Update libkv dependency
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cdab6b1796
commit
66e489addb
237 changed files with 62817 additions and 16116 deletions
77
vendor/golang.org/x/text/width/transform.go
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vendored
77
vendor/golang.org/x/text/width/transform.go
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vendored
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@ -14,6 +14,32 @@ type foldTransform struct {
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transform.NopResetter
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}
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func (foldTransform) Span(src []byte, atEOF bool) (n int, err error) {
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for n < len(src) {
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if src[n] < utf8.RuneSelf {
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// ASCII fast path.
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for n++; n < len(src) && src[n] < utf8.RuneSelf; n++ {
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}
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continue
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}
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v, size := trie.lookup(src[n:])
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if size == 0 { // incomplete UTF-8 encoding
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if !atEOF {
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err = transform.ErrShortSrc
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} else {
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n = len(src)
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}
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break
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}
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if elem(v)&tagNeedsFold != 0 {
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err = transform.ErrEndOfSpan
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break
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}
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n += size
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}
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return n, err
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}
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func (foldTransform) Transform(dst, src []byte, atEOF bool) (nDst, nSrc int, err error) {
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for nSrc < len(src) {
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if src[nSrc] < utf8.RuneSelf {
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@ -70,6 +96,33 @@ type narrowTransform struct {
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transform.NopResetter
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}
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func (narrowTransform) Span(src []byte, atEOF bool) (n int, err error) {
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for n < len(src) {
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if src[n] < utf8.RuneSelf {
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// ASCII fast path.
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for n++; n < len(src) && src[n] < utf8.RuneSelf; n++ {
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}
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continue
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}
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v, size := trie.lookup(src[n:])
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if size == 0 { // incomplete UTF-8 encoding
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if !atEOF {
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err = transform.ErrShortSrc
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} else {
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n = len(src)
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}
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break
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}
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if k := elem(v).kind(); byte(v) == 0 || k != EastAsianFullwidth && k != EastAsianWide && k != EastAsianAmbiguous {
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} else {
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err = transform.ErrEndOfSpan
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break
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}
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n += size
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}
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return n, err
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}
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func (narrowTransform) Transform(dst, src []byte, atEOF bool) (nDst, nSrc int, err error) {
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for nSrc < len(src) {
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if src[nSrc] < utf8.RuneSelf {
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@ -126,6 +179,30 @@ type wideTransform struct {
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transform.NopResetter
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}
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func (wideTransform) Span(src []byte, atEOF bool) (n int, err error) {
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for n < len(src) {
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// TODO: Consider ASCII fast path. Special-casing ASCII handling can
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// reduce the ns/op of BenchmarkWideASCII by about 30%. This is probably
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// not enough to warrant the extra code and complexity.
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v, size := trie.lookup(src[n:])
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if size == 0 { // incomplete UTF-8 encoding
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if !atEOF {
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err = transform.ErrShortSrc
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} else {
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n = len(src)
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}
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break
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}
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if k := elem(v).kind(); byte(v) == 0 || k != EastAsianHalfwidth && k != EastAsianNarrow {
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} else {
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err = transform.ErrEndOfSpan
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break
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}
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n += size
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}
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return n, err
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}
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func (wideTransform) Transform(dst, src []byte, atEOF bool) (nDst, nSrc int, err error) {
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for nSrc < len(src) {
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// TODO: Consider ASCII fast path. Special-casing ASCII handling can
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