policy: image signature verification support

Signed-off-by: Tonis Tiigi <tonistiigi@gmail.com>
This commit is contained in:
Tonis Tiigi
2026-01-14 09:03:42 -08:00
parent b2697ae933
commit 87d4189039
913 changed files with 164234 additions and 13050 deletions
+70 -56
View File
@@ -1,61 +1,75 @@
linters-settings:
govet:
check-shadowing: true
golint:
min-confidence: 0
gocyclo:
min-complexity: 45
maligned:
suggest-new: true
dupl:
threshold: 200
goconst:
min-len: 2
min-occurrences: 3
version: "2"
linters:
enable-all: true
default: all
disable:
- maligned
- unparam
- lll
- gochecknoinits
- gochecknoglobals
- funlen
- godox
- gocognit
- whitespace
- wsl
- wrapcheck
- testpackage
- nlreturn
- gomnd
- exhaustivestruct
- goerr113
- errorlint
- nestif
- godot
- gofumpt
- paralleltest
- tparallel
- thelper
- ifshort
- exhaustruct
- varnamelen
- gci
- cyclop
- depguard
- errchkjson
- inamedparam
- nonamedreturns
- musttag
- ireturn
- errorlint
- exhaustruct
- forcetypeassert
- cyclop
# deprecated linters
- deadcode
- interfacer
- scopelint
- varcheck
- structcheck
- golint
- nosnakecase
- funlen
- gochecknoglobals
- gochecknoinits
- gocognit
- godot
- godox
- gosmopolitan
- inamedparam
#- intrange # disabled while < go1.22
- ireturn
- lll
- musttag
- nestif
- nlreturn
- nonamedreturns
- noinlineerr
- paralleltest
- recvcheck
- testpackage
- thelper
- tparallel
- unparam
- varnamelen
- whitespace
- wrapcheck
- wsl
- wsl_v5
settings:
dupl:
threshold: 200
goconst:
min-len: 2
min-occurrences: 3
gocyclo:
min-complexity: 45
exclusions:
generated: lax
presets:
- comments
- common-false-positives
- legacy
- std-error-handling
paths:
- third_party$
- builtin$
- examples$
formatters:
enable:
- gofmt
- goimports
exclusions:
generated: lax
paths:
- third_party$
- builtin$
- examples$
issues:
# Maximum issues count per one linter.
# Set to 0 to disable.
# Default: 50
max-issues-per-linter: 0
# Maximum count of issues with the same text.
# Set to 0 to disable.
# Default: 3
max-same-issues: 0
+8 -1
View File
@@ -13,7 +13,14 @@ Completed YES
Tested YES
## References
http://tools.ietf.org/html/draft-ietf-appsawg-json-pointer-07
<https://tools.ietf.org/html/draft-ietf-appsawg-json-pointer-07>
also known as [RFC6901](https://www.rfc-editor.org/rfc/rfc6901)
### Note
The 4.Evaluation part of the previous reference, starting with 'If the currently referenced value is a JSON array, the reference token MUST contain either...' is not implemented.
That is because our implementation of the JSON pointer only supports explicit references to array elements: the provision in the spec
to resolve non-existent members as "the last element in the array", using the special trailing character "-".
+18
View File
@@ -0,0 +1,18 @@
package jsonpointer
type pointerError string
func (e pointerError) Error() string {
return string(e)
}
const (
// ErrPointer is an error raised by the jsonpointer package
ErrPointer pointerError = "JSON pointer error"
// ErrInvalidStart states that a JSON pointer must start with a separator ("/")
ErrInvalidStart pointerError = `JSON pointer must be empty or start with a "` + pointerSeparator
// ErrUnsupportedValueType indicates that a value of the wrong type is being set
ErrUnsupportedValueType pointerError = "only structs, pointers, maps and slices are supported for setting values"
)
+307 -303
View File
@@ -33,19 +33,18 @@ import (
"strconv"
"strings"
"github.com/go-openapi/swag"
"github.com/go-openapi/swag/jsonname"
)
const (
emptyPointer = ``
pointerSeparator = `/`
invalidStart = `JSON pointer must be empty or start with a "` + pointerSeparator
notFound = `Can't find the pointer in the document`
)
var jsonPointableType = reflect.TypeOf(new(JSONPointable)).Elem()
var jsonSetableType = reflect.TypeOf(new(JSONSetable)).Elem()
var (
jsonPointableType = reflect.TypeOf(new(JSONPointable)).Elem()
jsonSetableType = reflect.TypeOf(new(JSONSetable)).Elem()
)
// JSONPointable is an interface for structs to implement when they need to customize the
// json pointer process
@@ -59,303 +58,30 @@ type JSONSetable interface {
JSONSet(string, any) error
}
// New creates a new json pointer for the given string
func New(jsonPointerString string) (Pointer, error) {
var p Pointer
err := p.parse(jsonPointerString)
return p, err
}
// Pointer the json pointer reprsentation
// Pointer is a representation of a json pointer
type Pointer struct {
referenceTokens []string
}
// "Constructor", parses the given string JSON pointer
func (p *Pointer) parse(jsonPointerString string) error {
// New creates a new json pointer for the given string
func New(jsonPointerString string) (Pointer, error) {
var p Pointer
err := p.parse(jsonPointerString)
var err error
if jsonPointerString != emptyPointer {
if !strings.HasPrefix(jsonPointerString, pointerSeparator) {
err = errors.New(invalidStart)
} else {
referenceTokens := strings.Split(jsonPointerString, pointerSeparator)
p.referenceTokens = append(p.referenceTokens, referenceTokens[1:]...)
}
}
return err
return p, err
}
// Get uses the pointer to retrieve a value from a JSON document
func (p *Pointer) Get(document any) (any, reflect.Kind, error) {
return p.get(document, swag.DefaultJSONNameProvider)
return p.get(document, jsonname.DefaultJSONNameProvider)
}
// Set uses the pointer to set a value from a JSON document
func (p *Pointer) Set(document any, value any) (any, error) {
return document, p.set(document, value, swag.DefaultJSONNameProvider)
return document, p.set(document, value, jsonname.DefaultJSONNameProvider)
}
// GetForToken gets a value for a json pointer token 1 level deep
func GetForToken(document any, decodedToken string) (any, reflect.Kind, error) {
return getSingleImpl(document, decodedToken, swag.DefaultJSONNameProvider)
}
// SetForToken gets a value for a json pointer token 1 level deep
func SetForToken(document any, decodedToken string, value any) (any, error) {
return document, setSingleImpl(document, value, decodedToken, swag.DefaultJSONNameProvider)
}
func isNil(input any) bool {
if input == nil {
return true
}
kind := reflect.TypeOf(input).Kind()
switch kind { //nolint:exhaustive
case reflect.Ptr, reflect.Map, reflect.Slice, reflect.Chan:
return reflect.ValueOf(input).IsNil()
default:
return false
}
}
func getSingleImpl(node any, decodedToken string, nameProvider *swag.NameProvider) (any, reflect.Kind, error) {
rValue := reflect.Indirect(reflect.ValueOf(node))
kind := rValue.Kind()
if isNil(node) {
return nil, kind, fmt.Errorf("nil value has not field %q", decodedToken)
}
switch typed := node.(type) {
case JSONPointable:
r, err := typed.JSONLookup(decodedToken)
if err != nil {
return nil, kind, err
}
return r, kind, nil
case *any: // case of a pointer to interface, that is not resolved by reflect.Indirect
return getSingleImpl(*typed, decodedToken, nameProvider)
}
switch kind { //nolint:exhaustive
case reflect.Struct:
nm, ok := nameProvider.GetGoNameForType(rValue.Type(), decodedToken)
if !ok {
return nil, kind, fmt.Errorf("object has no field %q", decodedToken)
}
fld := rValue.FieldByName(nm)
return fld.Interface(), kind, nil
case reflect.Map:
kv := reflect.ValueOf(decodedToken)
mv := rValue.MapIndex(kv)
if mv.IsValid() {
return mv.Interface(), kind, nil
}
return nil, kind, fmt.Errorf("object has no key %q", decodedToken)
case reflect.Slice:
tokenIndex, err := strconv.Atoi(decodedToken)
if err != nil {
return nil, kind, err
}
sLength := rValue.Len()
if tokenIndex < 0 || tokenIndex >= sLength {
return nil, kind, fmt.Errorf("index out of bounds array[0,%d] index '%d'", sLength-1, tokenIndex)
}
elem := rValue.Index(tokenIndex)
return elem.Interface(), kind, nil
default:
return nil, kind, fmt.Errorf("invalid token reference %q", decodedToken)
}
}
func setSingleImpl(node, data any, decodedToken string, nameProvider *swag.NameProvider) error {
rValue := reflect.Indirect(reflect.ValueOf(node))
if ns, ok := node.(JSONSetable); ok { // pointer impl
return ns.JSONSet(decodedToken, data)
}
if rValue.Type().Implements(jsonSetableType) {
return node.(JSONSetable).JSONSet(decodedToken, data)
}
switch rValue.Kind() { //nolint:exhaustive
case reflect.Struct:
nm, ok := nameProvider.GetGoNameForType(rValue.Type(), decodedToken)
if !ok {
return fmt.Errorf("object has no field %q", decodedToken)
}
fld := rValue.FieldByName(nm)
if fld.IsValid() {
fld.Set(reflect.ValueOf(data))
}
return nil
case reflect.Map:
kv := reflect.ValueOf(decodedToken)
rValue.SetMapIndex(kv, reflect.ValueOf(data))
return nil
case reflect.Slice:
tokenIndex, err := strconv.Atoi(decodedToken)
if err != nil {
return err
}
sLength := rValue.Len()
if tokenIndex < 0 || tokenIndex >= sLength {
return fmt.Errorf("index out of bounds array[0,%d] index '%d'", sLength, tokenIndex)
}
elem := rValue.Index(tokenIndex)
if !elem.CanSet() {
return fmt.Errorf("can't set slice index %s to %v", decodedToken, data)
}
elem.Set(reflect.ValueOf(data))
return nil
default:
return fmt.Errorf("invalid token reference %q", decodedToken)
}
}
func (p *Pointer) get(node any, nameProvider *swag.NameProvider) (any, reflect.Kind, error) {
if nameProvider == nil {
nameProvider = swag.DefaultJSONNameProvider
}
kind := reflect.Invalid
// Full document when empty
if len(p.referenceTokens) == 0 {
return node, kind, nil
}
for _, token := range p.referenceTokens {
decodedToken := Unescape(token)
r, knd, err := getSingleImpl(node, decodedToken, nameProvider)
if err != nil {
return nil, knd, err
}
node = r
}
rValue := reflect.ValueOf(node)
kind = rValue.Kind()
return node, kind, nil
}
func (p *Pointer) set(node, data any, nameProvider *swag.NameProvider) error {
knd := reflect.ValueOf(node).Kind()
if knd != reflect.Ptr && knd != reflect.Struct && knd != reflect.Map && knd != reflect.Slice && knd != reflect.Array {
return errors.New("only structs, pointers, maps and slices are supported for setting values")
}
if nameProvider == nil {
nameProvider = swag.DefaultJSONNameProvider
}
// Full document when empty
if len(p.referenceTokens) == 0 {
return nil
}
lastI := len(p.referenceTokens) - 1
for i, token := range p.referenceTokens {
isLastToken := i == lastI
decodedToken := Unescape(token)
if isLastToken {
return setSingleImpl(node, data, decodedToken, nameProvider)
}
rValue := reflect.Indirect(reflect.ValueOf(node))
kind := rValue.Kind()
if rValue.Type().Implements(jsonPointableType) {
r, err := node.(JSONPointable).JSONLookup(decodedToken)
if err != nil {
return err
}
fld := reflect.ValueOf(r)
if fld.CanAddr() && fld.Kind() != reflect.Interface && fld.Kind() != reflect.Map && fld.Kind() != reflect.Slice && fld.Kind() != reflect.Ptr {
node = fld.Addr().Interface()
continue
}
node = r
continue
}
switch kind { //nolint:exhaustive
case reflect.Struct:
nm, ok := nameProvider.GetGoNameForType(rValue.Type(), decodedToken)
if !ok {
return fmt.Errorf("object has no field %q", decodedToken)
}
fld := rValue.FieldByName(nm)
if fld.CanAddr() && fld.Kind() != reflect.Interface && fld.Kind() != reflect.Map && fld.Kind() != reflect.Slice && fld.Kind() != reflect.Ptr {
node = fld.Addr().Interface()
continue
}
node = fld.Interface()
case reflect.Map:
kv := reflect.ValueOf(decodedToken)
mv := rValue.MapIndex(kv)
if !mv.IsValid() {
return fmt.Errorf("object has no key %q", decodedToken)
}
if mv.CanAddr() && mv.Kind() != reflect.Interface && mv.Kind() != reflect.Map && mv.Kind() != reflect.Slice && mv.Kind() != reflect.Ptr {
node = mv.Addr().Interface()
continue
}
node = mv.Interface()
case reflect.Slice:
tokenIndex, err := strconv.Atoi(decodedToken)
if err != nil {
return err
}
sLength := rValue.Len()
if tokenIndex < 0 || tokenIndex >= sLength {
return fmt.Errorf("index out of bounds array[0,%d] index '%d'", sLength, tokenIndex)
}
elem := rValue.Index(tokenIndex)
if elem.CanAddr() && elem.Kind() != reflect.Interface && elem.Kind() != reflect.Map && elem.Kind() != reflect.Slice && elem.Kind() != reflect.Ptr {
node = elem.Addr().Interface()
continue
}
node = elem.Interface()
default:
return fmt.Errorf("invalid token reference %q", decodedToken)
}
}
return nil
}
// DecodedTokens returns the decoded tokens
// DecodedTokens returns the decoded tokens of this JSON pointer
func (p *Pointer) DecodedTokens() []string {
result := make([]string, 0, len(p.referenceTokens))
for _, t := range p.referenceTokens {
@@ -377,9 +103,7 @@ func (p *Pointer) String() string {
return emptyPointer
}
pointerString := pointerSeparator + strings.Join(p.referenceTokens, pointerSeparator)
return pointerString
return pointerSeparator + strings.Join(p.referenceTokens, pointerSeparator)
}
func (p *Pointer) Offset(document string) (int64, error) {
@@ -404,15 +128,294 @@ func (p *Pointer) Offset(document string) (int64, error) {
return 0, err
}
default:
return 0, fmt.Errorf("invalid token %#v", tk)
return 0, fmt.Errorf("invalid token %#v: %w", tk, ErrPointer)
}
default:
return 0, fmt.Errorf("invalid token %#v", tk)
return 0, fmt.Errorf("invalid token %#v: %w", tk, ErrPointer)
}
}
return offset, nil
}
// "Constructor", parses the given string JSON pointer
func (p *Pointer) parse(jsonPointerString string) error {
var err error
if jsonPointerString != emptyPointer {
if !strings.HasPrefix(jsonPointerString, pointerSeparator) {
err = errors.Join(ErrInvalidStart, ErrPointer)
} else {
referenceTokens := strings.Split(jsonPointerString, pointerSeparator)
p.referenceTokens = append(p.referenceTokens, referenceTokens[1:]...)
}
}
return err
}
func (p *Pointer) get(node any, nameProvider *jsonname.NameProvider) (any, reflect.Kind, error) {
if nameProvider == nil {
nameProvider = jsonname.DefaultJSONNameProvider
}
kind := reflect.Invalid
// Full document when empty
if len(p.referenceTokens) == 0 {
return node, kind, nil
}
for _, token := range p.referenceTokens {
decodedToken := Unescape(token)
r, knd, err := getSingleImpl(node, decodedToken, nameProvider)
if err != nil {
return nil, knd, err
}
node = r
}
rValue := reflect.ValueOf(node)
kind = rValue.Kind()
return node, kind, nil
}
func (p *Pointer) set(node, data any, nameProvider *jsonname.NameProvider) error {
knd := reflect.ValueOf(node).Kind()
if knd != reflect.Pointer && knd != reflect.Struct && knd != reflect.Map && knd != reflect.Slice && knd != reflect.Array {
return errors.Join(
ErrUnsupportedValueType,
ErrPointer,
)
}
if nameProvider == nil {
nameProvider = jsonname.DefaultJSONNameProvider
}
// Full document when empty
if len(p.referenceTokens) == 0 {
return nil
}
lastI := len(p.referenceTokens) - 1
for i, token := range p.referenceTokens {
isLastToken := i == lastI
decodedToken := Unescape(token)
if isLastToken {
return setSingleImpl(node, data, decodedToken, nameProvider)
}
// Check for nil during traversal
if isNil(node) {
return fmt.Errorf("cannot traverse through nil value at %q: %w", decodedToken, ErrPointer)
}
rValue := reflect.Indirect(reflect.ValueOf(node))
kind := rValue.Kind()
if rValue.Type().Implements(jsonPointableType) {
r, err := node.(JSONPointable).JSONLookup(decodedToken)
if err != nil {
return err
}
fld := reflect.ValueOf(r)
if fld.CanAddr() && fld.Kind() != reflect.Interface && fld.Kind() != reflect.Map && fld.Kind() != reflect.Slice && fld.Kind() != reflect.Pointer {
node = fld.Addr().Interface()
continue
}
node = r
continue
}
switch kind { //nolint:exhaustive
case reflect.Struct:
nm, ok := nameProvider.GetGoNameForType(rValue.Type(), decodedToken)
if !ok {
return fmt.Errorf("object has no field %q: %w", decodedToken, ErrPointer)
}
fld := rValue.FieldByName(nm)
if fld.CanAddr() && fld.Kind() != reflect.Interface && fld.Kind() != reflect.Map && fld.Kind() != reflect.Slice && fld.Kind() != reflect.Pointer {
node = fld.Addr().Interface()
continue
}
node = fld.Interface()
case reflect.Map:
kv := reflect.ValueOf(decodedToken)
mv := rValue.MapIndex(kv)
if !mv.IsValid() {
return fmt.Errorf("object has no key %q: %w", decodedToken, ErrPointer)
}
if mv.CanAddr() && mv.Kind() != reflect.Interface && mv.Kind() != reflect.Map && mv.Kind() != reflect.Slice && mv.Kind() != reflect.Pointer {
node = mv.Addr().Interface()
continue
}
node = mv.Interface()
case reflect.Slice:
tokenIndex, err := strconv.Atoi(decodedToken)
if err != nil {
return err
}
sLength := rValue.Len()
if tokenIndex < 0 || tokenIndex >= sLength {
return fmt.Errorf("index out of bounds array[0,%d] index '%d': %w", sLength, tokenIndex, ErrPointer)
}
elem := rValue.Index(tokenIndex)
if elem.CanAddr() && elem.Kind() != reflect.Interface && elem.Kind() != reflect.Map && elem.Kind() != reflect.Slice && elem.Kind() != reflect.Pointer {
node = elem.Addr().Interface()
continue
}
node = elem.Interface()
default:
return fmt.Errorf("invalid token reference %q: %w", decodedToken, ErrPointer)
}
}
return nil
}
func isNil(input any) bool {
if input == nil {
return true
}
kind := reflect.TypeOf(input).Kind()
switch kind { //nolint:exhaustive
case reflect.Pointer, reflect.Map, reflect.Slice, reflect.Chan:
return reflect.ValueOf(input).IsNil()
default:
return false
}
}
// GetForToken gets a value for a json pointer token 1 level deep
func GetForToken(document any, decodedToken string) (any, reflect.Kind, error) {
return getSingleImpl(document, decodedToken, jsonname.DefaultJSONNameProvider)
}
// SetForToken gets a value for a json pointer token 1 level deep
func SetForToken(document any, decodedToken string, value any) (any, error) {
return document, setSingleImpl(document, value, decodedToken, jsonname.DefaultJSONNameProvider)
}
func getSingleImpl(node any, decodedToken string, nameProvider *jsonname.NameProvider) (any, reflect.Kind, error) {
rValue := reflect.Indirect(reflect.ValueOf(node))
kind := rValue.Kind()
if isNil(node) {
return nil, kind, fmt.Errorf("nil value has no field %q: %w", decodedToken, ErrPointer)
}
switch typed := node.(type) {
case JSONPointable:
r, err := typed.JSONLookup(decodedToken)
if err != nil {
return nil, kind, err
}
return r, kind, nil
case *any: // case of a pointer to interface, that is not resolved by reflect.Indirect
return getSingleImpl(*typed, decodedToken, nameProvider)
}
switch kind { //nolint:exhaustive
case reflect.Struct:
nm, ok := nameProvider.GetGoNameForType(rValue.Type(), decodedToken)
if !ok {
return nil, kind, fmt.Errorf("object has no field %q: %w", decodedToken, ErrPointer)
}
fld := rValue.FieldByName(nm)
return fld.Interface(), kind, nil
case reflect.Map:
kv := reflect.ValueOf(decodedToken)
mv := rValue.MapIndex(kv)
if mv.IsValid() {
return mv.Interface(), kind, nil
}
return nil, kind, fmt.Errorf("object has no key %q: %w", decodedToken, ErrPointer)
case reflect.Slice:
tokenIndex, err := strconv.Atoi(decodedToken)
if err != nil {
return nil, kind, err
}
sLength := rValue.Len()
if tokenIndex < 0 || tokenIndex >= sLength {
return nil, kind, fmt.Errorf("index out of bounds array[0,%d] index '%d': %w", sLength-1, tokenIndex, ErrPointer)
}
elem := rValue.Index(tokenIndex)
return elem.Interface(), kind, nil
default:
return nil, kind, fmt.Errorf("invalid token reference %q: %w", decodedToken, ErrPointer)
}
}
func setSingleImpl(node, data any, decodedToken string, nameProvider *jsonname.NameProvider) error {
rValue := reflect.Indirect(reflect.ValueOf(node))
// Check for nil to prevent panic when calling rValue.Type()
if isNil(node) {
return fmt.Errorf("cannot set field %q on nil value: %w", decodedToken, ErrPointer)
}
if ns, ok := node.(JSONSetable); ok { // pointer impl
return ns.JSONSet(decodedToken, data)
}
if rValue.Type().Implements(jsonSetableType) {
return node.(JSONSetable).JSONSet(decodedToken, data)
}
switch rValue.Kind() { //nolint:exhaustive
case reflect.Struct:
nm, ok := nameProvider.GetGoNameForType(rValue.Type(), decodedToken)
if !ok {
return fmt.Errorf("object has no field %q: %w", decodedToken, ErrPointer)
}
fld := rValue.FieldByName(nm)
if fld.IsValid() {
fld.Set(reflect.ValueOf(data))
}
return nil
case reflect.Map:
kv := reflect.ValueOf(decodedToken)
rValue.SetMapIndex(kv, reflect.ValueOf(data))
return nil
case reflect.Slice:
tokenIndex, err := strconv.Atoi(decodedToken)
if err != nil {
return err
}
sLength := rValue.Len()
if tokenIndex < 0 || tokenIndex >= sLength {
return fmt.Errorf("index out of bounds array[0,%d] index '%d': %w", sLength, tokenIndex, ErrPointer)
}
elem := rValue.Index(tokenIndex)
if !elem.CanSet() {
return fmt.Errorf("can't set slice index %s to %v: %w", decodedToken, data, ErrPointer)
}
elem.Set(reflect.ValueOf(data))
return nil
default:
return fmt.Errorf("invalid token reference %q: %w", decodedToken, ErrPointer)
}
}
func offsetSingleObject(dec *json.Decoder, decodedToken string) (int64, error) {
for dec.More() {
offset := dec.InputOffset()
@@ -437,16 +440,16 @@ func offsetSingleObject(dec *json.Decoder, decodedToken string) (int64, error) {
return offset, nil
}
default:
return 0, fmt.Errorf("invalid token %#v", tk)
return 0, fmt.Errorf("invalid token %#v: %w", tk, ErrPointer)
}
}
return 0, fmt.Errorf("token reference %q not found", decodedToken)
return 0, fmt.Errorf("token reference %q not found: %w", decodedToken, ErrPointer)
}
func offsetSingleArray(dec *json.Decoder, decodedToken string) (int64, error) {
idx, err := strconv.Atoi(decodedToken)
if err != nil {
return 0, fmt.Errorf("token reference %q is not a number: %v", decodedToken, err)
return 0, fmt.Errorf("token reference %q is not a number: %v: %w", decodedToken, err, ErrPointer)
}
var i int
for i = 0; i < idx && dec.More(); i++ {
@@ -470,7 +473,7 @@ func offsetSingleArray(dec *json.Decoder, decodedToken string) (int64, error) {
}
if !dec.More() {
return 0, fmt.Errorf("token reference %q not found", decodedToken)
return 0, fmt.Errorf("token reference %q not found: %w", decodedToken, ErrPointer)
}
return dec.InputOffset(), nil
}
@@ -516,16 +519,17 @@ const (
decRefTok1 = `/`
)
var (
encRefTokReplacer = strings.NewReplacer(encRefTok1, decRefTok1, encRefTok0, decRefTok0)
decRefTokReplacer = strings.NewReplacer(decRefTok1, encRefTok1, decRefTok0, encRefTok0)
)
// Unescape unescapes a json pointer reference token string to the original representation
func Unescape(token string) string {
step1 := strings.ReplaceAll(token, encRefTok1, decRefTok1)
step2 := strings.ReplaceAll(step1, encRefTok0, decRefTok0)
return step2
return encRefTokReplacer.Replace(token)
}
// Escape escapes a pointer reference token string
func Escape(token string) string {
step1 := strings.ReplaceAll(token, decRefTok0, encRefTok0)
step2 := strings.ReplaceAll(step1, decRefTok1, encRefTok1)
return step2
return decRefTokReplacer.Replace(token)
}