// jshint multistr:true (function (w, d) { 'use strict'; var TABLE_NAME = 'hljs-ln', LINE_NAME = 'hljs-ln-line', CODE_BLOCK_NAME = 'hljs-ln-code', NUMBERS_BLOCK_NAME = 'hljs-ln-numbers', NUMBER_LINE_NAME = 'hljs-ln-n', DATA_ATTR_NAME = 'data-line-number', BREAK_LINE_REGEXP = /\r\n|\r|\n/g; if (w.hljs) { w.hljs.initLineNumbersOnLoad = initLineNumbersOnLoad; w.hljs.lineNumbersBlock = lineNumbersBlock; addStyles(); } else { w.console.error('highlight.js not detected!'); } function addStyles () { var css = d.createElement('style'); css.type = 'text/css'; css.innerHTML = format( '.{0}{border-collapse:collapse}' + '.{0} td{padding:0}' + '.{1}:before{content:attr({2})}', [ TABLE_NAME, NUMBER_LINE_NAME, DATA_ATTR_NAME ]); d.getElementsByTagName('head')[0].appendChild(css); } function initLineNumbersOnLoad (options) { if (d.readyState === 'interactive' || d.readyState === 'complete') { documentReady(options); } else { w.addEventListener('DOMContentLoaded', function () { documentReady(options); }); } } function documentReady (options) { try { var blocks = d.querySelectorAll('code.hljs,code.nohighlight'); for (var i in blocks) { if (blocks.hasOwnProperty(i)) { lineNumbersBlock(blocks[i], options); } } } catch (e) { w.console.error('LineNumbers error: ', e); } } function lineNumbersBlock (element, options) { if (typeof element !== 'object') return; // define options or set default options = options || { singleLine: false }; // convert options var firstLineIndex = !!options.singleLine ? 0 : 1; async(function () { duplicateMultilineNodes(element); element.innerHTML = addLineNumbersBlockFor(element.innerHTML, firstLineIndex); }); } function addLineNumbersBlockFor (inputHtml, firstLineIndex) { var lines = getLines(inputHtml); // if last line contains only carriage return remove it if (lines[lines.length-1].trim() === '') { lines.pop(); } if (lines.length > firstLineIndex) { var html = ''; for (var i = 0, l = lines.length; i < l; i++) { html += format( '