// ProxyPairs implements Lua 5.2 'pairs' functions.
// It respects the __pairs metamethod.
//
// It is only useful for compatibility with Lua 5.1.
func ProxyPairs(L *lua.State) int {
// See Lua >=5.2 source code.
if L.GetMetaField(1, "__pairs") {
L.PushValue(1)
L.Call(1, 3)
return 3
}
L.CheckType(1, lua.LUA_TTABLE)
L.PushGoFunction(pairsAux)
L.PushValue(1)
L.PushNil()
return 3
}