Added node_modules for the updating to work properly.

10 files changed, 1330 insertions, 0 deletions

diff --git a/node_modules/istanbul-reports/lib/html/annotator.js b/node_modules/istanbul-reports/lib/html/annotator.js
new file mode 100644
index 0000000..84d8fc3
--- /dev/null
+++ b/node_modules/istanbul-reports/lib/html/annotator.js
@@ -0,0 +1,288 @@
+/*
+ Copyright 2012-2015, Yahoo Inc.
+ Copyrights licensed under the New BSD License. See the accompanying LICENSE file for terms.
+ */
+'use strict';
+
+const InsertionText = require('./insertion-text');
+const lt = '\u0001';
+const gt = '\u0002';
+const RE_LT = /</g;
+const RE_GT = />/g;
+const RE_AMP = /&/g;
+// eslint-disable-next-line
+var RE_lt = /\u0001/g;
+// eslint-disable-next-line
+var RE_gt = /\u0002/g;
+
+function title(str) {
+    return ' title="' + str + '" ';
+}
+
+function customEscape(text) {
+    text = String(text);
+    return text
+        .replace(RE_AMP, '&amp;')
+        .replace(RE_LT, '&lt;')
+        .replace(RE_GT, '&gt;')
+        .replace(RE_lt, '<')
+        .replace(RE_gt, '>');
+}
+
+function annotateLines(fileCoverage, structuredText) {
+    const lineStats = fileCoverage.getLineCoverage();
+    if (!lineStats) {
+        return;
+    }
+    Object.entries(lineStats).forEach(([lineNumber, count]) => {
+        if (structuredText[lineNumber]) {
+            structuredText[lineNumber].covered = count > 0 ? 'yes' : 'no';
+            structuredText[lineNumber].hits = count;
+        }
+    });
+}
+
+function annotateStatements(fileCoverage, structuredText) {
+    const statementStats = fileCoverage.s;
+    const statementMeta = fileCoverage.statementMap;
+    Object.entries(statementStats).forEach(([stName, count]) => {
+        const meta = statementMeta[stName];
+        const type = count > 0 ? 'yes' : 'no';
+        const startCol = meta.start.column;
+        let endCol = meta.end.column + 1;
+        const startLine = meta.start.line;
+        const endLine = meta.end.line;
+        const openSpan =
+            lt +
+            'span class="' +
+            (meta.skip ? 'cstat-skip' : 'cstat-no') +
+            '"' +
+            title('statement not covered') +
+            gt;
+        const closeSpan = lt + '/span' + gt;
+        let text;
+
+        if (type === 'no' && structuredText[startLine]) {
+            if (endLine !== startLine) {
+                endCol = structuredText[startLine].text.originalLength();
+            }
+            text = structuredText[startLine].text;
+            text.wrap(
+                startCol,
+                openSpan,
+                startCol < endCol ? endCol : text.originalLength(),
+                closeSpan
+            );
+        }
+    });
+}
+
+function annotateFunctions(fileCoverage, structuredText) {
+    const fnStats = fileCoverage.f;
+    const fnMeta = fileCoverage.fnMap;
+    if (!fnStats) {
+        return;
+    }
+    Object.entries(fnStats).forEach(([fName, count]) => {
+        const meta = fnMeta[fName];
+        const type = count > 0 ? 'yes' : 'no';
+        // Some versions of the instrumenter in the wild populate 'func'
+        // but not 'decl':
+        const decl = meta.decl || meta.loc;
+        const startCol = decl.start.column;
+        let endCol = decl.end.column + 1;
+        const startLine = decl.start.line;
+        const endLine = decl.end.line;
+        const openSpan =
+            lt +
+            'span class="' +
+            (meta.skip ? 'fstat-skip' : 'fstat-no') +
+            '"' +
+            title('function not covered') +
+            gt;
+        const closeSpan = lt + '/span' + gt;
+        let text;
+
+        if (type === 'no' && structuredText[startLine]) {
+            if (endLine !== startLine) {
+                endCol = structuredText[startLine].text.originalLength();
+            }
+            text = structuredText[startLine].text;
+            text.wrap(
+                startCol,
+                openSpan,
+                startCol < endCol ? endCol : text.originalLength(),
+                closeSpan
+            );
+        }
+    });
+}
+
+function annotateBranches(fileCoverage, structuredText) {
+    const branchStats = fileCoverage.b;
+    const branchMeta = fileCoverage.branchMap;
+    if (!branchStats) {
+        return;
+    }
+
+    Object.entries(branchStats).forEach(([branchName, branchArray]) => {
+        const sumCount = branchArray.reduce((p, n) => p + n, 0);
+        const metaArray = branchMeta[branchName].locations;
+        let i;
+        let count;
+        let meta;
+        let startCol;
+        let endCol;
+        let startLine;
+        let endLine;
+        let openSpan;
+        let closeSpan;
+        let text;
+
+        // only highlight if partial branches are missing or if there is a
+        // single uncovered branch.
+        if (sumCount > 0 || (sumCount === 0 && branchArray.length === 1)) {
+            for (
+                i = 0;
+                i < branchArray.length && i < metaArray.length;
+                i += 1
+            ) {
+                count = branchArray[i];
+                meta = metaArray[i];
+                startCol = meta.start.column;
+                endCol = meta.end.column + 1;
+                startLine = meta.start.line;
+                endLine = meta.end.line;
+                openSpan =
+                    lt +
+                    'span class="branch-' +
+                    i +
+                    ' ' +
+                    (meta.skip ? 'cbranch-skip' : 'cbranch-no') +
+                    '"' +
+                    title('branch not covered') +
+                    gt;
+                closeSpan = lt + '/span' + gt;
+
+                // If the branch is an implicit else from an if statement,
+                // then the coverage report won't show a statistic.
+                // Therefore, the previous branch will be used to report that
+                // there is no coverage on that implicit branch.
+                if (
+                    count === 0 &&
+                    startLine === undefined &&
+                    branchMeta[branchName].type === 'if'
+                ) {
+                    const prevMeta = metaArray[i - 1];
+                    startCol = prevMeta.start.column;
+                    endCol = prevMeta.end.column + 1;
+                    startLine = prevMeta.start.line;
+                    endLine = prevMeta.end.line;
+                }
+
+                if (count === 0 && structuredText[startLine]) {
+                    //skip branches taken
+                    if (endLine !== startLine) {
+                        endCol = structuredText[
+                            startLine
+                        ].text.originalLength();
+                    }
+                    text = structuredText[startLine].text;
+                    if (branchMeta[branchName].type === 'if') {
+                        // 'if' is a special case
+                        // since the else branch might not be visible, being non-existent
+                        text.insertAt(
+                            startCol,
+                            lt +
+                                'span class="' +
+                                (meta.skip
+                                    ? 'skip-if-branch'
+                                    : 'missing-if-branch') +
+                                '"' +
+                                title(
+                                    (i === 0 ? 'if' : 'else') +
+                                        ' path not taken'
+                                ) +
+                                gt +
+                                (i === 0 ? 'I' : 'E') +
+                                lt +
+                                '/span' +
+                                gt,
+                            true,
+                            false
+                        );
+                    } else {
+                        text.wrap(
+                            startCol,
+                            openSpan,
+                            startCol < endCol ? endCol : text.originalLength(),
+                            closeSpan
+                        );
+                    }
+                }
+            }
+        }
+    });
+}
+
+function annotateSourceCode(fileCoverage, sourceStore) {
+    let codeArray;
+    let lineCoverageArray;
+    try {
+        const sourceText = sourceStore.getSource(fileCoverage.path);
+        const code = sourceText.split(/(?:\r?\n)|\r/);
+        let count = 0;
+        const structured = code.map(str => {
+            count += 1;
+            return {
+                line: count,
+                covered: 'neutral',
+                hits: 0,
+                text: new InsertionText(str, true)
+            };
+        });
+        structured.unshift({
+            line: 0,
+            covered: null,
+            text: new InsertionText('')
+        });
+        annotateLines(fileCoverage, structured);
+        //note: order is important, since statements typically result in spanning the whole line and doing branches late
+        //causes mismatched tags
+        annotateBranches(fileCoverage, structured);
+        annotateFunctions(fileCoverage, structured);
+        annotateStatements(fileCoverage, structured);
+        structured.shift();
+
+        codeArray = structured.map(
+            item => customEscape(item.text.toString()) || '&nbsp;'
+        );
+
+        lineCoverageArray = structured.map(item => ({
+            covered: item.covered,
+            hits: item.hits > 0 ? item.hits + 'x' : '&nbsp;'
+        }));
+
+        return {
+            annotatedCode: codeArray,
+            lineCoverage: lineCoverageArray,
+            maxLines: structured.length
+        };
+    } catch (ex) {
+        codeArray = [ex.message];
+        lineCoverageArray = [{ covered: 'no', hits: 0 }];
+        String(ex.stack || '')
+            .split(/\r?\n/)
+            .forEach(line => {
+                codeArray.push(line);
+                lineCoverageArray.push({ covered: 'no', hits: 0 });
+            });
+        return {
+            annotatedCode: codeArray,
+            lineCoverage: lineCoverageArray,
+            maxLines: codeArray.length
+        };
+    }
+}
+
+module.exports = annotateSourceCode;
diff --git a/node_modules/istanbul-reports/lib/html/assets/base.css b/node_modules/istanbul-reports/lib/html/assets/base.css
new file mode 100644
index 0000000..f418035
--- /dev/null
+++ b/node_modules/istanbul-reports/lib/html/assets/base.css
@@ -0,0 +1,224 @@
+body, html {
+  margin:0; padding: 0;
+  height: 100%;
+}
+body {
+    font-family: Helvetica Neue, Helvetica, Arial;
+    font-size: 14px;
+    color:#333;
+}
+.small { font-size: 12px; }
+*, *:after, *:before {
+  -webkit-box-sizing:border-box;
+     -moz-box-sizing:border-box;
+          box-sizing:border-box;
+  }
+h1 { font-size: 20px; margin: 0;}
+h2 { font-size: 14px; }
+pre {
+    font: 12px/1.4 Consolas, "Liberation Mono", Menlo, Courier, monospace;
+    margin: 0;
+    padding: 0;
+    -moz-tab-size: 2;
+    -o-tab-size:  2;
+    tab-size: 2;
+}
+a { color:#0074D9; text-decoration:none; }
+a:hover { text-decoration:underline; }
+.strong { font-weight: bold; }
+.space-top1 { padding: 10px 0 0 0; }
+.pad2y { padding: 20px 0; }
+.pad1y { padding: 10px 0; }
+.pad2x { padding: 0 20px; }
+.pad2 { padding: 20px; }
+.pad1 { padding: 10px; }
+.space-left2 { padding-left:55px; }
+.space-right2 { padding-right:20px; }
+.center { text-align:center; }
+.clearfix { display:block; }
+.clearfix:after {
+  content:'';
+  display:block;
+  height:0;
+  clear:both;
+  visibility:hidden;
+  }
+.fl { float: left; }
+@media only screen and (max-width:640px) {
+  .col3 { width:100%; max-width:100%; }
+  .hide-mobile { display:none!important; }
+}
+
+.quiet {
+  color: #7f7f7f;
+  color: rgba(0,0,0,0.5);
+}
+.quiet a { opacity: 0.7; }
+
+.fraction {
+  font-family: Consolas, 'Liberation Mono', Menlo, Courier, monospace;
+  font-size: 10px;
+  color: #555;
+  background: #E8E8E8;
+  padding: 4px 5px;
+  border-radius: 3px;
+  vertical-align: middle;
+}
+
+div.path a:link, div.path a:visited { color: #333; }
+table.coverage {
+  border-collapse: collapse;
+  margin: 10px 0 0 0;
+  padding: 0;
+}
+
+table.coverage td {
+  margin: 0;
+  padding: 0;
+  vertical-align: top;
+}
+table.coverage td.line-count {
+    text-align: right;
+    padding: 0 5px 0 20px;
+}
+table.coverage td.line-coverage {
+    text-align: right;
+    padding-right: 10px;
+    min-width:20px;
+}
+
+table.coverage td span.cline-any {
+    display: inline-block;
+    padding: 0 5px;
+    width: 100%;
+}
+.missing-if-branch {
+    display: inline-block;
+    margin-right: 5px;
+    border-radius: 3px;
+    position: relative;
+    padding: 0 4px;
+    background: #333;
+    color: yellow;
+}
+
+.skip-if-branch {
+    display: none;
+    margin-right: 10px;
+    position: relative;
+    padding: 0 4px;
+    background: #ccc;
+    color: white;
+}
+.missing-if-branch .typ, .skip-if-branch .typ {
+    color: inherit !important;
+}
+.coverage-summary {
+  border-collapse: collapse;
+  width: 100%;
+}
+.coverage-summary tr { border-bottom: 1px solid #bbb; }
+.keyline-all { border: 1px solid #ddd; }
+.coverage-summary td, .coverage-summary th { padding: 10px; }
+.coverage-summary tbody { border: 1px solid #bbb; }
+.coverage-summary td { border-right: 1px solid #bbb; }
+.coverage-summary td:last-child { border-right: none; }
+.coverage-summary th {
+  text-align: left;
+  font-weight: normal;
+  white-space: nowrap;
+}
+.coverage-summary th.file { border-right: none !important; }
+.coverage-summary th.pct { }
+.coverage-summary th.pic,
+.coverage-summary th.abs,
+.coverage-summary td.pct,
+.coverage-summary td.abs { text-align: right; }
+.coverage-summary td.file { white-space: nowrap;  }
+.coverage-summary td.pic { min-width: 120px !important;  }
+.coverage-summary tfoot td { }
+
+.coverage-summary .sorter {
+    height: 10px;
+    width: 7px;
+    display: inline-block;
+    margin-left: 0.5em;
+    background: url(sort-arrow-sprite.png) no-repeat scroll 0 0 transparent;
+}
+.coverage-summary .sorted .sorter {
+    background-position: 0 -20px;
+}
+.coverage-summary .sorted-desc .sorter {
+    background-position: 0 -10px;
+}
+.status-line {  height: 10px; }
+/* yellow */
+.cbranch-no { background: yellow !important; color: #111; }
+/* dark red */
+.red.solid, .status-line.low, .low .cover-fill { background:#C21F39 }
+.low .chart { border:1px solid #C21F39 }
+.highlighted,
+.highlighted .cstat-no, .highlighted .fstat-no, .highlighted .cbranch-no{
+  background: #C21F39 !important;
+}
+/* medium red */
+.cstat-no, .fstat-no, .cbranch-no, .cbranch-no { background:#F6C6CE }
+/* light red */
+.low, .cline-no { background:#FCE1E5 }
+/* light green */
+.high, .cline-yes { background:rgb(230,245,208) }
+/* medium green */
+.cstat-yes { background:rgb(161,215,106) }
+/* dark green */
+.status-line.high, .high .cover-fill { background:rgb(77,146,33) }
+.high .chart { border:1px solid rgb(77,146,33) }
+/* dark yellow (gold) */
+.status-line.medium, .medium .cover-fill { background: #f9cd0b; }
+.medium .chart { border:1px solid #f9cd0b; }
+/* light yellow */
+.medium { background: #fff4c2; }
+
+.cstat-skip { background: #ddd; color: #111; }
+.fstat-skip { background: #ddd; color: #111 !important; }
+.cbranch-skip { background: #ddd !important; color: #111; }
+
+span.cline-neutral { background: #eaeaea; }
+
+.coverage-summary td.empty {
+    opacity: .5;
+    padding-top: 4px;
+    padding-bottom: 4px;
+    line-height: 1;
+    color: #888;
+}
+
+.cover-fill, .cover-empty {
+  display:inline-block;
+  height: 12px;
+}
+.chart {
+  line-height: 0;
+}
+.cover-empty {
+    background: white;
+}
+.cover-full {
+    border-right: none !important;
+}
+pre.prettyprint {
+    border: none !important;
+    padding: 0 !important;
+    margin: 0 !important;
+}
+.com { color: #999 !important; }
+.ignore-none { color: #999; font-weight: normal; }
+
+.wrapper {
+  min-height: 100%;
+  height: auto !important;
+  height: 100%;
+  margin: 0 auto -48px;
+}
+.footer, .push {
+  height: 48px;
+}
diff --git a/node_modules/istanbul-reports/lib/html/assets/block-navigation.js b/node_modules/istanbul-reports/lib/html/assets/block-navigation.js
new file mode 100644
index 0000000..d58c460
--- /dev/null
+++ b/node_modules/istanbul-reports/lib/html/assets/block-navigation.js
@@ -0,0 +1,86 @@
+var jumpToCode = (function init() {
+    // Classes of code we would like to highlight in the file view
+    var missingCoverageClasses = ['.cbranch-no', '.cstat-no', '.fstat-no'];
+
+    // Elements to highlight in the file listing view
+    var fileListingElements = ['td.pct.low'];
+
+    // We don't want to select elements that are direct descendants of another match
+    var notSelector = ':not(' + missingCoverageClasses.join('):not(') + ') > '; // becomes `:not(a):not(b) > `
+
+    // Selecter that finds elements on the page to which we can jump
+    var selector =
+        fileListingElements.join(', ') +
+        ', ' +
+        notSelector +
+        missingCoverageClasses.join(', ' + notSelector); // becomes `:not(a):not(b) > a, :not(a):not(b) > b`
+
+    // The NodeList of matching elements
+    var missingCoverageElements = document.querySelectorAll(selector);
+
+    var currentIndex;
+
+    function toggleClass(index) {
+        missingCoverageElements
+            .item(currentIndex)
+            .classList.remove('highlighted');
+        missingCoverageElements.item(index).classList.add('highlighted');
+    }
+
+    function makeCurrent(index) {
+        toggleClass(index);
+        currentIndex = index;
+        missingCoverageElements.item(index).scrollIntoView({
+            behavior: 'smooth',
+            block: 'center',
+            inline: 'center'
+        });
+    }
+
+    function goToPrevious() {
+        var nextIndex = 0;
+        if (typeof currentIndex !== 'number' || currentIndex === 0) {
+            nextIndex = missingCoverageElements.length - 1;
+        } else if (missingCoverageElements.length > 1) {
+            nextIndex = currentIndex - 1;
+        }
+
+        makeCurrent(nextIndex);
+    }
+
+    function goToNext() {
+        var nextIndex = 0;
+
+        if (
+            typeof currentIndex === 'number' &&
+            currentIndex < missingCoverageElements.length - 1
+        ) {
+            nextIndex = currentIndex + 1;
+        }
+
+        makeCurrent(nextIndex);
+    }
+
+    return function jump(event) {
+        if (
+            document.getElementById('fileSearch') === document.activeElement &&
+            document.activeElement != null
+        ) {
+            // if we're currently focused on the search input, we don't want to navigate
+            return;
+        }
+
+        switch (event.which) {
+            case 78: // n
+            case 74: // j
+                goToNext();
+                break;
+            case 66: // b
+            case 75: // k
+            case 80: // p
+                goToPrevious();
+                break;
+        }
+    };
+})();
+window.addEventListener('keydown', jumpToCode);
diff --git a/node_modules/istanbul-reports/lib/html/assets/favicon.png b/node_modules/istanbul-reports/lib/html/assets/favicon.png
new file mode 100644
index 0000000..6691817
--- /dev/null
+++ b/node_modules/istanbul-reports/lib/html/assets/favicon.png
diff --git a/node_modules/istanbul-reports/lib/html/assets/sort-arrow-sprite.png b/node_modules/istanbul-reports/lib/html/assets/sort-arrow-sprite.png
new file mode 100644
index 0000000..03f704a
--- /dev/null
+++ b/node_modules/istanbul-reports/lib/html/assets/sort-arrow-sprite.png
diff --git a/node_modules/istanbul-reports/lib/html/assets/sorter.js b/node_modules/istanbul-reports/lib/html/assets/sorter.js
new file mode 100644
index 0000000..5ab961d
--- /dev/null
+++ b/node_modules/istanbul-reports/lib/html/assets/sorter.js
@@ -0,0 +1,195 @@
+var addSorting = (function() {
+    'use strict';
+    var cols,
+        currentSort = {
+            index: 0,
+            desc: false
+        };
+
+    // returns the summary table element
+    function getTable() {
+        return document.querySelector('.coverage-summary');
+    }
+    // returns the thead element of the summary table
+    function getTableHeader() {
+        return getTable().querySelector('thead tr');
+    }
+    // returns the tbody element of the summary table
+    function getTableBody() {
+        return getTable().querySelector('tbody');
+    }
+    // returns the th element for nth column
+    function getNthColumn(n) {
+        return getTableHeader().querySelectorAll('th')[n];
+    }
+
+    function onFilterInput() {
+        const searchValue = document.getElementById('fileSearch').value;
+        const rows = document.getElementsByTagName('tbody')[0].children;
+        for (let i = 0; i < rows.length; i++) {
+            const row = rows[i];
+            if (
+                row.textContent
+                    .toLowerCase()
+                    .includes(searchValue.toLowerCase())
+            ) {
+                row.style.display = '';
+            } else {
+                row.style.display = 'none';
+            }
+        }
+    }
+
+    // loads the search box
+    function addSearchBox() {
+        var template = document.getElementById('filterTemplate');
+        var templateClone = template.content.cloneNode(true);
+        templateClone.getElementById('fileSearch').oninput = onFilterInput;
+        template.parentElement.appendChild(templateClone);
+    }
+
+    // loads all columns
+    function loadColumns() {
+        var colNodes = getTableHeader().querySelectorAll('th'),
+            colNode,
+            cols = [],
+            col,
+            i;
+
+        for (i = 0; i < colNodes.length; i += 1) {
+            colNode = colNodes[i];
+            col = {
+                key: colNode.getAttribute('data-col'),
+                sortable: !colNode.getAttribute('data-nosort'),
+                type: colNode.getAttribute('data-type') || 'string'
+            };
+            cols.push(col);
+            if (col.sortable) {
+                col.defaultDescSort = col.type === 'number';
+                colNode.innerHTML =
+                    colNode.innerHTML + '<span class="sorter"></span>';
+            }
+        }
+        return cols;
+    }
+    // attaches a data attribute to every tr element with an object
+    // of data values keyed by column name
+    function loadRowData(tableRow) {
+        var tableCols = tableRow.querySelectorAll('td'),
+            colNode,
+            col,
+            data = {},
+            i,
+            val;
+        for (i = 0; i < tableCols.length; i += 1) {
+            colNode = tableCols[i];
+            col = cols[i];
+            val = colNode.getAttribute('data-value');
+            if (col.type === 'number') {
+                val = Number(val);
+            }
+            data[col.key] = val;
+        }
+        return data;
+    }
+    // loads all row data
+    function loadData() {
+        var rows = getTableBody().querySelectorAll('tr'),
+            i;
+
+        for (i = 0; i < rows.length; i += 1) {
+            rows[i].data = loadRowData(rows[i]);
+        }
+    }
+    // sorts the table using the data for the ith column
+    function sortByIndex(index, desc) {
+        var key = cols[index].key,
+            sorter = function(a, b) {
+                a = a.data[key];
+                b = b.data[key];
+                return a < b ? -1 : a > b ? 1 : 0;
+            },
+            finalSorter = sorter,
+            tableBody = document.querySelector('.coverage-summary tbody'),
+            rowNodes = tableBody.querySelectorAll('tr'),
+            rows = [],
+            i;
+
+        if (desc) {
+            finalSorter = function(a, b) {
+                return -1 * sorter(a, b);
+            };
+        }
+
+        for (i = 0; i < rowNodes.length; i += 1) {
+            rows.push(rowNodes[i]);
+            tableBody.removeChild(rowNodes[i]);
+        }
+
+        rows.sort(finalSorter);
+
+        for (i = 0; i < rows.length; i += 1) {
+            tableBody.appendChild(rows[i]);
+        }
+    }
+    // removes sort indicators for current column being sorted
+    function removeSortIndicators() {
+        var col = getNthColumn(currentSort.index),
+            cls = col.className;
+
+        cls = cls.replace(/ sorted$/, '').replace(/ sorted-desc$/, '');
+        col.className = cls;
+    }
+    // adds sort indicators for current column being sorted
+    function addSortIndicators() {
+        getNthColumn(currentSort.index).className += currentSort.desc
+            ? ' sorted-desc'
+            : ' sorted';
+    }
+    // adds event listeners for all sorter widgets
+    function enableUI() {
+        var i,
+            el,
+            ithSorter = function ithSorter(i) {
+                var col = cols[i];
+
+                return function() {
+                    var desc = col.defaultDescSort;
+
+                    if (currentSort.index === i) {
+                        desc = !currentSort.desc;
+                    }
+                    sortByIndex(i, desc);
+                    removeSortIndicators();
+                    currentSort.index = i;
+                    currentSort.desc = desc;
+                    addSortIndicators();
+                };
+            };
+        for (i = 0; i < cols.length; i += 1) {
+            if (cols[i].sortable) {
+                // add the click event handler on the th so users
+                // dont have to click on those tiny arrows
+                el = getNthColumn(i).querySelector('.sorter').parentElement;
+                if (el.addEventListener) {
+                    el.addEventListener('click', ithSorter(i));
+                } else {
+                    el.attachEvent('onclick', ithSorter(i));
+                }
+            }
+        }
+    }
+    // adds sorting functionality to the UI
+    return function() {
+        if (!getTable()) {
+            return;
+        }
+        cols = loadColumns();
+        loadData();
+        addSearchBox();
+        addSortIndicators();
+        enableUI();
+    };
+})();
+
+window.addEventListener('load', addSorting);
diff --git a/node_modules/istanbul-reports/lib/html/assets/vendor/prettify.css b/node_modules/istanbul-reports/lib/html/assets/vendor/prettify.css
new file mode 100644
index 0000000..b317a7c
--- /dev/null
+++ b/node_modules/istanbul-reports/lib/html/assets/vendor/prettify.css
@@ -0,0 +1 @@
+.pln{color:#000}@media screen{.str{color:#080}.kwd{color:#008}.com{color:#800}.typ{color:#606}.lit{color:#066}.pun,.opn,.clo{color:#660}.tag{color:#008}.atn{color:#606}.atv{color:#080}.dec,.var{color:#606}.fun{color:red}}@media print,projection{.str{color:#060}.kwd{color:#006;font-weight:bold}.com{color:#600;font-style:italic}.typ{color:#404;font-weight:bold}.lit{color:#044}.pun,.opn,.clo{color:#440}.tag{color:#006;font-weight:bold}.atn{color:#404}.atv{color:#060}}pre.prettyprint{padding:2px;border:1px solid #888}ol.linenums{margin-top:0;margin-bottom:0}li.L0,li.L1,li.L2,li.L3,li.L5,li.L6,li.L7,li.L8{list-style-type:none}li.L1,li.L3,li.L5,li.L7,li.L9{background:#eee}
diff --git a/node_modules/istanbul-reports/lib/html/assets/vendor/prettify.js b/node_modules/istanbul-reports/lib/html/assets/vendor/prettify.js
new file mode 100644
index 0000000..ef51e03
--- /dev/null
+++ b/node_modules/istanbul-reports/lib/html/assets/vendor/prettify.js
@@ -0,0 +1 @@
+window.PR_SHOULD_USE_CONTINUATION=true;(function(){var h=["break,continue,do,else,for,if,return,while"];var u=[h,"auto,case,char,const,default,double,enum,extern,float,goto,int,long,register,short,signed,sizeof,static,struct,switch,typedef,union,unsigned,void,volatile"];var p=[u,"catch,class,delete,false,import,new,operator,private,protected,public,this,throw,true,try,typeof"];var l=[p,"alignof,align_union,asm,axiom,bool,concept,concept_map,const_cast,constexpr,decltype,dynamic_cast,explicit,export,friend,inline,late_check,mutable,namespace,nullptr,reinterpret_cast,static_assert,static_cast,template,typeid,typename,using,virtual,where"];var x=[p,"abstract,boolean,byte,extends,final,finally,implements,import,instanceof,null,native,package,strictfp,super,synchronized,throws,transient"];var R=[x,"as,base,by,checked,decimal,delegate,descending,dynamic,event,fixed,foreach,from,group,implicit,in,interface,internal,into,is,lock,object,out,override,orderby,params,partial,readonly,ref,sbyte,sealed,stackalloc,string,select,uint,ulong,unchecked,unsafe,ushort,var"];var r="all,and,by,catch,class,else,extends,false,finally,for,if,in,is,isnt,loop,new,no,not,null,of,off,on,or,return,super,then,true,try,unless,until,when,while,yes";var w=[p,"debugger,eval,export,function,get,null,set,undefined,var,with,Infinity,NaN"];var s="caller,delete,die,do,dump,elsif,eval,exit,foreach,for,goto,if,import,last,local,my,next,no,our,print,package,redo,require,sub,undef,unless,until,use,wantarray,while,BEGIN,END";var I=[h,"and,as,assert,class,def,del,elif,except,exec,finally,from,global,import,in,is,lambda,nonlocal,not,or,pass,print,raise,try,with,yield,False,True,None"];var f=[h,"alias,and,begin,case,class,def,defined,elsif,end,ensure,false,in,module,next,nil,not,or,redo,rescue,retry,self,super,then,true,undef,unless,until,when,yield,BEGIN,END"];var H=[h,"case,done,elif,esac,eval,fi,function,in,local,set,then,until"];var A=[l,R,w,s+I,f,H];var e=/^(DIR|FILE|vector|(de|priority_)?queue|list|stack|(const_)?iterator|(multi)?(set|map)|bitset|u?(int|float)\d*)/;var C="str";var z="kwd";var j="com";var O="typ";var G="lit";var L="pun";var F="pln";var m="tag";var E="dec";var J="src";var P="atn";var n="atv";var N="nocode";var M="(?:^^\\.?|[+-]|\\!|\\!=|\\!==|\\#|\\%|\\%=|&|&&|&&=|&=|\\(|\\*|\\*=|\\+=|\\,|\\-=|\\->|\\/|\\/=|:|::|\\;|<|<<|<<=|<=|=|==|===|>|>=|>>|>>=|>>>|>>>=|\\?|\\@|\\[|\\^|\\^=|\\^\\^|\\^\\^=|\\{|\\||\\|=|\\|\\||\\|\\|=|\\~|break|case|continue|delete|do|else|finally|instanceof|return|throw|try|typeof)\\s*";function k(Z){var ad=0;var S=false;var ac=false;for(var V=0,U=Z.length;V<U;++V){var ae=Z[V];if(ae.ignoreCase){ac=true}else{if(/[a-z]/i.test(ae.source.replace(/\\u[0-9a-f]{4}|\\x[0-9a-f]{2}|\\[^ux]/gi,""))){S=true;ac=false;break}}}var Y={b:8,t:9,n:10,v:11,f:12,r:13};function ab(ah){var ag=ah.charCodeAt(0);if(ag!==92){return ag}var af=ah.charAt(1);ag=Y[af];if(ag){return ag}else{if("0"<=af&&af<="7"){return parseInt(ah.substring(1),8)}else{if(af==="u"||af==="x"){return parseInt(ah.substring(2),16)}else{return ah.charCodeAt(1)}}}}function T(af){if(af<32){return(af<16?"\\x0":"\\x")+af.toString(16)}var ag=String.fromCharCode(af);if(ag==="\\"||ag==="-"||ag==="["||ag==="]"){ag="\\"+ag}return ag}function X(am){var aq=am.substring(1,am.length-1).match(new RegExp("\\\\u[0-9A-Fa-f]{4}|\\\\x[0-9A-Fa-f]{2}|\\\\[0-3][0-7]{0,2}|\\\\[0-7]{1,2}|\\\\[\\s\\S]|-|[^-\\\\]","g"));var ak=[];var af=[];var ao=aq[0]==="^";for(var ar=ao?1:0,aj=aq.length;ar<aj;++ar){var ah=aq[ar];if(/\\[bdsw]/i.test(ah)){ak.push(ah)}else{var ag=ab(ah);var al;if(ar+2<aj&&"-"===aq[ar+1]){al=ab(aq[ar+2]);ar+=2}else{al=ag}af.push([ag,al]);if(!(al<65||ag>122)){if(!(al<65||ag>90)){af.push([Math.max(65,ag)|32,Math.min(al,90)|32])}if(!(al<97||ag>122)){af.push([Math.max(97,ag)&~32,Math.min(al,122)&~32])}}}}af.sort(function(av,au){return(av[0]-au[0])||(au[1]-av[1])});var ai=[];var ap=[NaN,NaN];for(var ar=0;ar<af.length;++ar){var at=af[ar];if(at[0]<=ap[1]+1){ap[1]=Math.max(ap[1],at[1])}else{ai.push(ap=at)}}var an=["["];if(ao){an.push("^")}an.push.apply(an,ak);for(var ar=0;ar<ai.length;++ar){var at=ai[ar];an.push(T(at[0]));if(at[1]>at[0]){if(at[1]+1>at[0]){an.push("-")}an.push(T(at[1]))}}an.push("]");return an.join("")}function W(al){var aj=al.source.match(new RegExp("(?:\\[(?:[^\\x5C\\x5D]|\\\\[\\s\\S])*\\]|\\\\u[A-Fa-f0-9]{4}|\\\\x[A-Fa-f0-9]{2}|\\\\[0-9]+|\\\\[^ux0-9]|\\(\\?[:!=]|[\\(\\)\\^]|[^\\x5B\\x5C\\(\\)\\^]+)","g"));var ah=aj.length;var an=[];for(var ak=0,am=0;ak<ah;++ak){var ag=aj[ak];if(ag==="("){++am}else{if("\\"===ag.charAt(0)){var af=+ag.substring(1);if(af&&af<=am){an[af]=-1}}}}for(var ak=1;ak<an.length;++ak){if(-1===an[ak]){an[ak]=++ad}}for(var ak=0,am=0;ak<ah;++ak){var ag=aj[ak];if(ag==="("){++am;if(an[am]===undefined){aj[ak]="(?:"}}else{if("\\"===ag.charAt(0)){var af=+ag.substring(1);if(af&&af<=am){aj[ak]="\\"+an[am]}}}}for(var ak=0,am=0;ak<ah;++ak){if("^"===aj[ak]&&"^"!==aj[ak+1]){aj[ak]=""}}if(al.ignoreCase&&S){for(var ak=0;ak<ah;++ak){var ag=aj[ak];var ai=ag.charAt(0);if(ag.length>=2&&ai==="["){aj[ak]=X(ag)}else{if(ai!=="\\"){aj[ak]=ag.replace(/[a-zA-Z]/g,function(ao){var ap=ao.charCodeAt(0);return"["+String.fromCharCode(ap&~32,ap|32)+"]"})}}}}return aj.join("")}var aa=[];for(var V=0,U=Z.length;V<U;++V){var ae=Z[V];if(ae.global||ae.multiline){throw new Error(""+ae)}aa.push("(?:"+W(ae)+")")}return new RegExp(aa.join("|"),ac?"gi":"g")}function a(V){var U=/(?:^|\s)nocode(?:\s|$)/;var X=[];var T=0;var Z=[];var W=0;var S;if(V.currentStyle){S=V.currentStyle.whiteSpace}else{if(window.getComputedStyle){S=document.defaultView.getComputedStyle(V,null).getPropertyValue("white-space")}}var Y=S&&"pre"===S.substring(0,3);function aa(ab){switch(ab.nodeType){case 1:if(U.test(ab.className)){return}for(var ae=ab.firstChild;ae;ae=ae.nextSibling){aa(ae)}var ad=ab.nodeName;if("BR"===ad||"LI"===ad){X[W]="\n";Z[W<<1]=T++;Z[(W++<<1)|1]=ab}break;case 3:case 4:var ac=ab.nodeValue;if(ac.length){if(!Y){ac=ac.replace(/[ \t\r\n]+/g," ")}else{ac=ac.replace(/\r\n?/g,"\n")}X[W]=ac;Z[W<<1]=T;T+=ac.length;Z[(W++<<1)|1]=ab}break}}aa(V);return{sourceCode:X.join("").replace(/\n$/,""),spans:Z}}function B(S,U,W,T){if(!U){return}var V={sourceCode:U,basePos:S};W(V);T.push.apply(T,V.decorations)}var v=/\S/;function o(S){var V=undefined;for(var U=S.firstChild;U;U=U.nextSibling){var T=U.nodeType;V=(T===1)?(V?S:U):(T===3)?(v.test(U.nodeValue)?S:V):V}return V===S?undefined:V}function g(U,T){var S={};var V;(function(){var ad=U.concat(T);var ah=[];var ag={};for(var ab=0,Z=ad.length;ab<Z;++ab){var Y=ad[ab];var ac=Y[3];if(ac){for(var ae=ac.length;--ae>=0;){S[ac.charAt(ae)]=Y}}var af=Y[1];var aa=""+af;if(!ag.hasOwnProperty(aa)){ah.push(af);ag[aa]=null}}ah.push(/[\0-\uffff]/);V=k(ah)})();var X=T.length;var W=function(ah){var Z=ah.sourceCode,Y=ah.basePos;var ad=[Y,F];var af=0;var an=Z.match(V)||[];var aj={};for(var ae=0,aq=an.length;ae<aq;++ae){var ag=an[ae];var ap=aj[ag];var ai=void 0;var am;if(typeof ap==="string"){am=false}else{var aa=S[ag.charAt(0)];if(aa){ai=ag.match(aa[1]);ap=aa[0]}else{for(var ao=0;ao<X;++ao){aa=T[ao];ai=ag.match(aa[1]);if(ai){ap=aa[0];break}}if(!ai){ap=F}}am=ap.length>=5&&"lang-"===ap.substring(0,5);if(am&&!(ai&&typeof ai[1]==="string")){am=false;ap=J}if(!am){aj[ag]=ap}}var ab=af;af+=ag.length;if(!am){ad.push(Y+ab,ap)}else{var al=ai[1];var ak=ag.indexOf(al);var ac=ak+al.length;if(ai[2]){ac=ag.length-ai[2].length;ak=ac-al.length}var ar=ap.substring(5);B(Y+ab,ag.substring(0,ak),W,ad);B(Y+ab+ak,al,q(ar,al),ad);B(Y+ab+ac,ag.substring(ac),W,ad)}}ah.decorations=ad};return W}function i(T){var W=[],S=[];if(T.tripleQuotedStrings){W.push([C,/^(?:\'\'\'(?:[^\'\\]|\\[\s\S]|\'{1,2}(?=[^\']))*(?:\'\'\'|$)|\"\"\"(?:[^\"\\]|\\[\s\S]|\"{1,2}(?=[^\"]))*(?:\"\"\"|$)|\'(?:[^\\\']|\\[\s\S])*(?:\'|$)|\"(?:[^\\\"]|\\[\s\S])*(?:\"|$))/,null,"'\""])}else{if(T.multiLineStrings){W.push([C,/^(?:\'(?:[^\\\']|\\[\s\S])*(?:\'|$)|\"(?:[^\\\"]|\\[\s\S])*(?:\"|$)|\`(?:[^\\\`]|\\[\s\S])*(?:\`|$))/,null,"'\"`"])}else{W.push([C,/^(?:\'(?:[^\\\'\r\n]|\\.)*(?:\'|$)|\"(?:[^\\\"\r\n]|\\.)*(?:\"|$))/,null,"\"'"])}}if(T.verbatimStrings){S.push([C,/^@\"(?:[^\"]|\"\")*(?:\"|$)/,null])}var Y=T.hashComments;if(Y){if(T.cStyleComments){if(Y>1){W.push([j,/^#(?:##(?:[^#]|#(?!##))*(?:###|$)|.*)/,null,"#"])}else{W.push([j,/^#(?:(?:define|elif|else|endif|error|ifdef|include|ifndef|line|pragma|undef|warning)\b|[^\r\n]*)/,null,"#"])}S.push([C,/^<(?:(?:(?:\.\.\/)*|\/?)(?:[\w-]+(?:\/[\w-]+)+)?[\w-]+\.h|[a-z]\w*)>/,null])}else{W.push([j,/^#[^\r\n]*/,null,"#"])}}if(T.cStyleComments){S.push([j,/^\/\/[^\r\n]*/,null]);S.push([j,/^\/\*[\s\S]*?(?:\*\/|$)/,null])}if(T.regexLiterals){var X=("/(?=[^/*])(?:[^/\\x5B\\x5C]|\\x5C[\\s\\S]|\\x5B(?:[^\\x5C\\x5D]|\\x5C[\\s\\S])*(?:\\x5D|$))+/");S.push(["lang-regex",new RegExp("^"+M+"("+X+")")])}var V=T.types;if(V){S.push([O,V])}var U=(""+T.keywords).replace(/^ | $/g,"");if(U.length){S.push([z,new RegExp("^(?:"+U.replace(/[\s,]+/g,"|")+")\\b"),null])}W.push([F,/^\s+/,null," \r\n\t\xA0"]);S.push([G,/^@[a-z_$][a-z_$@0-9]*/i,null],[O,/^(?:[@_]?[A-Z]+[a-z][A-Za-z_$@0-9]*|\w+_t\b)/,null],[F,/^[a-z_$][a-z_$@0-9]*/i,null],[G,new RegExp("^(?:0x[a-f0-9]+|(?:\\d(?:_\\d+)*\\d*(?:\\.\\d*)?|\\.\\d\\+)(?:e[+\\-]?\\d+)?)[a-z]*","i"),null,"0123456789"],[F,/^\\[\s\S]?/,null],[L,/^.[^\s\w\.$@\'\"\`\/\#\\]*/,null]);return g(W,S)}var K=i({keywords:A,hashComments:true,cStyleComments:true,multiLineStrings:true,regexLiterals:true});function Q(V,ag){var U=/(?:^|\s)nocode(?:\s|$)/;var ab=/\r\n?|\n/;var ac=V.ownerDocument;var S;if(V.currentStyle){S=V.currentStyle.whiteSpace}else{if(window.getComputedStyle){S=ac.defaultView.getComputedStyle(V,null).getPropertyValue("white-space")}}var Z=S&&"pre"===S.substring(0,3);var af=ac.createElement("LI");while(V.firstChild){af.appendChild(V.firstChild)}var W=[af];function ae(al){switch(al.nodeType){case 1:if(U.test(al.className)){break}if("BR"===al.nodeName){ad(al);if(al.parentNode){al.parentNode.removeChild(al)}}else{for(var an=al.firstChild;an;an=an.nextSibling){ae(an)}}break;case 3:case 4:if(Z){var am=al.nodeValue;var aj=am.match(ab);if(aj){var ai=am.substring(0,aj.index);al.nodeValue=ai;var ah=am.substring(aj.index+aj[0].length);if(ah){var ak=al.parentNode;ak.insertBefore(ac.createTextNode(ah),al.nextSibling)}ad(al);if(!ai){al.parentNode.removeChild(al)}}}break}}function ad(ak){while(!ak.nextSibling){ak=ak.parentNode;if(!ak){return}}function ai(al,ar){var aq=ar?al.cloneNode(false):al;var ao=al.parentNode;if(ao){var ap=ai(ao,1);var an=al.nextSibling;ap.appendChild(aq);for(var am=an;am;am=an){an=am.nextSibling;ap.appendChild(am)}}return aq}var ah=ai(ak.nextSibling,0);for(var aj;(aj=ah.parentNode)&&aj.nodeType===1;){ah=aj}W.push(ah)}for(var Y=0;Y<W.length;++Y){ae(W[Y])}if(ag===(ag|0)){W[0].setAttribute("value",ag)}var aa=ac.createElement("OL");aa.className="linenums";var X=Math.max(0,((ag-1))|0)||0;for(var Y=0,T=W.length;Y<T;++Y){af=W[Y];af.className="L"+((Y+X)%10);if(!af.firstChild){af.appendChild(ac.createTextNode("\xA0"))}aa.appendChild(af)}V.appendChild(aa)}function D(ac){var aj=/\bMSIE\b/.test(navigator.userAgent);var am=/\n/g;var al=ac.sourceCode;var an=al.length;var V=0;var aa=ac.spans;var T=aa.length;var ah=0;var X=ac.decorations;var Y=X.length;var Z=0;X[Y]=an;var ar,aq;for(aq=ar=0;aq<Y;){if(X[aq]!==X[aq+2]){X[ar++]=X[aq++];X[ar++]=X[aq++]}else{aq+=2}}Y=ar;for(aq=ar=0;aq<Y;){var at=X[aq];var ab=X[aq+1];var W=aq+2;while(W+2<=Y&&X[W+1]===ab){W+=2}X[ar++]=at;X[ar++]=ab;aq=W}Y=X.length=ar;var ae=null;while(ah<T){var af=aa[ah];var S=aa[ah+2]||an;var ag=X[Z];var ap=X[Z+2]||an;var W=Math.min(S,ap);var ak=aa[ah+1];var U;if(ak.nodeType!==1&&(U=al.substring(V,W))){if(aj){U=U.replace(am,"\r")}ak.nodeValue=U;var ai=ak.ownerDocument;var ao=ai.createElement("SPAN");ao.className=X[Z+1];var ad=ak.parentNode;ad.replaceChild(ao,ak);ao.appendChild(ak);if(V<S){aa[ah+1]=ak=ai.createTextNode(al.substring(W,S));ad.insertBefore(ak,ao.nextSibling)}}V=W;if(V>=S){ah+=2}if(V>=ap){Z+=2}}}var t={};function c(U,V){for(var S=V.length;--S>=0;){var T=V[S];if(!t.hasOwnProperty(T)){t[T]=U}else{if(window.console){console.warn("cannot override language handler %s",T)}}}}function q(T,S){if(!(T&&t.hasOwnProperty(T))){T=/^\s*</.test(S)?"default-markup":"default-code"}return t[T]}c(K,["default-code"]);c(g([],[[F,/^[^<?]+/],[E,/^<!\w[^>]*(?:>|$)/],[j,/^<\!--[\s\S]*?(?:-\->|$)/],["lang-",/^<\?([\s\S]+?)(?:\?>|$)/],["lang-",/^<%([\s\S]+?)(?:%>|$)/],[L,/^(?:<[%?]|[%?]>)/],["lang-",/^<xmp\b[^>]*>([\s\S]+?)<\/xmp\b[^>]*>/i],["lang-js",/^<script\b[^>]*>([\s\S]*?)(<\/script\b[^>]*>)/i],["lang-css",/^<style\b[^>]*>([\s\S]*?)(<\/style\b[^>]*>)/i],["lang-in.tag",/^(<\/?[a-z][^<>]*>)/i]]),["default-markup","htm","html","mxml","xhtml","xml","xsl"]);c(g([[F,/^[\s]+/,null," \t\r\n"],[n,/^(?:\"[^\"]*\"?|\'[^\']*\'?)/,null,"\"'"]],[[m,/^^<\/?[a-z](?:[\w.:-]*\w)?|\/?>$/i],[P,/^(?!style[\s=]|on)[a-z](?:[\w:-]*\w)?/i],["lang-uq.val",/^=\s*([^>\'\"\s]*(?:[^>\'\"\s\/]|\/(?=\s)))/],[L,/^[=<>\/]+/],["lang-js",/^on\w+\s*=\s*\"([^\"]+)\"/i],["lang-js",/^on\w+\s*=\s*\'([^\']+)\'/i],["lang-js",/^on\w+\s*=\s*([^\"\'>\s]+)/i],["lang-css",/^style\s*=\s*\"([^\"]+)\"/i],["lang-css",/^style\s*=\s*\'([^\']+)\'/i],["lang-css",/^style\s*=\s*([^\"\'>\s]+)/i]]),["in.tag"]);c(g([],[[n,/^[\s\S]+/]]),["uq.val"]);c(i({keywords:l,hashComments:true,cStyleComments:true,types:e}),["c","cc","cpp","cxx","cyc","m"]);c(i({keywords:"null,true,false"}),["json"]);c(i({keywords:R,hashComments:true,cStyleComments:true,verbatimStrings:true,types:e}),["cs"]);c(i({keywords:x,cStyleComments:true}),["java"]);c(i({keywords:H,hashComments:true,multiLineStrings:true}),["bsh","csh","sh"]);c(i({keywords:I,hashComments:true,multiLineStrings:true,tripleQuotedStrings:true}),["cv","py"]);c(i({keywords:s,hashComments:true,multiLineStrings:true,regexLiterals:true}),["perl","pl","pm"]);c(i({keywords:f,hashComments:true,multiLineStrings:true,regexLiterals:true}),["rb"]);c(i({keywords:w,cStyleComments:true,regexLiterals:true}),["js"]);c(i({keywords:r,hashComments:3,cStyleComments:true,multilineStrings:true,tripleQuotedStrings:true,regexLiterals:true}),["coffee"]);c(g([],[[C,/^[\s\S]+/]]),["regex"]);function d(V){var U=V.langExtension;try{var S=a(V.sourceNode);var T=S.sourceCode;V.sourceCode=T;V.spans=S.spans;V.basePos=0;q(U,T)(V);D(V)}catch(W){if("console" in window){console.log(W&&W.stack?W.stack:W)}}}function y(W,V,U){var S=document.createElement("PRE");S.innerHTML=W;if(U){Q(S,U)}var T={langExtension:V,numberLines:U,sourceNode:S};d(T);return S.innerHTML}function b(ad){function Y(af){return document.getElementsByTagName(af)}var ac=[Y("pre"),Y("code"),Y("xmp")];var T=[];for(var aa=0;aa<ac.length;++aa){for(var Z=0,V=ac[aa].length;Z<V;++Z){T.push(ac[aa][Z])}}ac=null;var W=Date;if(!W.now){W={now:function(){return +(new Date)}}}var X=0;var S;var ab=/\blang(?:uage)?-([\w.]+)(?!\S)/;var ae=/\bprettyprint\b/;function U(){var ag=(window.PR_SHOULD_USE_CONTINUATION?W.now()+250:Infinity);for(;X<T.length&&W.now()<ag;X++){var aj=T[X];var ai=aj.className;if(ai.indexOf("prettyprint")>=0){var ah=ai.match(ab);var am;if(!ah&&(am=o(aj))&&"CODE"===am.tagName){ah=am.className.match(ab)}if(ah){ah=ah[1]}var al=false;for(var ak=aj.parentNode;ak;ak=ak.parentNode){if((ak.tagName==="pre"||ak.tagName==="code"||ak.tagName==="xmp")&&ak.className&&ak.className.indexOf("prettyprint")>=0){al=true;break}}if(!al){var af=aj.className.match(/\blinenums\b(?::(\d+))?/);af=af?af[1]&&af[1].length?+af[1]:true:false;if(af){Q(aj,af)}S={langExtension:ah,sourceNode:aj,numberLines:af};d(S)}}}if(X<T.length){setTimeout(U,250)}else{if(ad){ad()}}}U()}window.prettyPrintOne=y;window.prettyPrint=b;window.PR={createSimpleLexer:g,registerLangHandler:c,sourceDecorator:i,PR_ATTRIB_NAME:P,PR_ATTRIB_VALUE:n,PR_COMMENT:j,PR_DECLARATION:E,PR_KEYWORD:z,PR_LITERAL:G,PR_NOCODE:N,PR_PLAIN:F,PR_PUNCTUATION:L,PR_SOURCE:J,PR_STRING:C,PR_TAG:m,PR_TYPE:O}})();PR.registerLangHandler(PR.createSimpleLexer([],[[PR.PR_DECLARATION,/^<!\w[^>]*(?:>|$)/],[PR.PR_COMMENT,/^<\!--[\s\S]*?(?:-\->|$)/],[PR.PR_PUNCTUATION,/^(?:<[%?]|[%?]>)/],["lang-",/^<\?([\s\S]+?)(?:\?>|$)/],["lang-",/^<%([\s\S]+?)(?:%>|$)/],["lang-",/^<xmp\b[^>]*>([\s\S]+?)<\/xmp\b[^>]*>/i],["lang-handlebars",/^<script\b[^>]*type\s*=\s*['"]?text\/x-handlebars-template['"]?\b[^>]*>([\s\S]*?)(<\/script\b[^>]*>)/i],["lang-js",/^<script\b[^>]*>([\s\S]*?)(<\/script\b[^>]*>)/i],["lang-css",/^<style\b[^>]*>([\s\S]*?)(<\/style\b[^>]*>)/i],["lang-in.tag",/^(<\/?[a-z][^<>]*>)/i],[PR.PR_DECLARATION,/^{{[#^>/]?\s*[\w.][^}]*}}/],[PR.PR_DECLARATION,/^{{&?\s*[\w.][^}]*}}/],[PR.PR_DECLARATION,/^{{{>?\s*[\w.][^}]*}}}/],[PR.PR_COMMENT,/^{{![^}]*}}/]]),["handlebars","hbs"]);PR.registerLangHandler(PR.createSimpleLexer([[PR.PR_PLAIN,/^[ \t\r\n\f]+/,null," \t\r\n\f"]],[[PR.PR_STRING,/^\"(?:[^\n\r\f\\\"]|\\(?:\r\n?|\n|\f)|\\[\s\S])*\"/,null],[PR.PR_STRING,/^\'(?:[^\n\r\f\\\']|\\(?:\r\n?|\n|\f)|\\[\s\S])*\'/,null],["lang-css-str",/^url\(([^\)\"\']*)\)/i],[PR.PR_KEYWORD,/^(?:url|rgb|\!important|@import|@page|@media|@charset|inherit)(?=[^\-\w]|$)/i,null],["lang-css-kw",/^(-?(?:[_a-z]|(?:\\[0-9a-f]+ ?))(?:[_a-z0-9\-]|\\(?:\\[0-9a-f]+ ?))*)\s*:/i],[PR.PR_COMMENT,/^\/\*[^*]*\*+(?:[^\/*][^*]*\*+)*\//],[PR.PR_COMMENT,/^(?:<!--|-->)/],[PR.PR_LITERAL,/^(?:\d+|\d*\.\d+)(?:%|[a-z]+)?/i],[PR.PR_LITERAL,/^#(?:[0-9a-f]{3}){1,2}/i],[PR.PR_PLAIN,/^-?(?:[_a-z]|(?:\\[\da-f]+ ?))(?:[_a-z\d\-]|\\(?:\\[\da-f]+ ?))*/i],[PR.PR_PUNCTUATION,/^[^\s\w\'\"]+/]]),["css"]);PR.registerLangHandler(PR.createSimpleLexer([],[[PR.PR_KEYWORD,/^-?(?:[_a-z]|(?:\\[\da-f]+ ?))(?:[_a-z\d\-]|\\(?:\\[\da-f]+ ?))*/i]]),["css-kw"]);PR.registerLangHandler(PR.createSimpleLexer([],[[PR.PR_STRING,/^[^\)\"\']+/]]),["css-str"]);
diff --git a/node_modules/istanbul-reports/lib/html/index.js b/node_modules/istanbul-reports/lib/html/index.js
new file mode 100644
index 0000000..0c279b9
--- /dev/null
+++ b/node_modules/istanbul-reports/lib/html/index.js
@@ -0,0 +1,421 @@
+'use strict';
+/*
+ Copyright 2012-2015, Yahoo Inc.
+ Copyrights licensed under the New BSD License. See the accompanying LICENSE file for terms.
+ */
+const fs = require('fs');
+const path = require('path');
+const html = require('html-escaper');
+const { ReportBase } = require('istanbul-lib-report');
+const annotator = require('./annotator');
+
+function htmlHead(details) {
+    return `
+<head>
+    <title>Code coverage report for ${html.escape(details.entity)}</title>
+    <meta charset="utf-8" />
+    <link rel="stylesheet" href="${html.escape(details.prettify.css)}" />
+    <link rel="stylesheet" href="${html.escape(details.base.css)}" />
+    <link rel="shortcut icon" type="image/x-icon" href="${html.escape(
+        details.favicon
+    )}" />
+    <meta name="viewport" content="width=device-width, initial-scale=1" />
+    <style type='text/css'>
+        .coverage-summary .sorter {
+            background-image: url(${html.escape(details.sorter.image)});
+        }
+    </style>
+</head>
+    `;
+}
+
+function headerTemplate(details) {
+    function metricsTemplate({ pct, covered, total }, kind) {
+        return `
+            <div class='fl pad1y space-right2'>
+                <span class="strong">${pct}% </span>
+                <span class="quiet">${kind}</span>
+                <span class='fraction'>${covered}/${total}</span>
+            </div>
+        `;
+    }
+
+    function skipTemplate(metrics) {
+        const statements = metrics.statements.skipped;
+        const branches = metrics.branches.skipped;
+        const functions = metrics.functions.skipped;
+
+        const countLabel = (c, label, plural) =>
+            c === 0 ? [] : `${c} ${label}${c === 1 ? '' : plural}`;
+        const skips = [].concat(
+            countLabel(statements, 'statement', 's'),
+            countLabel(functions, 'function', 's'),
+            countLabel(branches, 'branch', 'es')
+        );
+
+        if (skips.length === 0) {
+            return '';
+        }
+
+        return `
+            <div class='fl pad1y'>
+                <span class="strong">${skips.join(', ')}</span>
+                <span class="quiet">Ignored</span>  &nbsp;&nbsp;&nbsp;&nbsp;
+            </div>
+        `;
+    }
+
+    return `
+<!doctype html>
+<html lang="en">
+${htmlHead(details)}
+<body>
+<div class='wrapper'>
+    <div class='pad1'>
+        <h1>${details.pathHtml}</h1>
+        <div class='clearfix'>
+            ${metricsTemplate(details.metrics.statements, 'Statements')}
+            ${metricsTemplate(details.metrics.branches, 'Branches')}
+            ${metricsTemplate(details.metrics.functions, 'Functions')}
+            ${metricsTemplate(details.metrics.lines, 'Lines')}
+            ${skipTemplate(details.metrics)}
+        </div>
+        <p class="quiet">
+            Press <em>n</em> or <em>j</em> to go to the next uncovered block, <em>b</em>, <em>p</em> or <em>k</em> for the previous block.
+        </p>
+        <template id="filterTemplate">
+            <div class="quiet">
+                Filter:
+                <input oninput="onInput()" type="search" id="fileSearch">
+            </div>
+        </template>
+    </div>
+    <div class='status-line ${details.reportClass}'></div>
+    `;
+}
+
+function footerTemplate(details) {
+    return `
+                <div class='push'></div><!-- for sticky footer -->
+            </div><!-- /wrapper -->
+            <div class='footer quiet pad2 space-top1 center small'>
+                Code coverage generated by
+                <a href="https://istanbul.js.org/" target="_blank" rel="noopener noreferrer">istanbul</a>
+                at ${html.escape(details.datetime)}
+            </div>
+        <script src="${html.escape(details.prettify.js)}"></script>
+        <script>
+            window.onload = function () {
+                prettyPrint();
+            };
+        </script>
+        <script src="${html.escape(details.sorter.js)}"></script>
+        <script src="${html.escape(details.blockNavigation.js)}"></script>
+    </body>
+</html>
+    `;
+}
+
+function detailTemplate(data) {
+    const lineNumbers = new Array(data.maxLines).fill().map((_, i) => i + 1);
+    const lineLink = num =>
+        `<a name='L${num}'></a><a href='#L${num}'>${num}</a>`;
+    const lineCount = line =>
+        `<span class="cline-any cline-${line.covered}">${line.hits}</span>`;
+
+    /* This is rendered in a `<pre>`, need control of all whitespace. */
+    return [
+        '<tr>',
+        `<td class="line-count quiet">${lineNumbers
+            .map(lineLink)
+            .join('\n')}</td>`,
+        `<td class="line-coverage quiet">${data.lineCoverage
+            .map(lineCount)
+            .join('\n')}</td>`,
+        `<td class="text"><pre class="prettyprint lang-js">${data.annotatedCode.join(
+            '\n'
+        )}</pre></td>`,
+        '</tr>'
+    ].join('');
+}
+const summaryTableHeader = [
+    '<div class="pad1">',
+    '<table class="coverage-summary">',
+    '<thead>',
+    '<tr>',
+    '   <th data-col="file" data-fmt="html" data-html="true" class="file">File</th>',
+    '   <th data-col="pic" data-type="number" data-fmt="html" data-html="true" class="pic"></th>',
+    '   <th data-col="statements" data-type="number" data-fmt="pct" class="pct">Statements</th>',
+    '   <th data-col="statements_raw" data-type="number" data-fmt="html" class="abs"></th>',
+    '   <th data-col="branches" data-type="number" data-fmt="pct" class="pct">Branches</th>',
+    '   <th data-col="branches_raw" data-type="number" data-fmt="html" class="abs"></th>',
+    '   <th data-col="functions" data-type="number" data-fmt="pct" class="pct">Functions</th>',
+    '   <th data-col="functions_raw" data-type="number" data-fmt="html" class="abs"></th>',
+    '   <th data-col="lines" data-type="number" data-fmt="pct" class="pct">Lines</th>',
+    '   <th data-col="lines_raw" data-type="number" data-fmt="html" class="abs"></th>',
+    '</tr>',
+    '</thead>',
+    '<tbody>'
+].join('\n');
+
+function summaryLineTemplate(details) {
+    const { reportClasses, metrics, file, output } = details;
+    const percentGraph = pct => {
+        if (!isFinite(pct)) {
+            return '';
+        }
+
+        const cls = ['cover-fill'];
+        if (pct === 100) {
+            cls.push('cover-full');
+        }
+
+        pct = Math.floor(pct);
+        return [
+            `<div class="${cls.join(' ')}" style="width: ${pct}%"></div>`,
+            `<div class="cover-empty" style="width: ${100 - pct}%"></div>`
+        ].join('');
+    };
+    const summaryType = (type, showGraph = false) => {
+        const info = metrics[type];
+        const reportClass = reportClasses[type];
+        const result = [
+            `<td data-value="${info.pct}" class="pct ${reportClass}">${info.pct}%</td>`,
+            `<td data-value="${info.total}" class="abs ${reportClass}">${info.covered}/${info.total}</td>`
+        ];
+        if (showGraph) {
+            result.unshift(
+                `<td data-value="${info.pct}" class="pic ${reportClass}">`,
+                `<div class="chart">${percentGraph(info.pct)}</div>`,
+                `</td>`
+            );
+        }
+
+        return result;
+    };
+
+    return []
+        .concat(
+            '<tr>',
+            `<td class="file ${
+                reportClasses.statements
+            }" data-value="${html.escape(file)}"><a href="${html.escape(
+                output
+            )}">${html.escape(file)}</a></td>`,
+            summaryType('statements', true),
+            summaryType('branches'),
+            summaryType('functions'),
+            summaryType('lines'),
+            '</tr>\n'
+        )
+        .join('\n\t');
+}
+
+const summaryTableFooter = ['</tbody>', '</table>', '</div>'].join('\n');
+const emptyClasses = {
+    statements: 'empty',
+    lines: 'empty',
+    functions: 'empty',
+    branches: 'empty'
+};
+
+const standardLinkMapper = {
+    getPath(node) {
+        if (typeof node === 'string') {
+            return node;
+        }
+        let filePath = node.getQualifiedName();
+        if (node.isSummary()) {
+            if (filePath !== '') {
+                filePath += '/index.html';
+            } else {
+                filePath = 'index.html';
+            }
+        } else {
+            filePath += '.html';
+        }
+        return filePath;
+    },
+
+    relativePath(source, target) {
+        const targetPath = this.getPath(target);
+        const sourcePath = path.dirname(this.getPath(source));
+        return path.posix.relative(sourcePath, targetPath);
+    },
+
+    assetPath(node, name) {
+        return this.relativePath(this.getPath(node), name);
+    }
+};
+
+function fixPct(metrics) {
+    Object.keys(emptyClasses).forEach(key => {
+        metrics[key].pct = 0;
+    });
+    return metrics;
+}
+
+class HtmlReport extends ReportBase {
+    constructor(opts) {
+        super();
+
+        this.verbose = opts.verbose;
+        this.linkMapper = opts.linkMapper || standardLinkMapper;
+        this.subdir = opts.subdir || '';
+        this.date = Date();
+        this.skipEmpty = opts.skipEmpty;
+    }
+
+    getBreadcrumbHtml(node) {
+        let parent = node.getParent();
+        const nodePath = [];
+
+        while (parent) {
+            nodePath.push(parent);
+            parent = parent.getParent();
+        }
+
+        const linkPath = nodePath.map(ancestor => {
+            const target = this.linkMapper.relativePath(node, ancestor);
+            const name = ancestor.getRelativeName() || 'All files';
+            return '<a href="' + target + '">' + name + '</a>';
+        });
+
+        linkPath.reverse();
+        return linkPath.length > 0
+            ? linkPath.join(' / ') + ' ' + node.getRelativeName()
+            : 'All files';
+    }
+
+    fillTemplate(node, templateData, context) {
+        const linkMapper = this.linkMapper;
+        const summary = node.getCoverageSummary();
+        templateData.entity = node.getQualifiedName() || 'All files';
+        templateData.metrics = summary;
+        templateData.reportClass = context.classForPercent(
+            'statements',
+            summary.statements.pct
+        );
+        templateData.pathHtml = this.getBreadcrumbHtml(node);
+        templateData.base = {
+            css: linkMapper.assetPath(node, 'base.css')
+        };
+        templateData.sorter = {
+            js: linkMapper.assetPath(node, 'sorter.js'),
+            image: linkMapper.assetPath(node, 'sort-arrow-sprite.png')
+        };
+        templateData.blockNavigation = {
+            js: linkMapper.assetPath(node, 'block-navigation.js')
+        };
+        templateData.prettify = {
+            js: linkMapper.assetPath(node, 'prettify.js'),
+            css: linkMapper.assetPath(node, 'prettify.css')
+        };
+        templateData.favicon = linkMapper.assetPath(node, 'favicon.png');
+    }
+
+    getTemplateData() {
+        return { datetime: this.date };
+    }
+
+    getWriter(context) {
+        if (!this.subdir) {
+            return context.writer;
+        }
+        return context.writer.writerForDir(this.subdir);
+    }
+
+    onStart(root, context) {
+        const assetHeaders = {
+            '.js': '/* eslint-disable */\n'
+        };
+
+        ['.', 'vendor'].forEach(subdir => {
+            const writer = this.getWriter(context);
+            const srcDir = path.resolve(__dirname, 'assets', subdir);
+            fs.readdirSync(srcDir).forEach(f => {
+                const resolvedSource = path.resolve(srcDir, f);
+                const resolvedDestination = '.';
+                const stat = fs.statSync(resolvedSource);
+                let dest;
+
+                if (stat.isFile()) {
+                    dest = resolvedDestination + '/' + f;
+                    if (this.verbose) {
+                        console.log('Write asset: ' + dest);
+                    }
+                    writer.copyFile(
+                        resolvedSource,
+                        dest,
+                        assetHeaders[path.extname(f)]
+                    );
+                }
+            });
+        });
+    }
+
+    onSummary(node, context) {
+        const linkMapper = this.linkMapper;
+        const templateData = this.getTemplateData();
+        const children = node.getChildren();
+        const skipEmpty = this.skipEmpty;
+
+        this.fillTemplate(node, templateData, context);
+        const cw = this.getWriter(context).writeFile(linkMapper.getPath(node));
+        cw.write(headerTemplate(templateData));
+        cw.write(summaryTableHeader);
+        children.forEach(child => {
+            const metrics = child.getCoverageSummary();
+            const isEmpty = metrics.isEmpty();
+            if (skipEmpty && isEmpty) {
+                return;
+            }
+            const reportClasses = isEmpty
+                ? emptyClasses
+                : {
+                      statements: context.classForPercent(
+                          'statements',
+                          metrics.statements.pct
+                      ),
+                      lines: context.classForPercent(
+                          'lines',
+                          metrics.lines.pct
+                      ),
+                      functions: context.classForPercent(
+                          'functions',
+                          metrics.functions.pct
+                      ),
+                      branches: context.classForPercent(
+                          'branches',
+                          metrics.branches.pct
+                      )
+                  };
+            const data = {
+                metrics: isEmpty ? fixPct(metrics) : metrics,
+                reportClasses,
+                file: child.getRelativeName(),
+                output: linkMapper.relativePath(node, child)
+            };
+            cw.write(summaryLineTemplate(data) + '\n');
+        });
+        cw.write(summaryTableFooter);
+        cw.write(footerTemplate(templateData));
+        cw.close();
+    }
+
+    onDetail(node, context) {
+        const linkMapper = this.linkMapper;
+        const templateData = this.getTemplateData();
+
+        this.fillTemplate(node, templateData, context);
+        const cw = this.getWriter(context).writeFile(linkMapper.getPath(node));
+        cw.write(headerTemplate(templateData));
+        cw.write('<pre><table class="coverage">\n');
+        cw.write(detailTemplate(annotator(node.getFileCoverage(), context)));
+        cw.write('</table></pre>\n');
+        cw.write(footerTemplate(templateData));
+        cw.close();
+    }
+}
+
+module.exports = HtmlReport;
diff --git a/node_modules/istanbul-reports/lib/html/insertion-text.js b/node_modules/istanbul-reports/lib/html/insertion-text.js
new file mode 100644
index 0000000..6f80642
--- /dev/null
+++ b/node_modules/istanbul-reports/lib/html/insertion-text.js
@@ -0,0 +1,114 @@
+'use strict';
+/*
+ Copyright 2012-2015, Yahoo Inc.
+ Copyrights licensed under the New BSD License. See the accompanying LICENSE file for terms.
+ */
+function InsertionText(text, consumeBlanks) {
+    this.text = text;
+    this.origLength = text.length;
+    this.offsets = [];
+    this.consumeBlanks = consumeBlanks;
+    this.startPos = this.findFirstNonBlank();
+    this.endPos = this.findLastNonBlank();
+}
+
+const WHITE_RE = /[ \f\n\r\t\v\u00A0\u2028\u2029]/;
+
+InsertionText.prototype = {
+    findFirstNonBlank() {
+        let pos = -1;
+        const text = this.text;
+        const len = text.length;
+        let i;
+        for (i = 0; i < len; i += 1) {
+            if (!text.charAt(i).match(WHITE_RE)) {
+                pos = i;
+                break;
+            }
+        }
+        return pos;
+    },
+    findLastNonBlank() {
+        const text = this.text;
+        const len = text.length;
+        let pos = text.length + 1;
+        let i;
+        for (i = len - 1; i >= 0; i -= 1) {
+            if (!text.charAt(i).match(WHITE_RE)) {
+                pos = i;
+                break;
+            }
+        }
+        return pos;
+    },
+    originalLength() {
+        return this.origLength;
+    },
+
+    insertAt(col, str, insertBefore, consumeBlanks) {
+        consumeBlanks =
+            typeof consumeBlanks === 'undefined'
+                ? this.consumeBlanks
+                : consumeBlanks;
+        col = col > this.originalLength() ? this.originalLength() : col;
+        col = col < 0 ? 0 : col;
+
+        if (consumeBlanks) {
+            if (col <= this.startPos) {
+                col = 0;
+            }
+            if (col > this.endPos) {
+                col = this.origLength;
+            }
+        }
+
+        const len = str.length;
+        const offset = this.findOffset(col, len, insertBefore);
+        const realPos = col + offset;
+        const text = this.text;
+        this.text = text.substring(0, realPos) + str + text.substring(realPos);
+        return this;
+    },
+
+    findOffset(pos, len, insertBefore) {
+        const offsets = this.offsets;
+        let offsetObj;
+        let cumulativeOffset = 0;
+        let i;
+
+        for (i = 0; i < offsets.length; i += 1) {
+            offsetObj = offsets[i];
+            if (
+                offsetObj.pos < pos ||
+                (offsetObj.pos === pos && !insertBefore)
+            ) {
+                cumulativeOffset += offsetObj.len;
+            }
+            if (offsetObj.pos >= pos) {
+                break;
+            }
+        }
+        if (offsetObj && offsetObj.pos === pos) {
+            offsetObj.len += len;
+        } else {
+            offsets.splice(i, 0, { pos, len });
+        }
+        return cumulativeOffset;
+    },
+
+    wrap(startPos, startText, endPos, endText, consumeBlanks) {
+        this.insertAt(startPos, startText, true, consumeBlanks);
+        this.insertAt(endPos, endText, false, consumeBlanks);
+        return this;
+    },
+
+    wrapLine(startText, endText) {
+        this.wrap(0, startText, this.originalLength(), endText);
+    },
+
+    toString() {
+        return this.text;
+    }
+};
+
+module.exports = InsertionText;