LuaString.h

Go to the documentation of this file.

#ifndef LUASTRING
#define LUASTRING
 
#include <lua.h>
#include <string>
 
struct LuaString
{
    LuaString()
    {
        characters = "";
    }
 
    void read(lua_State * lua, int index)
    {
        characters = lua_tostring(lua, index);
    }
 
    bool readField(lua_State * lua, const char * name)
    {
        int returnType = lua_getfield(lua, 1, name);
 
        if (returnType == LUA_TSTRING)
        {
            read(lua, 2);
            lua_pop(lua,1);
            return true;
        }
        else
        {
            lua_pop(lua,1);
            return false;
        }
    }
 
    bool readGlobal(lua_State * lua, const char * name)
    {
        int returnType = lua_getglobal(lua, name);
 
        if (returnType == LUA_TSTRING)
        {
            read(lua, -1);
            lua_pop(lua,1);
            return true;
        }
        else
        {
            lua_pop(lua,1);
            return false;
        }
    }
 
 
    bool operator ==(const std::string & rhs){ return characters == rhs; }
    operator std::string() { return characters; }
 
    std::string characters;
};
 
#endif /* LUASTRING */