Method SetPairsMethod

library/LuaWrapper.cpp:1226–1236

* Add a __pairs/__ipairs metamethod using iterator on the top of stack. */

 * Add a __pairs/__ipairs metamethod using iterator on the top of stack.
 */
void LuaWrapper::SetPairsMethod(lua_State *state, int meta_idx, const char *name)
{
    if (lua_isnil(state, -1))
    {
        lua_pop(state, 1);
        lua_pushcfunction(state, meta_nodata);
    }

    lua_pushcclosure(state, meta_pairs, 1);
    lua_setfield(state, meta_idx, name);
}

/**
 * Add a struct-style (3 upvalues) metamethod to the metatable.