// Copyright 2016 The go-ethereum Authors// This file is part of the go-ethereum library.//// The go-ethereum library is free software: you can redistribute it and/or modify// it under the terms of the GNU Lesser General Public License as published by// the Free Software Foundation, either version 3 of the License, or// (at your option) any later version.//// The go-ethereum library is distributed in the hope that it will be useful,// but WITHOUT ANY WARRANTY; without even the implied warranty of// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the// GNU Lesser General Public License for more details.//// You should have received a copy of the GNU Lesser General Public License// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.packagenetutil// IsTemporaryError checks whether the given error should be considered temporary.funcIsTemporaryError(errerror)bool{tempErr,ok:=err.(interface{Temporary()bool})returnok&&tempErr.Temporary()||isPacketTooBig(err)}