doc/godoc.js: assign tmp. id to nodes without id in generateTOC()

R=adg
CC=golang-dev
https://golang.org/cl/6604062

diff --git a/doc/godocs.js b/doc/godocs.js
index 8d4a8aab821bf7f880f42b9eaa3ff26cda780cd7..7449efc22868df7034856ea078ba52240317273f 100644 (file)
--- a/doc/godocs.js
+++ b/doc/godocs.js
@@ -58,6 +58,8 @@ function generateTOC() {
   var toc_items = [];
   $(nav).nextAll('h2, h3').each(function() {
     var node = this;
+    if (node.id == '')
+      node.id = 'tmp_' + toc_items.length;
     var link = $('<a/>').attr('href', '#' + node.id).text($(node).text());
     var item;
     if ($(node).is('h2')) {