# HG changeset patch
# User jbe
# Date 1455044974 -3600
# Node ID 66d7a0ac9c9dfbfa0364a9f3c2877a610dee7135
# Parent  29b1f7a049349b862738024037593897dfb5ae31
Allow <db_handle>:create_list(...) to create a non-empty list by passing a table as argument (needed for references)

diff -r 29b1f7a04934 -r 66d7a0ac9c9d libraries/mondelefant/mondelefant_native.autodoc.lua
--- a/libraries/mondelefant/mondelefant_native.autodoc.lua	Fri Feb 05 01:26:00 2016 +0100
+++ b/libraries/mondelefant/mondelefant_native.autodoc.lua	Tue Feb 09 20:09:34 2016 +0100
@@ -93,10 +93,12 @@
 
 
 --[[--
-db_list =                  -- database result being an empty list
-<db_handle>:create_list()
+db_list =                  -- database result being an empty list (or filled list)
+<db_handle>:create_list(
+  tbl                      -- optional table to be converted to a filled list
+)
 
-Creates an empty database result representing a list. The used meta-table is "result_metatable". The attribute "_connection" is set to the database handle, and the attribute "_type" is set to "list". The attribute "_class" is initialized to the default class prototype "class_prototype" of the module.
+Creates a database result representing a list. The used meta-table is "result_metatable". The attribute "_connection" is set to the database handle, and the attribute "_type" is set to "list". The attribute "_class" is initialized to the default class prototype "class_prototype" of the module.
 
 --]]--
 -- implemented in mondelefant_native.c as
diff -r 29b1f7a04934 -r 66d7a0ac9c9d libraries/mondelefant/mondelefant_native.c
--- a/libraries/mondelefant/mondelefant_native.c	Fri Feb 05 01:26:00 2016 +0100
+++ b/libraries/mondelefant/mondelefant_native.c	Tue Feb 09 20:09:34 2016 +0100
@@ -534,9 +534,14 @@
 static int mondelefant_conn_create_list(lua_State *L) {
   // ensure that first argument is a database connection:
   luaL_checkudata(L, 1, MONDELEFANT_CONN_MT_REGKEY);
-  // create new table on stack position 2:
-  lua_settop(L, 1);
-  lua_newtable(L);  // 2
+  // if no second argument is given, use an empty table:
+  if (lua_isnoneornil(L, 2)) {
+    lua_settop(L, 1);
+    lua_newtable(L);  // 2
+  } else {
+    luaL_checktype(L, 2, LUA_TTABLE);
+    lua_settop(L, 2);
+  }
   // set meta-table for database result lists/objects:
   luaL_setmetatable(L, MONDELEFANT_RESULT_MT_REGKEY);
   // set "_connection" attribute to self: