IE does not create an empty head element.

e1684874 · Romain Courteaud · d390615d · e1684874
Commit e1684874 authored Nov 20, 2014 by Romain Courteaud
Hide whitespace changes
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Showing with 22 additions and 19 deletions

renderjs.js renderjs.js +22 -19

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--- a/renderjs.js
+++ b/renderjs.js
@@ -905,25 +905,28 @@
    if (document_element.nodeType === 9) {
      settings.title = document_element.title;
-      for (i = 0; i < document_element.head.children.length; i += 1) {
+      if (document_element.head !== null) {
-        element = document_element.head.children[i];
+        for (i = 0; i < document_element.head.children.length; i += 1) {
-        if (element.href !== null) {
+          element = document_element.head.children[i];
-          // XXX Manage relative URL during extraction of URLs
+          if (element.href !== null) {
-          // element.href returns absolute URL in firefox but "" in chrome;
+            // XXX Manage relative URL during extraction of URLs
-          if (element.rel === "stylesheet") {
+            // element.href returns absolute URL in firefox but "" in chrome;
-            settings.required_css_list.push(
+            if (element.rel === "stylesheet") {
-              renderJS.getAbsoluteURL(element.getAttribute("href"), url)
+              settings.required_css_list.push(
-            );
+                renderJS.getAbsoluteURL(element.getAttribute("href"), url)
-          } else if (element.nodeName === "SCRIPT" &&
+              );
-                     (element.type === "text/javascript" ||
+            } else if (element.nodeName === "SCRIPT" &&
-                      !element.type)) {
+                       (element.type === "text/javascript" ||
-            settings.required_js_list.push(
+                        !element.type)) {
-              renderJS.getAbsoluteURL(element.getAttribute("src"), url)
+              settings.required_js_list.push(
-            );
+                renderJS.getAbsoluteURL(element.getAttribute("src"), url)
-          } else if (element.rel === "http://www.renderjs.org/rel/interface") {
+              );
-            settings.interface_list.push(
+            } else if (element.rel ===
-              renderJS.getAbsoluteURL(element.getAttribute("href"), url)
+                       "http://www.renderjs.org/rel/interface") {
-            );
+              settings.interface_list.push(
+                renderJS.getAbsoluteURL(element.getAttribute("href"), url)
+              );
+            }
          }
        }
      }