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authorTiger Wang <ziwei.tiger@hotmail.co.uk>2014-08-29 15:56:40 +0200
committerTiger Wang <ziwei.tiger@hotmail.co.uk>2014-08-29 15:56:40 +0200
commit431b7ed0b7764db732e39802a40d94dfe9f2108b (patch)
treef3f5ab4a7b1f2838733004d8294e571b777e631f /lib/tolua++/src
parentAdded new console command with cleanup (diff)
parentVanillaFluidSimulator: Fixed an invalid Y-coord query. (diff)
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Diffstat (limited to 'lib/tolua++/src')
-rw-r--r--lib/tolua++/src/lib/tolua_push.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/lib/tolua++/src/lib/tolua_push.c b/lib/tolua++/src/lib/tolua_push.c
index 947f0e7a5..73a5f6ec0 100644
--- a/lib/tolua++/src/lib/tolua_push.c
+++ b/lib/tolua++/src/lib/tolua_push.c
@@ -16,6 +16,7 @@
#include "../../../lua/src/lauxlib.h"
#include <stdlib.h>
+#include <assert.h>
TOLUA_API void tolua_pushvalue (lua_State* L, int lo)
{
@@ -55,12 +56,14 @@ TOLUA_API void tolua_pushusertype (lua_State* L, void* value, const char* type)
else
{
luaL_getmetatable(L, type);
+ assert(!lua_isnil(L, -1)); /* Failure here means that the usertype is unknown to ToLua. Check what type you're pushing. */
lua_pushstring(L,"tolua_ubox");
lua_rawget(L,-2); /* stack: mt ubox */
- if (lua_isnil(L, -1)) {
- lua_pop(L, 1);
- lua_pushstring(L, "tolua_ubox");
- lua_rawget(L, LUA_REGISTRYINDEX);
+ if (lua_isnil(L, -1))
+ {
+ lua_pop(L, 1);
+ lua_pushstring(L, "tolua_ubox");
+ lua_rawget(L, LUA_REGISTRYINDEX);
};
lua_pushlightuserdata(L,value);
lua_rawget(L,-2); /* stack: mt ubox ubox[u] */