Wiki#tree_list returns an empty array if the ref doesnt resolve

Signed-off-by: risk <technoweenie@gmail.com>
2011-07-14 14:34:49 -07:00
parent bb06b566cd
commit b7ffc4051c
1 changed files with 8 additions and 5 deletions
@@ -520,11 +520,14 @@ module Gollum
    #
    # Returns a flat Array of Gollum::Page instances.
    def tree_list(ref)
-      sha    = @access.ref_to_sha(ref)
-      commit = @access.commit(sha)
-      tree_map_for(sha).inject([]) do |list, entry|
-        next list unless @page_class.valid_page_name?(entry.name)
-        list << entry.page(self, commit)
+      if sha = @access.ref_to_sha(ref)
+        commit = @access.commit(sha)
+        tree_map_for(sha).inject([]) do |list, entry|
+          next list unless @page_class.valid_page_name?(entry.name)
+          list << entry.page(self, commit)
+        end
+      else
+        []
      end
    end