Fix.

node_modules/istanbul-reports/lib/html/helpers.js

@@ -0,0 +1,106 @@
+/*
+ Copyright 2012-2015, Yahoo Inc.
+ Copyrights licensed under the New BSD License. See the accompanying LICENSE file for terms.
+ */
+function registerHelpers(handlebars) {
+    handlebars.registerHelper('show_picture', function(opts) {
+        let num = Number(opts.fn(this));
+        let rest;
+        let cls = '';
+        if (isFinite(num)) {
+            if (num === 100) {
+                cls = ' cover-full';
+            }
+            num = Math.floor(num);
+            rest = 100 - num;
+            return (
+                '<div class="cover-fill' +
+                cls +
+                '" style="width: ' +
+                num +
+                '%;"></div>' +
+                '<div class="cover-empty" style="width:' +
+                rest +
+                '%;"></div>'
+            );
+        } else {
+            return '';
+        }
+    });
+
+    handlebars.registerHelper('if_has_ignores', function(metrics, opts) {
+        return metrics.statements.skipped +
+            metrics.functions.skipped +
+            metrics.branches.skipped ===
+            0
+            ? ''
+            : opts.fn(this);
+    });
+
+    handlebars.registerHelper('show_ignores', metrics => {
+        const statements = metrics.statements.skipped;
+        const functions = metrics.functions.skipped;
+        const branches = metrics.branches.skipped;
+
+        if (statements === 0 && functions === 0 && branches === 0) {
+            return '<span class="ignore-none">none</span>';
+        }
+
+        const result = [];
+        if (statements > 0) {
+            result.push(
+                statements === 1 ? '1 statement' : statements + ' statements'
+            );
+        }
+        if (functions > 0) {
+            result.push(
+                functions === 1 ? '1 function' : functions + ' functions'
+            );
+        }
+        if (branches > 0) {
+            result.push(branches === 1 ? '1 branch' : branches + ' branches');
+        }
+
+        return result.join(', ');
+    });
+
+    handlebars.registerHelper('show_lines', function(opts) {
+        const maxLines = Number(opts.fn(this));
+        let i;
+        const array = [];
+        for (i = 0; i < maxLines; i += 1) {
+            const nextNum = i + 1;
+            array[i] =
+                "<a name='L" +
+                nextNum +
+                "'></a><a href='#L" +
+                nextNum +
+                "'>" +
+                nextNum +
+                '</a>';
+        }
+        return array.join('\n');
+    });
+
+    handlebars.registerHelper('show_line_execution_counts', context => {
+        const array = [];
+        context.forEach(data => {
+            array.push(
+                '<span class="cline-any cline-' +
+                    data.covered +
+                    '">' +
+                    data.hits +
+                    '</span>'
+            );
+        });
+        return array.join('\n');
+    });
+
+    handlebars.registerHelper('show_code', (context /*, opts */) =>
+        context.join('\n')
+    );
+}
+
+module.exports = {
+    registerHelpers
+};