dump.h

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#include <sstream>
#include <string>
 
static std::string dumpLuaState(lua_State *L) {
        std::stringstream ostr;
        int i;
        int top = lua_gettop(L);
        ostr << "top=" << top << ":\n";
        for (i = 1; i <= top; ++i) {
                int t = lua_type(L, i);
                switch(t) {
                case LUA_TSTRING:
                        ostr << "  " << i << ": '" << lua_tostring(L, i) << "'\n";
                        break;
                case LUA_TBOOLEAN:
                        ostr << "  " << i << ": " <<
                                        (lua_toboolean(L, i) ? "true" : "false") << "\n";
                        break;
                case LUA_TNUMBER:
                        ostr << "  " << i << ": " << lua_tonumber(L, i) << "\n";
                        break;
                default:
                        ostr << "  " << i << ": TYPE=" << lua_typename(L, t) << ": " << lua_topointer(L, i)<< "\n";
                        break;
                }
        }
        return ostr.str();
}