rebase: update to latest snapshotter

this commit update the snapshotter client to v6.1.0

Signed-off-by: Humble Chirammal <hchiramm@redhat.com>

vendor/golang.org/x/text/width/kind_string.go

@@ -1,28 +0,0 @@
-// Code generated by "stringer -type=Kind"; DO NOT EDIT.
-
-package width
-
-import "strconv"
-
-func _() {
-	// An "invalid array index" compiler error signifies that the constant values have changed.
-	// Re-run the stringer command to generate them again.
-	var x [1]struct{}
-	_ = x[Neutral-0]
-	_ = x[EastAsianAmbiguous-1]
-	_ = x[EastAsianWide-2]
-	_ = x[EastAsianNarrow-3]
-	_ = x[EastAsianFullwidth-4]
-	_ = x[EastAsianHalfwidth-5]
-}
-
-const _Kind_name = "NeutralEastAsianAmbiguousEastAsianWideEastAsianNarrowEastAsianFullwidthEastAsianHalfwidth"
-
-var _Kind_index = [...]uint8{0, 7, 25, 38, 53, 71, 89}
-
-func (i Kind) String() string {
-	if i < 0 || i >= Kind(len(_Kind_index)-1) {
-		return "Kind(" + strconv.FormatInt(int64(i), 10) + ")"
-	}
-	return _Kind_name[_Kind_index[i]:_Kind_index[i+1]]
-}

vendor/golang.org/x/text/width/transform.go

@@ -1,239 +0,0 @@
-// Copyright 2015 The Go Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-package width
-
-import (
-	"unicode/utf8"
-
-	"golang.org/x/text/transform"
-)
-
-type foldTransform struct {
-	transform.NopResetter
-}
-
-func (foldTransform) Span(src []byte, atEOF bool) (n int, err error) {
-	for n < len(src) {
-		if src[n] < utf8.RuneSelf {
-			// ASCII fast path.
-			for n++; n < len(src) && src[n] < utf8.RuneSelf; n++ {
-			}
-			continue
-		}
-		v, size := trie.lookup(src[n:])
-		if size == 0 { // incomplete UTF-8 encoding
-			if !atEOF {
-				err = transform.ErrShortSrc
-			} else {
-				n = len(src)
-			}
-			break
-		}
-		if elem(v)&tagNeedsFold != 0 {
-			err = transform.ErrEndOfSpan
-			break
-		}
-		n += size
-	}
-	return n, err
-}
-
-func (foldTransform) Transform(dst, src []byte, atEOF bool) (nDst, nSrc int, err error) {
-	for nSrc < len(src) {
-		if src[nSrc] < utf8.RuneSelf {
-			// ASCII fast path.
-			start, end := nSrc, len(src)
-			if d := len(dst) - nDst; d < end-start {
-				end = nSrc + d
-			}
-			for nSrc++; nSrc < end && src[nSrc] < utf8.RuneSelf; nSrc++ {
-			}
-			n := copy(dst[nDst:], src[start:nSrc])
-			if nDst += n; nDst == len(dst) {
-				nSrc = start + n
-				if nSrc == len(src) {
-					return nDst, nSrc, nil
-				}
-				if src[nSrc] < utf8.RuneSelf {
-					return nDst, nSrc, transform.ErrShortDst
-				}
-			}
-			continue
-		}
-		v, size := trie.lookup(src[nSrc:])
-		if size == 0 { // incomplete UTF-8 encoding
-			if !atEOF {
-				return nDst, nSrc, transform.ErrShortSrc
-			}
-			size = 1 // gobble 1 byte
-		}
-		if elem(v)&tagNeedsFold == 0 {
-			if size != copy(dst[nDst:], src[nSrc:nSrc+size]) {
-				return nDst, nSrc, transform.ErrShortDst
-			}
-			nDst += size
-		} else {
-			data := inverseData[byte(v)]
-			if len(dst)-nDst < int(data[0]) {
-				return nDst, nSrc, transform.ErrShortDst
-			}
-			i := 1
-			for end := int(data[0]); i < end; i++ {
-				dst[nDst] = data[i]
-				nDst++
-			}
-			dst[nDst] = data[i] ^ src[nSrc+size-1]
-			nDst++
-		}
-		nSrc += size
-	}
-	return nDst, nSrc, nil
-}
-
-type narrowTransform struct {
-	transform.NopResetter
-}
-
-func (narrowTransform) Span(src []byte, atEOF bool) (n int, err error) {
-	for n < len(src) {
-		if src[n] < utf8.RuneSelf {
-			// ASCII fast path.
-			for n++; n < len(src) && src[n] < utf8.RuneSelf; n++ {
-			}
-			continue
-		}
-		v, size := trie.lookup(src[n:])
-		if size == 0 { // incomplete UTF-8 encoding
-			if !atEOF {
-				err = transform.ErrShortSrc
-			} else {
-				n = len(src)
-			}
-			break
-		}
-		if k := elem(v).kind(); byte(v) == 0 || k != EastAsianFullwidth && k != EastAsianWide && k != EastAsianAmbiguous {
-		} else {
-			err = transform.ErrEndOfSpan
-			break
-		}
-		n += size
-	}
-	return n, err
-}
-
-func (narrowTransform) Transform(dst, src []byte, atEOF bool) (nDst, nSrc int, err error) {
-	for nSrc < len(src) {
-		if src[nSrc] < utf8.RuneSelf {
-			// ASCII fast path.
-			start, end := nSrc, len(src)
-			if d := len(dst) - nDst; d < end-start {
-				end = nSrc + d
-			}
-			for nSrc++; nSrc < end && src[nSrc] < utf8.RuneSelf; nSrc++ {
-			}
-			n := copy(dst[nDst:], src[start:nSrc])
-			if nDst += n; nDst == len(dst) {
-				nSrc = start + n
-				if nSrc == len(src) {
-					return nDst, nSrc, nil
-				}
-				if src[nSrc] < utf8.RuneSelf {
-					return nDst, nSrc, transform.ErrShortDst
-				}
-			}
-			continue
-		}
-		v, size := trie.lookup(src[nSrc:])
-		if size == 0 { // incomplete UTF-8 encoding
-			if !atEOF {
-				return nDst, nSrc, transform.ErrShortSrc
-			}
-			size = 1 // gobble 1 byte
-		}
-		if k := elem(v).kind(); byte(v) == 0 || k != EastAsianFullwidth && k != EastAsianWide && k != EastAsianAmbiguous {
-			if size != copy(dst[nDst:], src[nSrc:nSrc+size]) {
-				return nDst, nSrc, transform.ErrShortDst
-			}
-			nDst += size
-		} else {
-			data := inverseData[byte(v)]
-			if len(dst)-nDst < int(data[0]) {
-				return nDst, nSrc, transform.ErrShortDst
-			}
-			i := 1
-			for end := int(data[0]); i < end; i++ {
-				dst[nDst] = data[i]
-				nDst++
-			}
-			dst[nDst] = data[i] ^ src[nSrc+size-1]
-			nDst++
-		}
-		nSrc += size
-	}
-	return nDst, nSrc, nil
-}
-
-type wideTransform struct {
-	transform.NopResetter
-}
-
-func (wideTransform) Span(src []byte, atEOF bool) (n int, err error) {
-	for n < len(src) {
-		// TODO: Consider ASCII fast path. Special-casing ASCII handling can
-		// reduce the ns/op of BenchmarkWideASCII by about 30%. This is probably
-		// not enough to warrant the extra code and complexity.
-		v, size := trie.lookup(src[n:])
-		if size == 0 { // incomplete UTF-8 encoding
-			if !atEOF {
-				err = transform.ErrShortSrc
-			} else {
-				n = len(src)
-			}
-			break
-		}
-		if k := elem(v).kind(); byte(v) == 0 || k != EastAsianHalfwidth && k != EastAsianNarrow {
-		} else {
-			err = transform.ErrEndOfSpan
-			break
-		}
-		n += size
-	}
-	return n, err
-}
-
-func (wideTransform) Transform(dst, src []byte, atEOF bool) (nDst, nSrc int, err error) {
-	for nSrc < len(src) {
-		// TODO: Consider ASCII fast path. Special-casing ASCII handling can
-		// reduce the ns/op of BenchmarkWideASCII by about 30%. This is probably
-		// not enough to warrant the extra code and complexity.
-		v, size := trie.lookup(src[nSrc:])
-		if size == 0 { // incomplete UTF-8 encoding
-			if !atEOF {
-				return nDst, nSrc, transform.ErrShortSrc
-			}
-			size = 1 // gobble 1 byte
-		}
-		if k := elem(v).kind(); byte(v) == 0 || k != EastAsianHalfwidth && k != EastAsianNarrow {
-			if size != copy(dst[nDst:], src[nSrc:nSrc+size]) {
-				return nDst, nSrc, transform.ErrShortDst
-			}
-			nDst += size
-		} else {
-			data := inverseData[byte(v)]
-			if len(dst)-nDst < int(data[0]) {
-				return nDst, nSrc, transform.ErrShortDst
-			}
-			i := 1
-			for end := int(data[0]); i < end; i++ {
-				dst[nDst] = data[i]
-				nDst++
-			}
-			dst[nDst] = data[i] ^ src[nSrc+size-1]
-			nDst++
-		}
-		nSrc += size
-	}
-	return nDst, nSrc, nil
-}

vendor/golang.org/x/text/width/trieval.go

@@ -1,30 +0,0 @@
-// Code generated by running "go generate" in golang.org/x/text. DO NOT EDIT.
-
-package width
-
-// elem is an entry of the width trie. The high byte is used to encode the type
-// of the rune. The low byte is used to store the index to a mapping entry in
-// the inverseData array.
-type elem uint16
-
-const (
-	tagNeutral elem = iota << typeShift
-	tagAmbiguous
-	tagWide
-	tagNarrow
-	tagFullwidth
-	tagHalfwidth
-)
-
-const (
-	numTypeBits = 3
-	typeShift   = 16 - numTypeBits
-
-	// tagNeedsFold is true for all fullwidth and halfwidth runes except for
-	// the Won sign U+20A9.
-	tagNeedsFold = 0x1000
-
-	// The Korean Won sign is halfwidth, but SHOULD NOT be mapped to a wide
-	// variant.
-	wonSign rune = 0x20A9
-)

vendor/golang.org/x/text/width/width.go

@@ -1,206 +0,0 @@
-// Copyright 2015 The Go Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-//go:generate stringer -type=Kind
-//go:generate go run gen.go gen_common.go gen_trieval.go
-
-// Package width provides functionality for handling different widths in text.
-//
-// Wide characters behave like ideographs; they tend to allow line breaks after
-// each character and remain upright in vertical text layout. Narrow characters
-// are kept together in words or runs that are rotated sideways in vertical text
-// layout.
-//
-// For more information, see https://unicode.org/reports/tr11/.
-package width // import "golang.org/x/text/width"
-
-import (
-	"unicode/utf8"
-
-	"golang.org/x/text/transform"
-)
-
-// TODO
-// 1) Reduce table size by compressing blocks.
-// 2) API proposition for computing display length
-//    (approximation, fixed pitch only).
-// 3) Implement display length.
-
-// Kind indicates the type of width property as defined in https://unicode.org/reports/tr11/.
-type Kind int
-
-const (
-	// Neutral characters do not occur in legacy East Asian character sets.
-	Neutral Kind = iota
-
-	// EastAsianAmbiguous characters that can be sometimes wide and sometimes
-	// narrow and require additional information not contained in the character
-	// code to further resolve their width.
-	EastAsianAmbiguous
-
-	// EastAsianWide characters are wide in its usual form. They occur only in
-	// the context of East Asian typography. These runes may have explicit
-	// halfwidth counterparts.
-	EastAsianWide
-
-	// EastAsianNarrow characters are narrow in its usual form. They often have
-	// fullwidth counterparts.
-	EastAsianNarrow
-
-	// Note: there exist Narrow runes that do not have fullwidth or wide
-	// counterparts, despite what the definition says (e.g. U+27E6).
-
-	// EastAsianFullwidth characters have a compatibility decompositions of type
-	// wide that map to a narrow counterpart.
-	EastAsianFullwidth
-
-	// EastAsianHalfwidth characters have a compatibility decomposition of type
-	// narrow that map to a wide or ambiguous counterpart, plus U+20A9 ₩ WON
-	// SIGN.
-	EastAsianHalfwidth
-
-	// Note: there exist runes that have a halfwidth counterparts but that are
-	// classified as Ambiguous, rather than wide (e.g. U+2190).
-)
-
-// TODO: the generated tries need to return size 1 for invalid runes for the
-// width to be computed correctly (each byte should render width 1)
-
-var trie = newWidthTrie(0)
-
-// Lookup reports the Properties of the first rune in b and the number of bytes
-// of its UTF-8 encoding.
-func Lookup(b []byte) (p Properties, size int) {
-	v, sz := trie.lookup(b)
-	return Properties{elem(v), b[sz-1]}, sz
-}
-
-// LookupString reports the Properties of the first rune in s and the number of
-// bytes of its UTF-8 encoding.
-func LookupString(s string) (p Properties, size int) {
-	v, sz := trie.lookupString(s)
-	return Properties{elem(v), s[sz-1]}, sz
-}
-
-// LookupRune reports the Properties of rune r.
-func LookupRune(r rune) Properties {
-	var buf [4]byte
-	n := utf8.EncodeRune(buf[:], r)
-	v, _ := trie.lookup(buf[:n])
-	last := byte(r)
-	if r >= utf8.RuneSelf {
-		last = 0x80 + byte(r&0x3f)
-	}
-	return Properties{elem(v), last}
-}
-
-// Properties provides access to width properties of a rune.
-type Properties struct {
-	elem elem
-	last byte
-}
-
-func (e elem) kind() Kind {
-	return Kind(e >> typeShift)
-}
-
-// Kind returns the Kind of a rune as defined in Unicode TR #11.
-// See https://unicode.org/reports/tr11/ for more details.
-func (p Properties) Kind() Kind {
-	return p.elem.kind()
-}
-
-// Folded returns the folded variant of a rune or 0 if the rune is canonical.
-func (p Properties) Folded() rune {
-	if p.elem&tagNeedsFold != 0 {
-		buf := inverseData[byte(p.elem)]
-		buf[buf[0]] ^= p.last
-		r, _ := utf8.DecodeRune(buf[1 : 1+buf[0]])
-		return r
-	}
-	return 0
-}
-
-// Narrow returns the narrow variant of a rune or 0 if the rune is already
-// narrow or doesn't have a narrow variant.
-func (p Properties) Narrow() rune {
-	if k := p.elem.kind(); byte(p.elem) != 0 && (k == EastAsianFullwidth || k == EastAsianWide || k == EastAsianAmbiguous) {
-		buf := inverseData[byte(p.elem)]
-		buf[buf[0]] ^= p.last
-		r, _ := utf8.DecodeRune(buf[1 : 1+buf[0]])
-		return r
-	}
-	return 0
-}
-
-// Wide returns the wide variant of a rune or 0 if the rune is already
-// wide or doesn't have a wide variant.
-func (p Properties) Wide() rune {
-	if k := p.elem.kind(); byte(p.elem) != 0 && (k == EastAsianHalfwidth || k == EastAsianNarrow) {
-		buf := inverseData[byte(p.elem)]
-		buf[buf[0]] ^= p.last
-		r, _ := utf8.DecodeRune(buf[1 : 1+buf[0]])
-		return r
-	}
-	return 0
-}
-
-// TODO for Properties:
-// - Add Fullwidth/Halfwidth or Inverted methods for computing variants
-// mapping.
-// - Add width information (including information on non-spacing runes).
-
-// Transformer implements the transform.Transformer interface.
-type Transformer struct {
-	t transform.SpanningTransformer
-}
-
-// Reset implements the transform.Transformer interface.
-func (t Transformer) Reset() { t.t.Reset() }
-
-// Transform implements the transform.Transformer interface.
-func (t Transformer) Transform(dst, src []byte, atEOF bool) (nDst, nSrc int, err error) {
-	return t.t.Transform(dst, src, atEOF)
-}
-
-// Span implements the transform.SpanningTransformer interface.
-func (t Transformer) Span(src []byte, atEOF bool) (n int, err error) {
-	return t.t.Span(src, atEOF)
-}
-
-// Bytes returns a new byte slice with the result of applying t to b.
-func (t Transformer) Bytes(b []byte) []byte {
-	b, _, _ = transform.Bytes(t, b)
-	return b
-}
-
-// String returns a string with the result of applying t to s.
-func (t Transformer) String(s string) string {
-	s, _, _ = transform.String(t, s)
-	return s
-}
-
-var (
-	// Fold is a transform that maps all runes to their canonical width.
-	//
-	// Note that the NFKC and NFKD transforms in golang.org/x/text/unicode/norm
-	// provide a more generic folding mechanism.
-	Fold Transformer = Transformer{foldTransform{}}
-
-	// Widen is a transform that maps runes to their wide variant, if
-	// available.
-	Widen Transformer = Transformer{wideTransform{}}
-
-	// Narrow is a transform that maps runes to their narrow variant, if
-	// available.
-	Narrow Transformer = Transformer{narrowTransform{}}
-)
-
-// TODO: Consider the following options:
-// - Treat Ambiguous runes that have a halfwidth counterpart as wide, or some
-//   generalized variant of this.
-// - Consider a wide Won character to be the default width (or some generalized
-//   variant of this).
-// - Filter the set of characters that gets converted (the preferred approach is
-//   to allow applying filters to transforms).