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node_modules/eslint/lib/cli-engine/formatters/html.js
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324
node_modules/eslint/lib/cli-engine/formatters/html.js
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/**
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* @fileoverview HTML reporter
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* @author Julian Laval
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*/
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"use strict";
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//------------------------------------------------------------------------------
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// Helpers
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//------------------------------------------------------------------------------
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const encodeHTML = (function() {
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const encodeHTMLRules = {
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"&": "&",
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"<": "<",
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">": ">",
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'"': """,
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"'": "'"
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};
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const matchHTML = /[&<>"']/ug;
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return function(code) {
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return code
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? code.toString().replace(matchHTML, m => encodeHTMLRules[m] || m)
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: "";
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};
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}());
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/**
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* Get the final HTML document.
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* @param {Object} it data for the document.
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* @returns {string} HTML document.
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*/
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function pageTemplate(it) {
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const { reportColor, reportSummary, date, results } = it;
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return `
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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="UTF-8">
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<title>ESLint Report</title>
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<style>
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body {
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font-family:Arial, "Helvetica Neue", Helvetica, sans-serif;
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font-size:16px;
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font-weight:normal;
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margin:0;
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padding:0;
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color:#333
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}
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#overview {
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padding:20px 30px
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}
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td, th {
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padding:5px 10px
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}
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h1 {
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margin:0
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}
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table {
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margin:30px;
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width:calc(100% - 60px);
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max-width:1000px;
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border-radius:5px;
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border:1px solid #ddd;
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border-spacing:0px;
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}
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th {
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font-weight:400;
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font-size:medium;
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text-align:left;
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cursor:pointer
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}
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td.clr-1, td.clr-2, th span {
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font-weight:700
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}
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th span {
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float:right;
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margin-left:20px
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}
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th span:after {
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content:"";
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clear:both;
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display:block
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}
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tr:last-child td {
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border-bottom:none
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}
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tr td:first-child, tr td:last-child {
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color:#9da0a4
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}
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#overview.bg-0, tr.bg-0 th {
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color:#468847;
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background:#dff0d8;
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border-bottom:1px solid #d6e9c6
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}
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#overview.bg-1, tr.bg-1 th {
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color:#f0ad4e;
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background:#fcf8e3;
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border-bottom:1px solid #fbeed5
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}
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#overview.bg-2, tr.bg-2 th {
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color:#b94a48;
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background:#f2dede;
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border-bottom:1px solid #eed3d7
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}
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td {
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border-bottom:1px solid #ddd
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}
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td.clr-1 {
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color:#f0ad4e
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}
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td.clr-2 {
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color:#b94a48
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}
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td a {
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color:#3a33d1;
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text-decoration:none
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}
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td a:hover {
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color:#272296;
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text-decoration:underline
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}
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</style>
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</head>
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<body>
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<div id="overview" class="bg-${reportColor}">
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<h1>ESLint Report</h1>
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<div>
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<span>${reportSummary}</span> - Generated on ${date}
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</div>
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</div>
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<table>
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<tbody>
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${results}
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</tbody>
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</table>
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<script type="text/javascript">
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var groups = document.querySelectorAll("tr[data-group]");
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for (i = 0; i < groups.length; i++) {
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groups[i].addEventListener("click", function() {
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var inGroup = document.getElementsByClassName(this.getAttribute("data-group"));
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this.innerHTML = (this.innerHTML.indexOf("+") > -1) ? this.innerHTML.replace("+", "-") : this.innerHTML.replace("-", "+");
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for (var j = 0; j < inGroup.length; j++) {
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inGroup[j].style.display = (inGroup[j].style.display !== "none") ? "none" : "table-row";
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}
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});
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}
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</script>
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</body>
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</html>
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`.trimLeft();
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}
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/**
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* Given a word and a count, append an s if count is not one.
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* @param {string} word A word in its singular form.
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* @param {int} count A number controlling whether word should be pluralized.
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* @returns {string} The original word with an s on the end if count is not one.
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*/
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function pluralize(word, count) {
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return (count === 1 ? word : `${word}s`);
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}
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/**
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* Renders text along the template of x problems (x errors, x warnings)
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* @param {string} totalErrors Total errors
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* @param {string} totalWarnings Total warnings
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* @returns {string} The formatted string, pluralized where necessary
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*/
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function renderSummary(totalErrors, totalWarnings) {
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const totalProblems = totalErrors + totalWarnings;
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let renderedText = `${totalProblems} ${pluralize("problem", totalProblems)}`;
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if (totalProblems !== 0) {
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renderedText += ` (${totalErrors} ${pluralize("error", totalErrors)}, ${totalWarnings} ${pluralize("warning", totalWarnings)})`;
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}
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return renderedText;
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}
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/**
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* Get the color based on whether there are errors/warnings...
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* @param {string} totalErrors Total errors
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* @param {string} totalWarnings Total warnings
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* @returns {int} The color code (0 = green, 1 = yellow, 2 = red)
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*/
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function renderColor(totalErrors, totalWarnings) {
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if (totalErrors !== 0) {
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return 2;
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}
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if (totalWarnings !== 0) {
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return 1;
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}
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return 0;
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}
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/**
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* Get HTML (table row) describing a single message.
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* @param {Object} it data for the message.
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* @returns {string} HTML (table row) describing the message.
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*/
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function messageTemplate(it) {
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const {
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parentIndex,
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lineNumber,
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columnNumber,
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severityNumber,
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severityName,
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message,
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ruleUrl,
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ruleId
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} = it;
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return `
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<tr style="display:none" class="f-${parentIndex}">
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<td>${lineNumber}:${columnNumber}</td>
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<td class="clr-${severityNumber}">${severityName}</td>
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<td>${encodeHTML(message)}</td>
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<td>
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<a href="${ruleUrl ? ruleUrl : ""}" target="_blank" rel="noopener noreferrer">${ruleId ? ruleId : ""}</a>
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</td>
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</tr>
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`.trimLeft();
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}
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/**
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* Get HTML (table rows) describing the messages.
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* @param {Array} messages Messages.
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* @param {int} parentIndex Index of the parent HTML row.
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* @param {Object} rulesMeta Dictionary containing metadata for each rule executed by the analysis.
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* @returns {string} HTML (table rows) describing the messages.
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*/
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function renderMessages(messages, parentIndex, rulesMeta) {
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/**
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* Get HTML (table row) describing a message.
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* @param {Object} message Message.
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* @returns {string} HTML (table row) describing a message.
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*/
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return messages.map(message => {
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const lineNumber = message.line || 0;
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const columnNumber = message.column || 0;
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let ruleUrl;
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if (rulesMeta) {
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const meta = rulesMeta[message.ruleId];
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if (meta && meta.docs && meta.docs.url) {
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ruleUrl = meta.docs.url;
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}
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}
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return messageTemplate({
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parentIndex,
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lineNumber,
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columnNumber,
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severityNumber: message.severity,
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severityName: message.severity === 1 ? "Warning" : "Error",
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message: message.message,
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ruleId: message.ruleId,
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ruleUrl
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});
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}).join("\n");
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}
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/**
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* Get HTML (table row) describing the result for a single file.
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* @param {Object} it data for the file.
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* @returns {string} HTML (table row) describing the result for the file.
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*/
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function resultTemplate(it) {
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const { color, index, filePath, summary } = it;
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return `
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<tr class="bg-${color}" data-group="f-${index}">
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<th colspan="4">
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[+] ${encodeHTML(filePath)}
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<span>${encodeHTML(summary)}</span>
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</th>
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</tr>
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`.trimLeft();
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}
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// eslint-disable-next-line jsdoc/require-description
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/**
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* @param {Array} results Test results.
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* @param {Object} rulesMeta Dictionary containing metadata for each rule executed by the analysis.
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* @returns {string} HTML string describing the results.
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*/
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function renderResults(results, rulesMeta) {
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return results.map((result, index) => resultTemplate({
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index,
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color: renderColor(result.errorCount, result.warningCount),
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filePath: result.filePath,
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summary: renderSummary(result.errorCount, result.warningCount)
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}) + renderMessages(result.messages, index, rulesMeta)).join("\n");
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}
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//------------------------------------------------------------------------------
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// Public Interface
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//------------------------------------------------------------------------------
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module.exports = function(results, data) {
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let totalErrors,
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totalWarnings;
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const metaData = data ? data.rulesMeta : {};
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totalErrors = 0;
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totalWarnings = 0;
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// Iterate over results to get totals
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results.forEach(result => {
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totalErrors += result.errorCount;
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totalWarnings += result.warningCount;
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});
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return pageTemplate({
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date: new Date(),
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reportColor: renderColor(totalErrors, totalWarnings),
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reportSummary: renderSummary(totalErrors, totalWarnings),
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results: renderResults(results, metaData)
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});
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};
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