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bytes: improve readability of IndexAny and LastIndexAny functions

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This change removes the check of len(chars) > 0 inside the Index and
IndexAny functions which was redundant.

Change-Id: Ic4bf8b8a37d7f040d3ebd81b4fc45fcb386b639a
Reviewed-on: https://go-review.googlesource.com/65851
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
This commit is contained in:
Gabriel Aszalos 2017-09-25 13:01:36 +02:00 committed by Ian Lance Taylor
parent f22ba1f247
commit b71f39612a
1 changed files with 33 additions and 37 deletions
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4
src/bytes/bytes.go
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@ -144,7 +144,6 @@ func IndexRune(s []byte, r rune) int {
// code points in chars. It returns -1 if chars is empty or if there is no code // code points in chars. It returns -1 if chars is empty or if there is no code
// point in common. // point in common.
func IndexAny(s []byte, chars string) int { func IndexAny(s []byte, chars string) int {
if len(chars) > 0 {
if len(s) > 8 { if len(s) > 8 {
if as, isASCII := makeASCIISet(chars); isASCII { if as, isASCII := makeASCIISet(chars); isASCII {
for i, c := range s { for i, c := range s {
@ -169,7 +168,6 @@ func IndexAny(s []byte, chars string) int {
} }
} }
} }
}
return -1 return -1
} }
@ -178,7 +176,6 @@ func IndexAny(s []byte, chars string) int {
// the Unicode code points in chars. It returns -1 if chars is empty or if // the Unicode code points in chars. It returns -1 if chars is empty or if
// there is no code point in common. // there is no code point in common.
func LastIndexAny(s []byte, chars string) int { func LastIndexAny(s []byte, chars string) int {
if len(chars) > 0 {
if len(s) > 8 { if len(s) > 8 {
if as, isASCII := makeASCIISet(chars); isASCII { if as, isASCII := makeASCIISet(chars); isASCII {
for i := len(s) - 1; i >= 0; i-- { for i := len(s) - 1; i >= 0; i-- {
@ -198,7 +195,6 @@ func LastIndexAny(s []byte, chars string) int {
} }
} }
} }
}
return -1 return -1
} }