Avoid parsing URI when replacing fragment

1 files changed, 10 insertions, 0 deletions

diff --git a/lib/docx/uris.js b/lib/docx/uris.js
index 0179e5b..89d5be1 100644
--- a/lib/docx/uris.js
+++ b/lib/docx/uris.js
@@ -1,4 +1,5 @@
 exports.uriToZipEntryName = uriToZipEntryName;
+exports.replaceFragment = replaceFragment;
 
 function uriToZipEntryName(base, uri) {
     if (uri.charAt(0) === "/") {
@@ -9,3 +10,12 @@ function uriToZipEntryName(base, uri) {
         return base + "/" + uri;
     }
 }
+
+
+function replaceFragment(uri, fragment) {
+    var hashIndex = uri.indexOf("#");
+    if (hashIndex !== -1) {
+        uri = uri.substring(0, hashIndex);
+    }
+    return uri + "#" + fragment;
+}