineNumberSizer.children[childIndex++].getBoundingClientRect().height;
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}
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}
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});
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infos.forEach(function (info) {
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var lineNumberSizer = info.sizer;
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var wrapper = info.element.querySelector('.line-numbers-rows');
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lineNumberSizer.style.display = 'none';
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lineNumberSizer.innerHTML = '';
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info.lineHeights.forEach(function (height, lineNumber) {
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wrapper.children[lineNumber].style.height = height + 'px';
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});
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});
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}
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/**
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* Returns style declarations for the element
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*
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* @param {Element} element
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*/
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function getStyles(element) {
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if (!element) {
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return null;
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}
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return window.getComputedStyle ? getComputedStyle(element) : (element.currentStyle || null);
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}
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var lastWidth = undefined;
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window.addEventListener('resize', function () {
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if (config.assumeViewportIndependence && lastWidth === window.innerWidth) {
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return;
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}
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lastWidth = window.innerWidth;
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resizeElements(Array.prototype.slice.call(document.querySelectorAll('pre.' + PLUGIN_NAME)));
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});
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Prism.hooks.add('complete', function (env) {
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if (!env.code) {
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return;
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}
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var code = /** @type {Element} */ (env.element);
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var pre = /** @type {HTMLElement} */ (code.parentNode);
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// works only for <code> wrapped inside <pre> (not inline)
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if (!pre || !/pre/i.test(pre.nodeName)) {
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return;
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}
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// Abort if line numbers already exists
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if (code.querySelector('.line-numbers-rows')) {
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return;
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}
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// only add line numbers if <code> or one of its ancestors has the `line-numbers` class
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if (!Prism.util.isActive(code, PLUGIN_NAME)) {
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return;
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}
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// Remove the class 'line-numbers' from the <code>
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code.classList.remove(PLUGIN_NAME);
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// Add the class 'line-numbers' to the <pre>
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pre.classList.add(PLUGIN_NAME);
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var match = env.code.match(NEW_LINE_EXP);
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var linesNum = match ? match.length + 1 : 1;
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var lineNumbersWrapper;
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var lines = new Array(linesNum + 1).join('<span></span>');
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lineNumbersWrapper = document.createElement('span');
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lineNumbersWrapper.setAttribute('aria-hidden', 'true');
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lineNumbersWrapper.className = 'line-numbers-rows';
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lineNumbersWrapper.innerHTML = lines;
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if (pre.hasAttribute('data-start')) {
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pre.style.counterReset = 'linenumber ' + (parseInt(pre.getAttribute('data-start'), 10) - 1);
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}
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env.element.appendChild(lineNumbersWrapper);
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resizeElements([pre]);
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Prism.hooks.run('line-numbers', env);
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});
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Prism.hooks.add('line-numbers', function (env) {
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env.plugins = env.plugins || {};
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env.plugins.lineNumbers = true;
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});
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}());
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1
node_modules/prismjs/plugins/line-numbers/prism-line-numbers.min.css
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node_modules/prismjs/plugins/line-numbers/prism-line-numbers.min.css
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pre[class*=language-].line-numbers{position:relative;padding-left:3.8em;counter-reset:linenumber}pre[class*=language-].line-numbers>code{position:relative;white-space:inherit}.line-numbers .line-numbers-rows{position:absolute;pointer-events:none;top:0;font-size:100%;left:-3.8em;width:3em;letter-spacing:-1px;border-right:1px solid #999;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none}.line-numbers-rows>span{display:block;counter-increment:linenumber}.line-numbers-rows>span:before{content:counter(linenumber);color:#999;display:block;padding-right:.8em;text-align:right}
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node_modules/prismjs/plugins/line-numbers/prism-line-numbers.min.js
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node_modules/prismjs/plugins/line-numbers/prism-line-numbers.min.js
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!function(){if("undefined"!=typeof Prism&&"undefined"!=typeof document){var e="line-numbers",n=/\n(?!$)/g,t=Prism.plugins.lineNumbers={getLine:function(n,t){if("PRE"===n.tagName&&n.classList.contains(e)){var i=n.querySelector(".line-numbers-rows");if(i){var r=parseInt(n.getAttribute("data-start"),10)||1,s=r+(i.children.length-1);t<r&&(t=r),t>s&&(t=s);var l=t-r;return i.children[l]}}},resize:function(e){r([e])},assumeViewportIndependence:!0},i=void 0;window.addEventListener("resize",(function(){t.assumeViewportIndependence&&i===window.innerWidth||(i=window.innerWidth,r(Array.prototype.slice.call(document.querySelectorAll("pre.line-numbers"))))})),Prism.hooks.add("complete",(function(t){if(t.code){var i=t.element,s=i.parentNode;if(s&&/pre/i.test(s.nodeName)&&!i.querySelector(".line-numbers-rows")&&Prism.util.isActive(i,e)){i.classList.remove(e),s.classList.add(e);var l,o=t.code.match(n),a=o?o.length+1:1,u=new Array(a+1).join("<span></span>");(l=document.createElement("span")).setAttribute("aria-hidden","true"),l.className="line-numbers-rows",l.innerHTML=u,s.hasAttribute("data-start")&&(s.style.counterReset="linenumber "+(parseInt(s.getAttribute("data-start"),10)-1)),t.element.appendChild(l),r([s]),Prism.hooks.run("line-numbers",t)}}})),Prism.hooks.add("line-numbers",(function(e){e.plugins=e.plugins||{},e.plugins.lineNumbers=!0}))}function r(e){if(0!=(e=e.filter((function(e){var n,t=(n=e,n?window.getComputedStyle?getComputedStyle(n):n.currentStyle||null:null)["white-space"];return"pre-wrap"===t||"pre-line"===t}))).length){var t=e.map((function(e){var t=e.querySelector("code"),i=e.querySelector(".line-numbers-rows");if(t&&i){var r=e.querySelector(".line-numbers-sizer"),s=t.textContent.split(n);r||((r=document.createElement("span")).className="line-numbers-sizer",t.appendChild(r)),r.innerHTML="0",r.style.display="block";var l=r.getBoundingClientRect().height;return r.innerHTML="",{element:e,lines:s,lineHeights:[],oneLinerHeight:l,sizer:r}}})).filter(Boolean);t.forEach((function(e){var n=e.sizer,t=e.lines,i=e.lineHeights,r=e.oneLinerHeight;i[t.length-1]=void 0,t.forEach((function(e,t){if(e&&e.length>1){var s=n.appendChild(document.createElement("span"));s.style.display="block",s.textContent=e}else i[t]=r}))})),t.forEach((function(e){for(var n=e.sizer,t=e.lineHeights,i=0,r=0;r<t.length;r++)void 0===t[r]&&(t[r]=n.children[i++].getBoundingClientRect().height)})),t.forEach((function(e){var n=e.sizer,t=e.element.querySelector(".line-numbers-rows");n.style.display="none",n.innerHTML="",e.lineHeights.forEach((function(e,n){t.children[n].style.height=e+"px"}))}))}}}();
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