diff options
| -rw-r--r-- | libs/web/luasrc/dispatcher.lua | 27 |
1 files changed, 15 insertions, 12 deletions
diff --git a/libs/web/luasrc/dispatcher.lua b/libs/web/luasrc/dispatcher.lua index b1ed62b82f..fa78b2f653 100644 --- a/libs/web/luasrc/dispatcher.lua +++ b/libs/web/luasrc/dispatcher.lua @@ -92,18 +92,21 @@ end -- @param node Dispatch node -- @return Ordered table of child node names function node_childs(node) - local rv = { } - local k, v - for k, v in util.spairs(node.nodes, - function(a, b) - return (node.nodes[a].order or 100) < (node.nodes[b].order or 100) - end) - do - if node_visible(v) then - rv[#rv+1] = k - end - end - return rv + local rv = { } + if node then + local k, v + for k, v in util.spairs(node.nodes, + function(a, b) + return (node.nodes[a].order or 100) + < (node.nodes[b].order or 100) + end) + do + if node_visible(v) then + rv[#rv+1] = k + end + end + end + return rv end |