add multi-recursion insert test

1 files changed, 37 insertions, 0 deletions

diff --git a/city/util.lua b/city/util.lua
new file mode 100644
index 0000000..49ead55
--- /dev/null
+++ b/city/util.lua
@@ -0,0 +1,37 @@
+local util = {}
+
+util.table_str = function(tbl, recursive, indent)
+   local tab = '\t'
+   
+   local recursive = recursive or false
+   local indent = indent or ''
+
+   local str = '{'
+
+   for key, value in pairs(tbl) do
+      local key_str, value_str
+      if type(key) == 'table' and recursive then
+	 key_str = util.table_str(key, recursive, indent..tab)
+      else
+	 key_str = tostring(key)
+      end
+
+      if type(value) == 'table' and recursive then
+	 value_str = util.table_str(value, recursive, indent..tab)
+      else
+	 value_str = tostring(value)
+      end
+
+      str = str .. string.format(
+	 '\n%s%s = %s', indent..tab,
+	 key_str, value_str)
+   end
+
+   if string.len(str) > 1 then
+      str = str .. '\n' .. indent
+   end
+   str = str .. '}'
+   return str
+end
+
+return util