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wal: refine parseWalName function

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According to http://godoc.org/fmt#Scan, if scan number is less than the
number of arguments, err will report why. So we don't need to handle
this error case.
This commit is contained in:
Yicheng Qin 2015-01-08 14:56:21 -08:00
parent 9532810f76
commit f08d1090d0
1 changed files with 1 additions and 5 deletions
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6
wal/util.go
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@ -118,11 +118,7 @@ func checkWalNames(names []string) []string {
} }
func parseWalName(str string) (seq, index uint64, err error) { func parseWalName(str string) (seq, index uint64, err error) {
var num int _, err = fmt.Sscanf(str, "%016x-%016x.wal", &seq, &index)
num, err = fmt.Sscanf(str, "%016x-%016x.wal", &seq, &index)
if num != 2 && err == nil {
err = fmt.Errorf("bad wal name: %s", str)
}
return return
} }