// Copyright (c) 2012-2016 The go-diff authors. All rights reserved.// https://github.com/sergi/go-diff// See the included LICENSE file for license details.//// go-diff is a Go implementation of Google's Diff, Match, and Patch library// Original library is Copyright (c) 2006 Google Inc.// http://code.google.com/p/google-diff-match-patch/packagediffmatchpatchfuncmin(x,yint)int{ifx<y{returnx}returny}funcmax(x,yint)int{ifx>y{returnx}returny}