Move HtmlReporter components to their own files

src/html/htmlReporterUtils.js

@@ -0,0 +1,52 @@
+jasmineRequire.htmlReporterUtils = function(j$) {
+  'use strict';
+
+  function createDom(type, attrs, childrenArrayOrVarArgs) {
+    const el = document.createElement(type);
+    let children;
+
+    if (j$.private.isArray(childrenArrayOrVarArgs)) {
+      children = childrenArrayOrVarArgs;
+    } else {
+      children = [];
+
+      for (let i = 2; i < arguments.length; i++) {
+        children.push(arguments[i]);
+      }
+    }
+
+    for (let i = 0; i < children.length; i++) {
+      const child = children[i];
+
+      if (typeof child === 'string') {
+        el.appendChild(document.createTextNode(child));
+      } else {
+        if (child) {
+          el.appendChild(child);
+        }
+      }
+    }
+
+    for (const attr in attrs) {
+      if (attr === 'className') {
+        el[attr] = attrs[attr];
+      } else {
+        el.setAttribute(attr, attrs[attr]);
+      }
+    }
+
+    return el;
+  }
+
+  function noExpectations(result) {
+    const allExpectations =
+      result.failedExpectations.length + result.passedExpectations.length;
+
+    return (
+      allExpectations === 0 &&
+      (result.status === 'passed' || result.status === 'failed')
+    );
+  }
+
+  return { createDom, noExpectations };
+};