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strings: 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: Iffbc0f2b3332c6e31c7514b5f644b6fe7bdcfe0d
Reviewed-on: https://go-review.googlesource.com/65910
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Joe Tsai <thebrokentoaster@gmail.com>
This commit is contained in:
Gabriel Aszalos 2017-09-25 14:54:37 +02:00 • committed by Ian Lance Taylor
parent 5db7572ddf
commit c82ee79247
1 changed files with 26 additions and 30 deletions
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4
src/strings/strings.go
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@ -166,7 +166,6 @@ func IndexRune(s string, r rune) int {
// IndexAny returns the index of the first instance of any Unicode code point
// from chars in s, or -1 if no Unicode code point from chars is present in s.
func IndexAny(s, chars string) int {
if len(chars) > 0 {
if len(s) > 8 {
if as, isASCII := makeASCIISet(chars); isASCII {
for i := 0; i < len(s); i++ {
@ -184,7 +183,6 @@ func IndexAny(s, chars string) int {
}
}
}
}
return -1
}
@ -192,7 +190,6 @@ func IndexAny(s, chars string) int {
// point from chars in s, or -1 if no Unicode code point from chars is
// present in s.
func LastIndexAny(s, chars string) int {
if len(chars) > 0 {
if len(s) > 8 {
if as, isASCII := makeASCIISet(chars); isASCII {
for i := len(s) - 1; i >= 0; i-- {
@ -212,7 +209,6 @@ func LastIndexAny(s, chars string) int {
}
}
}
}
return -1
}