Return root element directly when reading XML

1 files changed, 7 insertions, 7 deletions

diff --git a/lib/docx/numbering-xml.js b/lib/docx/numbering-xml.js
index 7a3f4ce..2cfd9e1 100644
--- a/lib/docx/numbering-xml.js
+++ b/lib/docx/numbering-xml.js
@@ -15,15 +15,15 @@ function Numbering(nums) {
     };
 }
 
-function readNumberingXml(xml) {
-    var abstractNums = readAbstractNums(xml);
-    var nums = readNums(xml, abstractNums);
+function readNumberingXml(root) {
+    var abstractNums = readAbstractNums(root);
+    var nums = readNums(root, abstractNums);
     return new Numbering(nums);
 }
 
-function readAbstractNums(xml) {
+function readAbstractNums(root) {
     var abstractNums = {};
-    xml.root.getElementsByTagName("w:abstractNum").forEach(function(element) {
+    root.getElementsByTagName("w:abstractNum").forEach(function(element) {
         var id = element.attributes["w:abstractNumId"];
         abstractNums[id] = readAbstractNum(element);
     });
@@ -43,9 +43,9 @@ function readAbstractNum(element) {
     return levels;
 }
 
-function readNums(xml, abstractNums) {
+function readNums(root, abstractNums) {
     var nums = {};
-    xml.root.getElementsByTagName("w:num").forEach(function(element) {
+    root.getElementsByTagName("w:num").forEach(function(element) {
         var id = element.attributes["w:numId"];
         var abstractNumId = element.first("w:abstractNumId").attributes["w:val"];
         nums[id] = abstractNums[abstractNumId];