var addLineNumbers = function()

in amplify-theme/assets/js/scripts.js [398:411]

• 14 lines of code
• 4 McCabe index (conditional complexity)

	var addLineNumbers = function() {
		var pre = document.getElementsByTagName('pre'), pl = pre.length;
		for (var i = 0; i < pl; i++) {
			var parent  = pre[i].parentNode.parentNode;
			if (parent.classList.contains("language-js")) {
				pre[i].innerHTML = '<span class="line-number"></span>' + pre[i].innerHTML + '<span class="cl"></span>';
				var num = pre[i].innerHTML.split(/\n/).length;
				for (var j = 0; j < (num - 1); j++) {
					var line_num = pre[i].getElementsByTagName('span')[0];
					line_num.innerHTML += '<span>' + (j + 1) + '</span>';
				}
			}
		}
	};