package fetch type treeFSOp uint8 const ( treeFSOpOpen treeFSOp = iota treeFSOpReadFile treeFSOpReadDir treeFSOpStat treeFSOpSub ) func (op treeFSOp) pathErrorOp() string { switch op { case treeFSOpOpen: return "open" case treeFSOpReadFile: return "readfile" case treeFSOpReadDir: return "readdir" case treeFSOpStat: return "stat" case treeFSOpSub: return "sub" default: return "treefs" } }