diff options
Diffstat (limited to 'libgo/go/strings/replace.go')
| -rw-r--r-- | libgo/go/strings/replace.go | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/libgo/go/strings/replace.go b/libgo/go/strings/replace.go index e28d428..ee728bb 100644 --- a/libgo/go/strings/replace.go +++ b/libgo/go/strings/replace.go @@ -387,7 +387,7 @@ func makeSingleStringReplacer(pattern string, value string) *singleStringReplace } func (r *singleStringReplacer) Replace(s string) string { - var buf []byte + var buf Builder i, matched := 0, false for { match := r.finder.next(s[i:]) @@ -395,15 +395,16 @@ func (r *singleStringReplacer) Replace(s string) string { break } matched = true - buf = append(buf, s[i:i+match]...) - buf = append(buf, r.value...) + buf.Grow(match + len(r.value)) + buf.WriteString(s[i : i+match]) + buf.WriteString(r.value) i += match + len(r.finder.pattern) } if !matched { return s } - buf = append(buf, s[i:]...) - return string(buf) + buf.WriteString(s[i:]) + return buf.String() } func (r *singleStringReplacer) WriteString(w io.Writer, s string) (n int, err error) { |