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Fix a bug: LookupTypeInfo cannot assume the result is userdata.

develop
Alexander Gavrilov 2012-04-01 17:59:47 +04:00
parent a3e526abdb
commit 604c84953b
1 changed files with 4 additions and 6 deletions
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10
library/LuaWrapper.cpp
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@ -120,7 +120,7 @@ bool LuaWrapper::LookupTypeInfo(lua_State *state, bool in_method)
// stack: [info]
if (!lua_islightuserdata(state, -1))
if (lua_isnil(state, -1))
{
lua_pop(state, 1);
return false;
@ -132,8 +132,7 @@ bool LuaWrapper::LookupTypeInfo(lua_State *state, bool in_method)
void LuaWrapper::LookupInTable(lua_State *state, void *id, const char *tname)
{
lua_getfield(state, LUA_REGISTRYINDEX, tname);
lua_pushlightuserdata(state, id);
lua_rawget(state, -2);
lua_rawgetp(state, -1, id);
lua_remove(state, -2);
}
@ -142,9 +141,8 @@ void LuaWrapper::SaveInTable(lua_State *state, void *node, const char *tname)
// stack: [info]
lua_getfield(state, LUA_REGISTRYINDEX, tname);
lua_pushlightuserdata(state, node);
lua_pushvalue(state, -3);
lua_rawset(state, -3);
lua_pushvalue(state, -2);
lua_rawsetp(state, -2, node);
lua_pushvalue(state, -2);
lua_pushlightuserdata(state, node);